wip

bin/worker.php

@@ -6,6 +6,7 @@ use ParaTest\WrapperRunner\ApplicationForWrapperWorker;
 use ParaTest\WrapperRunner\WrapperWorker;
 use Pest\Kernel;
 use Pest\Plugins\Actions\CallsHandleArguments;
+use Pest\Support\Container;
 use Pest\TestSuite;
 use Symfony\Component\Console\Input\ArgvInput;
 use Symfony\Component\Console\Output\ConsoleOutput;
@@ -58,6 +59,15 @@ $bootPest = (static function (): void {
         }
     }
 
+    $container = Container::getInstance();
+    $rootPath = dirname(PHPUNIT_COMPOSER_INSTALL, 2);
+
+    foreach (Kernel::RESTARTERS as $restarterClass) {
+        $restarter = $container->get($restarterClass);
+
+        $restarter->maybeRestart($rootPath, $_SERVER['argv']);
+    }
+
     assert(isset($getopt['status-file']) && is_string($getopt['status-file']));
     $statusFile = fopen($getopt['status-file'], 'wb');
     assert(is_resource($statusFile));

composer.json

@@ -20,7 +20,6 @@
         "php": "^8.3.0",
         "brianium/paratest": "^7.20.0",
         "composer/xdebug-handler": "^3.0.5",
-        "fidry/cpu-core-counter": "^1.3",
         "nunomaduro/collision": "^8.9.4",
         "nunomaduro/termwind": "^2.4.0",
         "pestphp/pest-plugin": "^4.0.0",
@@ -94,7 +93,6 @@
         "test:inline": "php bin/pest --configuration=phpunit.inline.xml",
         "test:parallel": "php bin/pest --exclude-group=integration --parallel --processes=3",
         "test:integration": "php bin/pest --group=integration -v",
-        "test:tia": "php bin/pest --configuration=tests-tia/phpunit.xml",
         "update:snapshots": "REBUILD_SNAPSHOTS=true php bin/pest --update-snapshots",
         "test": [
             "@test:lint",
@@ -102,8 +100,7 @@
             "@test:type:coverage",
             "@test:unit",
             "@test:parallel",
-            "@test:integration",
+            "@test:integration"
-            "@test:tia"
         ]
     },
     "extra": {

src/Bootstrappers/BootPhpUnitConfiguration.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Bootstrappers;
+
+use Pest\Contracts\Bootstrapper;
+use PHPUnit\TextUI\Configuration\Builder;
+
+/**
+ * @internal
+ */
+final class BootPhpUnitConfiguration implements Bootstrapper
+{
+    public function boot(): void
+    {
+        (new Builder)->build(['pest']);
+    }
+}

src/Concerns/Testable.php

@@ -9,7 +9,6 @@ use Pest\Exceptions\DatasetArgumentsMismatch;
 use Pest\Panic;
 use Pest\Plugins\Tia;
 use Pest\Plugins\Tia\Collectors;
-use Pest\Plugins\Tia\Edges\AutoloadEdges;
 use Pest\Plugins\Tia\Recorder;
 use Pest\Plugins\Tia\Replay;
 use Pest\Preset;
@@ -83,10 +82,15 @@ trait Testable
     public bool $__ran = false;
 
     /**
-     * Set when a `BeforeEachable` plugin returns a cached success result.
+     * The active replay mode for this test, set in `setUp()` and checked
-     * Checked in `__runTest` and `tearDown` to skip body + cleanup.
+     * in `__runTest()` / `tearDown()` to skip the body and after-each.
      */
-    private bool $__cachedPass = false;
+    private Replay $__replay = Replay::No;
+
+    /**
+     * The cached assertion count to replay, captured when entering replay mode.
+     */
+    private int $__replayAssertions = 0;
 
     /**
      * The test's test closure.
@@ -240,8 +244,6 @@ trait Testable
     {
         TestSuite::getInstance()->test = $this;
 
-        $this->__cachedPass = false;
-
         $method = TestSuite::getInstance()->tests->get(self::$__filename)->getMethod($this->name());
 
         $description = $method->description;
@@ -283,11 +285,10 @@ trait Testable
             assert($status !== null);
 
             match ($replay) {
-                Replay::Pass => $this->__shortCircuitCachedPass(),
+                Replay::Pass, Replay::Risky => $this->__beginReplay($replay, $tia),
                 Replay::Skipped => $this->markTestSkipped($status->message()),
                 Replay::Incomplete => $this->markTestIncomplete($status->message()),
                 Replay::Failure => throw new AssertionFailedError($status->message() ?: 'Cached failure'),
-                Replay::No => null,
             };
 
             return;
@@ -300,10 +301,6 @@ trait Testable
             $recorder->beginTest($this::class, $this->name(), self::$__filename);
         }
 
-        $autoloadBeforeSetUp = $recorder->isActive()
-            ? AutoloadEdges::snapshot()
-            : [];
-
         parent::setUp();
 
         Collectors::armAll($recorder);
@@ -315,23 +312,12 @@ trait Testable
         }
 
         $this->__callClosure($beforeEach, $arguments);
-
-        if ($recorder->isActive() && $autoloadBeforeSetUp !== []) {
-            $recorder->linkSourcesForTest(
-                self::$__filename,
-                AutoloadEdges::newProjectFiles(
-                    $autoloadBeforeSetUp,
-                    AutoloadEdges::snapshot(),
-                    TestSuite::getInstance()->rootPath,
-                    self::$__filename,
-                ),
-            );
-        }
     }
 
-    private function __shortCircuitCachedPass(): void
+    private function __beginReplay(Replay $replay, Tia $tia): void
     {
-        $this->__cachedPass = true;
+        $this->__replay = $replay;
+        $this->__replayAssertions = $tia->getAssertionCount($this::class.'::'.$this->name());
         $this->__ran = true;
     }
 
@@ -367,7 +353,7 @@ trait Testable
      */
     protected function tearDown(...$arguments): void
     {
-        if ($this->__cachedPass) {
+        if ($this->__replay !== Replay::No) {
             TestSuite::getInstance()->test = null;
 
             return;
@@ -398,19 +384,12 @@ trait Testable
      */
     private function __runTest(Closure $closure, ...$args): mixed
     {
-        if ($this->__cachedPass) {
+        if ($this->__replay === Replay::Pass || $this->__replay === Replay::Risky) {
-            // Feed the exact assertion count captured during the recorded
+            if ($this->__replay === Replay::Pass && $this->__replayAssertions === 0) {
-            // run so Pest's "Tests: N passed (M assertions)" banner stays
-            // accurate on replay instead of collapsing to 1-per-test.
-            /** @var Tia $tia */
-            $tia = Container::getInstance()->get(Tia::class);
-            $assertions = $tia->getAssertionCount($this::class.'::'.$this->name());
-
-            if ($assertions === 0) {
                 $this->expectNotToPerformAssertions();
             }
 
-            $this->addToAssertionCount($assertions);
+            $this->addToAssertionCount($this->__replayAssertions);
 
             return null;
         }

src/Exceptions/TiaRequiresPestTests.php

@@ -16,12 +16,12 @@ use Symfony\Component\Console\Output\OutputInterface;
  */
 final class TiaRequiresPestTests extends RuntimeException implements ExceptionInterface, Panicable, RenderlessEditor, RenderlessTrace
 {
-    public function __construct(private readonly string $className, private readonly string $file)
+    public function __construct(private readonly string $className, string $filename)
     {
         parent::__construct(sprintf(
-            'Tia mode requires Pest tests, but encountered PHPUnit class [%s] in [%s].',
+            'Tia mode requires only functional based Pest tests, but encountered PHPUnit class [%s] in [%s].',
             $className,
-            $file,
+            $filename,
         ));
     }
 

src/Factories/TestCaseFactory.php

@@ -166,7 +166,7 @@ final class TestCaseFactory
             final class $className extends $baseClass implements $hasPrintableTestCaseClassFQN {
                 $traitsCode
 
-                private static \$__filename = '$filename';
+                public static \$__filename = '$filename';
 
                 $methodsCode
             }

src/Kernel.php

@@ -27,8 +27,13 @@ use Whoops\Exception\Inspector;
 /**
  * @internal
  */
-final readonly class Kernel
+final class Kernel
 {
+    /**
+     * Either the kernel is terminated or not.
+     */
+    private bool $terminated = false;
+
     /**
      * The Kernel bootstrappers.
      *
@@ -36,6 +41,7 @@ final readonly class Kernel
      */
     private const array BOOTSTRAPPERS = [
         Bootstrappers\BootOverrides::class,
+        Bootstrappers\BootPhpUnitConfiguration::class,
         Plugins\Tia\Bootstrapper::class,
         Bootstrappers\BootSubscribers::class,
         Bootstrappers\BootFiles::class,
@@ -59,12 +65,7 @@ final readonly class Kernel
     /**
      * Creates a new Kernel instance.
      */
-    public function __construct(
+    public function __construct(private readonly Application $application, private readonly OutputInterface $output) {}
-        private Application $application,
-        private OutputInterface $output,
-    ) {
-        //
-    }
 
     /**
      * Boots the Kernel.
@@ -125,9 +126,13 @@ final readonly class Kernel
         $configuration = Registry::get();
         $result = Facade::result();
 
-        return CallsAddsOutput::execute(
+        $result = CallsAddsOutput::execute(
             Result::exitCode($configuration, $result),
         );
+
+        $this->terminate();
+
+        return $result;
     }
 
     /**
@@ -135,6 +140,12 @@ final readonly class Kernel
      */
     public function terminate(): void
     {
+        if ($this->terminated) {
+            return;
+        }
+
+        $this->terminated = true;
+
         $preBufferOutput = Container::getInstance()->get(KernelDump::class);
 
         assert($preBufferOutput instanceof KernelDump);

src/Plugins/Tia.php

@@ -19,6 +19,7 @@ use Pest\Plugins\Tia\Graph;
 use Pest\Plugins\Tia\JsModuleGraph;
 use Pest\Plugins\Tia\Recorder;
 use Pest\Plugins\Tia\ResultCollector;
+use Pest\Plugins\Tia\SourceScope;
 use Pest\Plugins\Tia\Storage;
 use Pest\Plugins\Tia\TableExtractor;
 use Pest\Plugins\Tia\WatchPatterns;
@@ -29,7 +30,6 @@ use Pest\TestSuite;
 use PHPUnit\Framework\TestStatus\TestStatus;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Process\Process;
-use Throwable;
 
 /**
  * @internal
@@ -40,12 +40,26 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
 
     private const string OPTION = '--tia';
 
+    private const string NO_OPTION = '--no-tia';
+
     private const string FRESH_OPTION = '--fresh';
 
     private const string REFETCH_OPTION = '--refetch';
 
     private const string FILTERED_OPTION = '--filtered';
 
+    private const string LOCALLY_OPTION = '--locally';
+
+    private const string BASELINED_OPTION = '--baselined';
+
+    private const string ENV_TIA = 'PEST_TIA';
+
+    private const string ENV_FILTERED = 'PEST_TIA_FILTERED';
+
+    private const string ENV_LOCALLY = 'PEST_TIA_LOCALLY';
+
+    private const string ENV_BASELINED = 'PEST_TIA_BASELINED';
+
     public const string KEY_GRAPH = 'graph.json';
 
     public const string KEY_AFFECTED = 'affected.json';
@@ -70,6 +84,25 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
 
     private const string PIGGYBACK_COVERAGE_GLOBAL = 'TIA_PIGGYBACK_COVERAGE';
 
+    /**
+     * PHPUnit/Pest CLI flags whose subsequent argument is a value, not a path.
+     *
+     * @var list<string>
+     */
+    private const array VALUE_TAKING_FLAGS = [
+        '-c', '--configuration', '--bootstrap', '--cache-directory',
+        '--filter', '--group', '--exclude-group', '--covers', '--uses',
+        '--test-suffix', '--testsuite', '--exclude-testsuite',
+        '--printer', '--columns', '--colors', '--order-by', '--random-order-seed',
+        '--include-path', '--whitelist',
+        '--log-junit', '--log-teamcity', '--testdox-html', '--testdox-text',
+        '--coverage-clover', '--coverage-cobertura', '--coverage-crap4j',
+        '--coverage-html', '--coverage-php', '--coverage-text', '--coverage-xml',
+        '--coverage-filter', '--path-coverage',
+        '--repeat', '--retry-times', '--memory-limit', '--seed',
+        '--compact', '--ci-build-id', '--min',
+    ];
+
     private bool $graphWritten = false;
 
     private bool $replayRan = false;
@@ -93,17 +126,7 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
     /** @var array{structural: array<string, mixed>, environmental: array<string, mixed>}|null */
     private ?array $startFingerprint = null;
 
-    private function workerEdgesKey(string $token): string
+private bool $piggybackCoverage = false;
-    {
-        return self::KEY_WORKER_EDGES_PREFIX.$token.'.json';
-    }
-
-    private function workerResultsKey(string $token): string
-    {
-        return self::KEY_WORKER_RESULTS_PREFIX.$token.'.json';
-    }
-
-    private bool $piggybackCoverage = false;
 
     private bool $recordingActive = false;
 
@@ -171,13 +194,15 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
      */
     public static function isEnabledForRun(array $arguments): bool
     {
-        if (in_array(self::OPTION, $arguments, true)) {
-            return true;
-        }
-
         $watchPatterns = Container::getInstance()->get(WatchPatterns::class);
         assert($watchPatterns instanceof WatchPatterns);
 
+        self::applyWatchPatternMarks($arguments, $watchPatterns);
+
+        if (in_array(self::OPTION, $arguments, true) || self::envFlagEnabled(self::ENV_TIA)) {
+            return true;
+        }
+
         if (! $watchPatterns->isEnabled()) {
             return false;
         }
@@ -185,6 +210,26 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
         return ! ($watchPatterns->isLocally() && in_array('--ci', $arguments, true));
     }
 
+    /**
+     * @param  array<int, string>  $arguments
+     */
+    private static function applyWatchPatternMarks(array $arguments, WatchPatterns $watchPatterns): void
+    {
+        if (in_array(self::LOCALLY_OPTION, $arguments, true) || self::envFlagEnabled(self::ENV_LOCALLY)) {
+            $watchPatterns->markEnabled();
+            $watchPatterns->markLocally();
+        }
+
+        if (in_array(self::BASELINED_OPTION, $arguments, true) || self::envFlagEnabled(self::ENV_BASELINED)) {
+            $watchPatterns->markBaselined();
+        }
+    }
+
+    private static function envFlagEnabled(string $name): bool
+    {
+        return filter_var(getenv($name), FILTER_VALIDATE_BOOL);
+    }
+
     public function getStatus(string $filename, string $testId): ?TestStatus
     {
         if (! $this->replayGraph instanceof Graph) {
@@ -245,19 +290,32 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
 
         /** @var WatchPatterns $watchPatterns */
         $watchPatterns = Container::getInstance()->get(WatchPatterns::class);
-        $cliEnabled = $this->hasArgument(self::OPTION, $arguments);
+        self::applyWatchPatternMarks($arguments, $watchPatterns);
+        $disabled = $this->hasArgument(self::NO_OPTION, $arguments);
+        $cliEnabled = $this->hasArgument(self::OPTION, $arguments) || self::envFlagEnabled(self::ENV_TIA);
         $alwaysEnabled = $watchPatterns->isEnabled()
             && (! $watchPatterns->isLocally() || Environment::name() === Environment::LOCAL);
-        $enabled = $cliEnabled || $alwaysEnabled;
+        $enabled = ! $disabled && ($cliEnabled || $alwaysEnabled);
-        $this->filteredMode = ($this->hasArgument(self::FILTERED_OPTION, $arguments) || $watchPatterns->isFiltered())
+        $this->filteredMode = ($this->hasArgument(self::FILTERED_OPTION, $arguments) || self::envFlagEnabled(self::ENV_FILTERED) || $watchPatterns->isFiltered())
             && ! $this->hasExplicitPathArgument($arguments);
         $freshRequested = $this->hasArgument(self::FRESH_OPTION, $arguments);
         $this->forceRefetch = $this->hasArgument(self::REFETCH_OPTION, $arguments);
 
         $arguments = $this->popArgument(self::OPTION, $arguments);
+        $arguments = $this->popArgument(self::NO_OPTION, $arguments);
         $arguments = $this->popArgument(self::FRESH_OPTION, $arguments);
         $arguments = $this->popArgument(self::REFETCH_OPTION, $arguments);
         $arguments = $this->popArgument(self::FILTERED_OPTION, $arguments);
+        $arguments = $this->popArgument(self::LOCALLY_OPTION, $arguments);
+        $arguments = $this->popArgument(self::BASELINED_OPTION, $arguments);
+
+        if ($disabled) {
+            $this->forceRefetch = false;
+            $this->filteredMode = false;
+            $this->freshRebuild = false;
+
+            return $arguments;
+        }
 
         $forceRebuild = $freshRequested && ($enabled || $recordingGlobal || $replayingGlobal);
         $this->freshRebuild = $forceRebuild;
@@ -429,67 +487,7 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
             $changedFiles->snapshotTree($changedFiles->since($currentSha) ?? []),
         );
 
-        $mergedFiles = [];
+        [$finalised, $finalisedTables, $finalisedInertia] = $this->consumePartials($partialKeys);
-        $mergedTables = [];
-        $mergedInertia = [];
-
-        foreach ($partialKeys as $key) {
-            $data = $this->readPartial($key);
-
-            if ($data === null) {
-                continue;
-            }
-
-            foreach ($data['files'] as $testFile => $sources) {
-                if (! isset($mergedFiles[$testFile])) {
-                    $mergedFiles[$testFile] = [];
-                }
-
-                foreach ($sources as $source) {
-                    $mergedFiles[$testFile][$source] = true;
-                }
-            }
-
-            foreach ($data['tables'] as $testFile => $tables) {
-                if (! isset($mergedTables[$testFile])) {
-                    $mergedTables[$testFile] = [];
-                }
-
-                foreach ($tables as $table) {
-                    $mergedTables[$testFile][$table] = true;
-                }
-            }
-
-            foreach ($data['inertia'] as $testFile => $components) {
-                if (! isset($mergedInertia[$testFile])) {
-                    $mergedInertia[$testFile] = [];
-                }
-
-                foreach ($components as $component) {
-                    $mergedInertia[$testFile][$component] = true;
-                }
-            }
-
-            $this->state->delete($key);
-        }
-
-        $finalised = [];
-
-        foreach ($mergedFiles as $testFile => $sourceSet) {
-            $finalised[$testFile] = array_keys($sourceSet);
-        }
-
-        $finalisedTables = [];
-
-        foreach ($mergedTables as $testFile => $tableSet) {
-            $finalisedTables[$testFile] = array_keys($tableSet);
-        }
-
-        $finalisedInertia = [];
-
-        foreach ($mergedInertia as $testFile => $componentSet) {
-            $finalisedInertia[$testFile] = array_keys($componentSet);
-        }
 
         if ($finalised === []) {
             if ($this->replayRan) {
@@ -534,7 +532,7 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
         if (! Fingerprint::structuralMatches($stored, $current)) {
             $drift = Fingerprint::structuralDrift($stored, $current);
 
-            $this->renderBadge('INFO', sprintf(
+            $this->renderChild(sprintf(
                 'Graph structure outdated (%s).',
                 $this->formatStructuralDrift($drift),
             ));
@@ -607,8 +605,7 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
             $changedFiles = new ChangedFiles($projectRoot);
             $branchSha = $graph->recordedAtSha($this->branch);
 
-            if ($changedFiles->gitAvailable()
+            if ($branchSha !== null
-                && $branchSha !== null
                 && $changedFiles->since($branchSha) === null) {
                 $this->renderBadge('WARN', 'Recorded commit is no longer reachable — graph will be rebuilt.');
                 $graph = null;
@@ -618,6 +615,7 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
         if (! $graph instanceof Graph
             && ! $forceRebuild
             && ! $this->baselineFetchAttemptedForDrift
+            && $this->watchPatterns->isBaselined()
             && $this->baselineSync->fetchIfAvailable($projectRoot, $this->forceRefetch)) {
             $this->baselineFetchAttemptedForDrift = true;
             $graph = $this->loadGraph($projectRoot);
@@ -761,12 +759,6 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
     {
         $changedFiles = new ChangedFiles($projectRoot);
 
-        if (! $changedFiles->gitAvailable()) {
-            $this->renderBadge('WARN', 'Git unavailable — running full suite.');
-
-            return $arguments;
-        }
-
         $branchSha = $graph->recordedAtSha($this->branch);
         $changed = $changedFiles->since($branchSha) ?? [];
 
@@ -1009,7 +1001,7 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
             return;
         }
 
-        $this->state->write($this->workerEdgesKey($this->workerToken()), $json);
+        $this->state->write(self::KEY_WORKER_EDGES_PREFIX.$this->workerToken().'.json', $json);
     }
 
     /**
@@ -1071,7 +1063,7 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
             return;
         }
 
-        $this->state->write($this->workerResultsKey($this->workerToken()), $json);
+        $this->state->write(self::KEY_WORKER_RESULTS_PREFIX.$this->workerToken().'.json', $json);
     }
 
     /**
@@ -1157,6 +1149,43 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
         return $token;
     }
 
+    /**
+     * @param  list<string>  $partialKeys
+     * @return array{0: array<string, list<string>>, 1: array<string, list<string>>, 2: array<string, list<string>>}
+     */
+    private function consumePartials(array $partialKeys): array
+    {
+        $merged = ['files' => [], 'tables' => [], 'inertia' => []];
+
+        foreach ($partialKeys as $key) {
+            $data = $this->readPartial($key);
+
+            if ($data === null) {
+                continue;
+            }
+
+            foreach (['files', 'tables', 'inertia'] as $section) {
+                foreach ($data[$section] as $testFile => $values) {
+                    if (! isset($merged[$section][$testFile])) {
+                        $merged[$section][$testFile] = [];
+                    }
+
+                    foreach ($values as $value) {
+                        $merged[$section][$testFile][$value] = true;
+                    }
+                }
+            }
+
+            $this->state->delete($key);
+        }
+
+        return [
+            array_map(array_keys(...), $merged['files']),
+            array_map(array_keys(...), $merged['tables']),
+            array_map(array_keys(...), $merged['inertia']),
+        ];
+    }
+
     /**
      * @return array{files: array<string, array<int, string>>, tables: array<string, array<int, string>>, inertia: array<string, array<int, string>>}|null
      */
@@ -1334,21 +1363,15 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
             return null;
         }
 
-        $reflection = new \ReflectionClass($class);
+        assert(property_exists($class, '__filename') && is_string($class::$__filename));
 
-        if ($reflection->hasProperty('__filename')) {
+        $filename = $class::$__filename;
-            try {
-                $filename = $reflection->getStaticPropertyValue('__filename');
-            } catch (\ReflectionException) {
-                $filename = null;
-            }
 
-            if (is_string($filename) && $filename !== '' && ! str_contains($filename, "eval()'d")) {
+        if ($filename !== '' && ! str_contains($filename, "eval()'d")) {
             return $filename;
         }
-        }
 
-        $current = $reflection;
+        $current = new \ReflectionClass($class);
 
         while ($current !== false) {
             $file = $current->getFileName();
@@ -1365,12 +1388,8 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
 
     private function coverageReportActive(): bool
     {
-        try {
-            /** @var Coverage $coverage */
         $coverage = Container::getInstance()->get(Coverage::class);
-        } catch (Throwable) {
+        assert($coverage instanceof Coverage);
-            return false;
-        }
 
         return $coverage->coverage === true;
     }
@@ -1380,35 +1399,23 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
      */
     private function hasExplicitPathArgument(array $arguments): bool
     {
-        static $valueTakingFlags = [
-            '-c', '--configuration', '--bootstrap', '--cache-directory',
-            '--filter', '--group', '--exclude-group', '--covers', '--uses',
-            '--test-suffix', '--testsuite', '--exclude-testsuite',
-            '--printer', '--columns', '--colors', '--order-by', '--random-order-seed',
-            '--include-path', '--whitelist',
-            '--log-junit', '--log-teamcity', '--testdox-html', '--testdox-text',
-            '--coverage-clover', '--coverage-cobertura', '--coverage-crap4j',
-            '--coverage-html', '--coverage-php', '--coverage-text', '--coverage-xml',
-            '--coverage-filter', '--path-coverage',
-            '--repeat', '--retry-times', '--memory-limit', '--seed',
-            '--compact', '--ci-build-id', '--min',
-        ];
-
         $projectRoot = TestSuite::getInstance()->rootPath;
-        $testPaths = \Pest\Plugins\Tia\SourceScope::testPaths($projectRoot);
+        $testPaths = SourceScope::testPaths();
 
         if ($testPaths === []) {
             return false;
         }
 
         foreach ($arguments as $index => $arg) {
-            if ($arg === '' || str_starts_with($arg, '-')) {
+            if ($arg === '') {
+                continue;
+            }
+            if (str_starts_with($arg, '-')) {
                 continue;
             }
-
             if ($index > 0) {
                 $previous = $arguments[$index - 1] ?? '';
-                if (in_array($previous, $valueTakingFlags, true)) {
+                if (in_array($previous, self::VALUE_TAKING_FLAGS, true)) {
                     continue;
                 }
             }
@@ -1494,6 +1501,10 @@ final class Tia implements AddsOutput, HandlesArguments, Terminable
         $projectRoot = TestSuite::getInstance()->rootPath;
         $this->baselineFetchAttemptedForDrift = true;
 
+        if (! $this->watchPatterns->isBaselined()) {
+            return null;
+        }
+
         if (! $this->baselineSync->fetchIfAvailable($projectRoot, $this->forceRefetch, hasAnchor: true)) {
             return null;
         }

src/Plugins/Tia/BaselineSync.php

@@ -32,6 +32,29 @@ final readonly class BaselineSync
 
     private const int FETCH_COOLDOWN_SECONDS = 86400;
 
+    private const array DIAGNOSES = [
+        'network' => [
+            'pattern' => '/could not resolve host|connection refused|connection reset|temporary failure in name resolution|network is unreachable|no route to host|i\/o timeout|tls handshake|getaddrinfo/i',
+            'message' => 'network error (offline or DNS unreachable). Try again when connected.',
+        ],
+        'gh-auth' => [
+            'pattern' => '/authentication failed|not logged in|requires authentication|bad credentials|401/i',
+            'message' => 'authentication failed — run `gh auth login` and retry.',
+        ],
+        'rate-limit' => [
+            'pattern' => '/rate limit|too many requests|secondary rate limit/i',
+            'message' => 'GitHub API rate limit hit — try again later.',
+        ],
+        'not-found' => [
+            'pattern' => '/404|not found|repository not found/i',
+            'message' => 'workflow or artifact not found in repo.',
+        ],
+        'forbidden' => [
+            'pattern' => '/403|forbidden|access denied/i',
+            'message' => 'access denied — check that your `gh` token has repo + actions read scope.',
+        ],
+    ];
+
     public function __construct(
         private State $state,
         private OutputInterface $output,
@@ -64,8 +87,9 @@ final readonly class BaselineSync
             return false;
         }
 
-        $failureKind = null;
+        $result = $this->download($repo, $projectRoot, $hasAnchor);
-        $payload = $this->download($repo, $projectRoot, $failureKind, $hasAnchor);
+        $payload = $result['payload'];
+        $failureKind = $result['failureKind'];
 
         if ($payload === null) {
             if ($failureKind === 'no-runs' || $failureKind === null) {
@@ -162,7 +186,7 @@ final readonly class BaselineSync
         $this->output->writeln(['', ...$indentedYaml, '']);
 
         $this->renderChild(sprintf('Commit, push, then run once: gh workflow run tia-baseline.yml -R %s', $repo));
-        $this->renderChild('Details: https://pestphp.com/docs/tia/ci');
+        $this->renderChild('Details: https://pestphp.com/docs/tia');
     }
 
     private function isCi(): bool
@@ -281,14 +305,78 @@ YAML;
     }
 
     /**
-     * @param-out string|null $failureKind
+     * @return array{payload: array{graph: string, coverage: ?string, sizeOnDisk: int}|null, failureKind: ?string}
-     *
-     * @return array{graph: string, coverage: ?string}|null
      */
-    private function download(string $repo, string $projectRoot, ?string &$failureKind = null, bool $hasAnchor = false): ?array
+    private function download(string $repo, string $projectRoot, bool $hasAnchor = false): array
     {
-        $failureKind = null;
+        $this->validateGhDependencies($hasAnchor);
 
+        [$runId, $listError] = $this->latestSuccessfulRunIdWithError($repo);
+
+        if ($listError !== null) {
+            $this->panicOnClassifiedError($listError, 'Failed to query baseline runs', $hasAnchor);
+
+            $this->renderBadge('WARN', sprintf(
+                'Failed to query baseline runs — %s',
+                $listError['message'],
+            ));
+
+            return ['payload' => null, 'failureKind' => $listError['kind']];
+        }
+
+        if ($runId === null) {
+            return ['payload' => null, 'failureKind' => 'no-runs'];
+        }
+
+        $runCacheDir = $this->downloadCacheDir($projectRoot).DIRECTORY_SEPARATOR.$this->safeRunId($runId);
+
+        if (is_file($runCacheDir.DIRECTORY_SEPARATOR.self::GRAPH_ASSET)) {
+            @touch($runCacheDir);
+
+            $this->renderBadge('INFO', sprintf(
+                'Using cached baseline from %s (run %s).',
+                $repo,
+                $runId,
+            ));
+
+            return ['payload' => $this->readArtifact($runCacheDir), 'failureKind' => null];
+        }
+
+        if (! @mkdir($runCacheDir, 0755, true) && ! is_dir($runCacheDir)) {
+            return ['payload' => null, 'failureKind' => null];
+        }
+
+        $download = $this->downloadArtifact($repo, $runId, $runCacheDir, $hasAnchor);
+
+        if (! $download['success']) {
+            return ['payload' => null, 'failureKind' => $download['failureKind']];
+        }
+
+        $payload = $this->validateDownloadedArtifact($runCacheDir, $hasAnchor);
+
+        $this->trimDownloadCache($projectRoot);
+
+        return ['payload' => $payload, 'failureKind' => null];
+    }
+
+    /**
+     * @param  array{kind: string, message: string}  $diagnosis
+     */
+    private function panicOnClassifiedError(array $diagnosis, string $contextPrefix, bool $hasAnchor): void
+    {
+        if (! in_array($diagnosis['kind'], ['forbidden', 'not-found'], true)) {
+            return;
+        }
+
+        Panic::with(new BaselineFetchFailed(
+            sprintf('%s — %s', $contextPrefix, $diagnosis['message']),
+            'Verify workflow tia-baseline.yml, artifact pest-tia-baseline, and gh token scope.',
+            $hasAnchor,
+        ));
+    }
+
+    private function validateGhDependencies(bool $hasAnchor): void
+    {
         if (! $this->commandExists('gh')) {
             Panic::with(new BaselineFetchFailed(
                 'GitHub CLI (gh) not found — cannot fetch baseline.',
@@ -304,52 +392,13 @@ YAML;
                 $hasAnchor,
             ));
         }
-
-        [$runId, $listError] = $this->latestSuccessfulRunIdWithError($repo);
-
-        if ($listError !== null) {
-            $failureKind = $listError['kind'];
-
-            if (in_array($failureKind, ['forbidden', 'not-found'], true)) {
-                Panic::with(new BaselineFetchFailed(
-                    sprintf('Failed to query baseline runs — %s', $listError['message']),
-                    'Verify workflow tia-baseline.yml, artifact pest-tia-baseline, and gh token scope.',
-                    $hasAnchor,
-                ));
-            }
-
-            $this->renderBadge('WARN', sprintf(
-                'Failed to query baseline runs — %s',
-                $listError['message'],
-            ));
-
-            return null;
-        }
-
-        if ($runId === null) {
-            $failureKind = 'no-runs';
-
-            return null;
-        }
-
-        $runCacheDir = $this->downloadCacheDir($projectRoot).DIRECTORY_SEPARATOR.$this->safeRunId($runId);
-
-        if (is_file($runCacheDir.DIRECTORY_SEPARATOR.self::GRAPH_ASSET)) {
-            @touch($runCacheDir);
-
-            $this->renderBadge('INFO', sprintf(
-                'Using cached baseline from %s (run %s).',
-                $repo,
-                $runId,
-            ));
-
-            return $this->readArtifact($runCacheDir);
-        }
-
-        if (! @mkdir($runCacheDir, 0755, true) && ! is_dir($runCacheDir)) {
-            return null;
     }
 
+    /**
+     * @return array{success: bool, failureKind: ?string}
+     */
+    private function downloadArtifact(string $repo, string $runId, string $runCacheDir, bool $hasAnchor): array
+    {
         $artifactSize = $this->artifactSize($repo, $runId);
 
         $this->renderBadge('INFO', $artifactSize !== null
@@ -382,28 +431,29 @@ YAML;
         $process->wait();
         $this->clearProgressLine();
 
-        if (! $process->isSuccessful()) {
+        if ($process->isSuccessful()) {
+            return ['success' => true, 'failureKind' => null];
+        }
+
         $this->cleanup($runCacheDir);
 
         $diagnosis = $this->classifyGhError($process->getErrorOutput().$process->getOutput());
-            $failureKind = $diagnosis['kind'];
 
-            if (in_array($failureKind, ['forbidden', 'not-found'], true)) {
+        $this->panicOnClassifiedError($diagnosis, 'Baseline download failed', $hasAnchor);
-                Panic::with(new BaselineFetchFailed(
-                    sprintf('Baseline download failed — %s', $diagnosis['message']),
-                    'Verify workflow tia-baseline.yml, artifact pest-tia-baseline, and gh token scope.',
-                    $hasAnchor,
-                ));
-            }
 
         $this->renderBadge('WARN', sprintf(
             'Baseline download failed — %s',
             $diagnosis['message'],
         ));
 
-            return null;
+        return ['success' => false, 'failureKind' => $diagnosis['kind']];
     }
 
+    /**
+     * @return array{graph: string, coverage: ?string, sizeOnDisk: int}
+     */
+    private function validateDownloadedArtifact(string $runCacheDir, bool $hasAnchor): array
+    {
         $payload = $this->readArtifact($runCacheDir);
 
         if ($payload === null) {
@@ -416,8 +466,6 @@ YAML;
             ));
         }
 
-        $this->trimDownloadCache($projectRoot);
-
         return $payload;
     }
 
@@ -548,12 +596,10 @@ YAML;
         $candidates = [];
 
         foreach ($entries as $entry) {
-            if ($entry === '.') {
+            if (in_array($entry, ['.', '..'], true)) {
-                continue;
-            }
-            if ($entry === '..') {
                 continue;
             }
+
             $path = $root.DIRECTORY_SEPARATOR.$entry;
 
             if (! is_dir($path)) {
@@ -624,59 +670,21 @@ YAML;
             return ['kind' => 'unknown', 'message' => 'unknown error'];
         }
 
-        if (preg_match('/(could not resolve host|connection refused|connection reset|temporary failure in name resolution|network is unreachable|no route to host|i\/o timeout|tls handshake|getaddrinfo)/i', $output) === 1) {
+        foreach (self::DIAGNOSES as $kind => $diagnosis) {
-            return [
+            if (preg_match($diagnosis['pattern'], $output) === 1) {
-                'kind' => 'network',
+                return ['kind' => $kind, 'message' => $diagnosis['message']];
-                'message' => 'network error (offline or DNS unreachable). Try again when connected.',
+            }
-            ];
         }
 
-        if (preg_match('/(authentication failed|not logged in|requires authentication|bad credentials|401)/i', $output) === 1) {
+        return ['kind' => 'unknown', 'message' => trim(strtok($output, "\n"))];
-            return [
-                'kind' => 'gh-auth',
-                'message' => 'authentication failed — run `gh auth login` and retry.',
-            ];
-        }
-
-        if (preg_match('/(rate limit|too many requests|secondary rate limit)/i', $output) === 1) {
-            return [
-                'kind' => 'rate-limit',
-                'message' => 'GitHub API rate limit hit — try again later.',
-            ];
-        }
-
-        if (preg_match('/(404|not found|repository not found)/i', $output) === 1) {
-            return [
-                'kind' => 'not-found',
-                'message' => 'workflow or artifact not found in repo.',
-            ];
-        }
-
-        if (preg_match('/(403|forbidden|access denied)/i', $output) === 1) {
-            return [
-                'kind' => 'forbidden',
-                'message' => 'access denied — check that your `gh` token has repo + actions read scope.',
-            ];
-        }
-
-        $message = trim(strtok($output, "\n"));
-
-        return ['kind' => 'unknown', 'message' => $message];
     }
 
     private function commandExists(string $cmd): bool
     {
-        $probe = new Process(['command', '-v', $cmd]);
+        $process = new Process(['which', $cmd]);
-        $probe->run();
+        $process->run();
 
-        if ($probe->isSuccessful()) {
+        return $process->isSuccessful();
-            return true;
-        }
-
-        $which = new Process(['which', $cmd]);
-        $which->run();
-
-        return $which->isSuccessful();
     }
 
     private function cleanup(string $dir): void
@@ -685,13 +693,17 @@ YAML;
             return;
         }
 
-        $entries = glob($dir.DIRECTORY_SEPARATOR.'*');
+        $iterator = new \RecursiveIteratorIterator(
+            new \RecursiveDirectoryIterator($dir, \FilesystemIterator::SKIP_DOTS),
+            \RecursiveIteratorIterator::CHILD_FIRST,
+        );
 
-        if ($entries !== false) {
+        /** @var \SplFileInfo $entry */
-            foreach ($entries as $entry) {
+        foreach ($iterator as $entry) {
-                if (is_file($entry)) {
+            if ($entry->isDir()) {
-                    @unlink($entry);
+                @rmdir($entry->getPathname());
-                }
+            } else {
+                @unlink($entry->getPathname());
             }
         }
 

src/Plugins/Tia/Bootstrapper.php

@@ -17,18 +17,12 @@ final readonly class Bootstrapper implements BootstrapperContract
     public function __construct(private Container $container) {}
 
     public function boot(): void
-    {
-        $this->container->add(State::class, new FileState($this->tempDir()));
-    }
-
-    /**
-     * across worktrees of the same repo. See {@see Storage} for the key
-     */
-    private function tempDir(): string
     {
         $testSuite = $this->container->get(TestSuite::class);
         assert($testSuite instanceof TestSuite);
 
-        return Storage::tempDir($testSuite->rootPath);
+        $tempDir = Storage::tempDir($testSuite->rootPath);
+
+        $this->container->add(State::class, new FileState($tempDir));
     }
 }

src/Plugins/Tia/ChangedFiles.php

@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace Pest\Plugins\Tia;
 
+use Pest\Exceptions\MissingDependency;
 use Symfony\Component\Process\Process;
 
 /**
@@ -34,37 +35,27 @@ final readonly class ChangedFiles
 
         foreach (array_keys($candidates) as $file) {
             $snapshot = $lastRunTree[$file] ?? null;
-            $absolute = $this->projectRoot.DIRECTORY_SEPARATOR.$file;
+            $current = $this->currentHash($file);
-            $exists = is_file($absolute);
 
-            if ($snapshot === null) {
+            if ($snapshot === null || $current === null || $current !== $snapshot) {
                 $remaining[] = $file;
-
+            }
-                continue;
         }
 
-            if (! $exists) {
+        return $remaining;
-                $remaining[] = $file;
+    }
 
-                continue;
+    private function currentHash(string $relativePath): ?string
+    {
+        $absolute = $this->projectRoot.DIRECTORY_SEPARATOR.$relativePath;
+
+        if (! is_file($absolute)) {
+            return null;
         }
 
         $hash = ContentHash::of($absolute);
 
-            if ($hash === false) {
+        return $hash === false ? null : $hash;
-                $remaining[] = $file;
-
-                continue;
-            }
-
-            if ($hash === $snapshot) {
-                continue;
-            }
-
-            $remaining[] = $file;
-        }
-
-        return $remaining;
     }
 
     /**
@@ -99,10 +90,6 @@ final readonly class ChangedFiles
      */
     public function since(?string $sha): ?array
     {
-        if (! $this->gitAvailable()) {
-            return null;
-        }
-
         $files = [];
 
         if ($sha !== null && $sha !== '') {
@@ -121,13 +108,10 @@ final readonly class ChangedFiles
             if ($file === '') {
                 continue;
             }
-            if ($this->shouldIgnore($file)) {
-                continue;
-            }
             $unique[$file] = true;
         }
 
-        $candidates = array_keys($unique);
+        $candidates = array_keys($this->filterIgnored($unique));
 
         if ($sha !== null && $sha !== '') {
             return $this->filterBehaviourallyUnchanged($candidates, $sha);
@@ -145,17 +129,9 @@ final readonly class ChangedFiles
         $remaining = [];
 
         foreach ($files as $file) {
-            $absolute = $this->projectRoot.DIRECTORY_SEPARATOR.$file;
+            $currentHash = $this->currentHash($file);
 
-            if (! is_file($absolute)) {
+            if ($currentHash === null) {
-                $remaining[] = $file;
-
-                continue;
-            }
-
-            $currentHash = ContentHash::of($absolute);
-
-            if ($currentHash === false) {
                 $remaining[] = $file;
 
                 continue;
@@ -169,9 +145,7 @@ final readonly class ChangedFiles
                 continue;
             }
 
-            $baselineHash = ContentHash::ofContent($file, $baselineContent);
+            if ($currentHash !== ContentHash::ofContent($file, $baselineContent)) {
-
-            if ($currentHash !== $baselineHash) {
                 $remaining[] = $file;
             }
         }
@@ -192,37 +166,52 @@ final readonly class ChangedFiles
         return $process->getOutput();
     }
 
-    private function shouldIgnore(string $path): bool
+    /**
+     * @param  array<string, true>  $candidates
+     * @return array<string, true>
+     */
+    private function filterIgnored(array $candidates): array
     {
-        static $prefixes = [
+        if ($candidates === []) {
-            '.pest/',
+            return $candidates;
-            '.phpunit.cache/',
+        }
-            '.phpunit.result.cache',
-            'vendor/',
-            'node_modules/',
-            'bootstrap/cache/',
-        ];
 
-        foreach ($prefixes as $prefix) {
+        $process = new Process(
-            if (str_starts_with($path, (string) $prefix)) {
+            ['git', 'check-ignore', '--no-index', '-z', '--stdin'],
-                return true;
+            $this->projectRoot,
+        );
+        $process->setTimeout(5.0);
+        $process->setInput(implode("\x00", array_keys($candidates)));
+        $process->run();
+
+        $exitCode = $process->getExitCode();
+
+        if ($exitCode !== 0 && $exitCode !== 1) {
+            throw new MissingDependency('Tia mode', 'git');
+        }
+
+        $output = $process->getOutput();
+
+        if ($output === '') {
+            return $candidates;
+        }
+
+        foreach (explode("\x00", rtrim($output, "\x00")) as $ignored) {
+            if ($ignored !== '') {
+                unset($candidates[$ignored]);
             }
         }
 
-        return false;
+        return $candidates;
     }
 
     public function currentBranch(): ?string
     {
-        if (! $this->gitAvailable()) {
-            return null;
-        }
-
         $process = new Process(['git', 'rev-parse', '--abbrev-ref', 'HEAD'], $this->projectRoot);
         $process->run();
 
         if (! $process->isSuccessful()) {
-            return null;
+            throw new MissingDependency('Tia mode', 'git');
         }
 
         $branch = trim($process->getOutput());
@@ -230,14 +219,6 @@ final readonly class ChangedFiles
         return $branch === '' || $branch === 'HEAD' ? null : $branch;
     }
 
-    public function gitAvailable(): bool
-    {
-        $process = new Process(['git', 'rev-parse', '--git-dir'], $this->projectRoot);
-        $process->run();
-
-        return $process->isSuccessful();
-    }
-
     private function shaIsReachable(string $sha): bool
     {
         $process = new Process(
@@ -261,7 +242,7 @@ final readonly class ChangedFiles
         $process->run();
 
         if (! $process->isSuccessful()) {
-            return [];
+            throw new MissingDependency('Tia mode', 'git');
         }
 
         return $this->splitLines($process->getOutput());
@@ -279,7 +260,7 @@ final readonly class ChangedFiles
         $process->run();
 
         if (! $process->isSuccessful()) {
-            return [];
+            throw new MissingDependency('Tia mode', 'git');
         }
 
         $output = $process->getOutput();
@@ -321,15 +302,11 @@ final readonly class ChangedFiles
 
     public function currentSha(): ?string
     {
-        if (! $this->gitAvailable()) {
-            return null;
-        }
-
         $process = new Process(['git', 'rev-parse', 'HEAD'], $this->projectRoot);
         $process->run();
 
         if (! $process->isSuccessful()) {
-            return null;
+            throw new MissingDependency('Tia mode', 'git');
         }
 
         $sha = trim($process->getOutput());

src/Plugins/Tia/Configuration.php

@@ -48,6 +48,18 @@ final class Configuration
         return $this;
     }
 
+    /**
+     * @return $this
+     */
+    public function baselined(): self
+    {
+        /** @var WatchPatterns $watchPatterns */
+        $watchPatterns = Container::getInstance()->get(WatchPatterns::class);
+        $watchPatterns->markBaselined();
+
+        return $this;
+    }
+
     /**
      * @param  array<string, string>  $patterns  glob → project-relative test dir
      * @return $this

src/Plugins/Tia/CoverageCollector.php

@@ -104,22 +104,8 @@ final class CoverageCollector
             return null;
         }
 
-        $reflection = new ReflectionClass($className);
+        assert(property_exists($className, '__filename') && is_string($className::$__filename));
 
-        if ($reflection->hasProperty('__filename')) {
+        return $className::$__filename;
-            $property = $reflection->getProperty('__filename');
-
-            if ($property->isStatic()) {
-                $value = $property->getValue();
-
-                if (is_string($value)) {
-                    return $value;
-                }
-            }
-        }
-
-        $file = $reflection->getFileName();
-
-        return is_string($file) ? $file : null;
     }
 }

src/Plugins/Tia/CoverageMerger.php

@@ -19,7 +19,7 @@ final class CoverageMerger
     {
         $state = self::state();
 
-        if (! $state instanceof State || ! $state->exists(Tia::KEY_COVERAGE_MARKER)) {
+        if (! $state->exists(Tia::KEY_COVERAGE_MARKER)) {
             return;
         }
 
@@ -131,15 +131,12 @@ final class CoverageMerger
         return array_keys($ids);
     }
 
-    private static function state(): ?State
+    private static function state(): State
     {
-        try {
         $state = Container::getInstance()->get(State::class);
-        } catch (Throwable) {
+        assert($state instanceof State);
-            return null;
-        }
 
-        return $state instanceof State ? $state : null;
+        return $state;
     }
 
     private static function requireCoverage(string $reportPath): ?CodeCoverage

src/Plugins/Tia/Edges/AutoloadEdges.php

@@ -1,90 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Pest\Plugins\Tia\Edges;
-
-/**
- * @internal
- */
-final readonly class AutoloadEdges
-{
-    /**
-     * @return array<string, true>
-     */
-    public static function snapshot(): array
-    {
-        $files = [];
-
-        foreach (get_included_files() as $file) {
-            if ($file !== '') {
-                $files[$file] = true;
-            }
-        }
-
-        return $files;
-    }
-
-    /**
-     * @param  array<string, true>  $before
-     * @param  array<string, true>  $after
-     * @return list<string>
-     */
-    public static function newProjectFiles(array $before, array $after, string $projectRoot, ?string $testFile = null): array
-    {
-        $root = rtrim($projectRoot, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR;
-        $testReal = is_string($testFile) && $testFile !== '' ? @realpath($testFile) : false;
-        $out = [];
-
-        foreach (array_keys($after) as $file) {
-            if (isset($before[$file])) {
-                continue;
-            }
-
-            $real = @realpath($file);
-            if ($real === false) {
-                $real = $file;
-            }
-
-            if ($testReal !== false && $real === $testReal) {
-                continue;
-            }
-
-            if (! str_starts_with($real, $root)) {
-                continue;
-            }
-
-            $relative = str_replace(DIRECTORY_SEPARATOR, '/', substr($real, strlen($root)));
-
-            if (self::ignored($relative)) {
-                continue;
-            }
-
-            if (! str_ends_with($relative, '.php')) {
-                continue;
-            }
-
-            $out[$real] = true;
-        }
-
-        return array_keys($out);
-    }
-
-    private static function ignored(string $relative): bool
-    {
-        static $prefixes = [
-            'vendor/',
-            'node_modules/',
-            'storage/framework/',
-            'bootstrap/cache/',
-        ];
-
-        foreach ($prefixes as $prefix) {
-            if (str_starts_with($relative, (string) $prefix)) {
-                return true;
-            }
-        }
-
-        return false;
-    }
-}

src/Plugins/Tia/Edges/BladeEdges.php

@@ -34,11 +34,7 @@ final class BladeEdges
             return;
         }
 
-        if ($app->bound(self::MARKER)) {
+        if ($app->bound(self::MARKER) || ! $app->bound('view')) {
-            return;
-        }
-
-        if (! $app->bound('view')) {
             return;
         }
 

src/Plugins/Tia/Edges/InertiaEdges.php

@@ -36,11 +36,7 @@ final class InertiaEdges
             return;
         }
 
-        if ($app->bound(self::MARKER)) {
+        if ($app->bound(self::MARKER) || ! $app->bound('events')) {
-            return;
-        }
-
-        if (! $app->bound('events')) {
             return;
         }
 
@@ -54,18 +50,11 @@ final class InertiaEdges
         }
 
         $events->listen(self::REQUEST_HANDLED_EVENT, static function (object $event) use ($recorder): void {
-            if (! property_exists($event, 'response')) {
+            if (! property_exists($event, 'response') || ! is_object($event->response)) {
                 return;
             }
 
-            /** @var mixed $response */
+            $component = self::extractComponent($event->response);
-            $response = $event->response;
-
-            if (! is_object($response)) {
-                return;
-            }
-
-            $component = self::extractComponent($response);
 
             if ($component !== null) {
                 $recorder->linkInertiaComponent($component);
@@ -75,32 +64,16 @@ final class InertiaEdges
 
     private static function extractComponent(object $response): ?string
     {
-        if (property_exists($response, 'headers') && is_object($response->headers)) {
-            $headers = $response->headers;
-
-            if (method_exists($headers, 'has') && $headers->has('X-Inertia')) {
-                $content = self::readContent($response);
-
-                if ($content !== null) {
-                    /** @var mixed $decoded */
-                    $decoded = json_decode($content, true);
-
-                    if (is_array($decoded)
-                        && isset($decoded['component'])
-                        && is_string($decoded['component'])
-                        && $decoded['component'] !== '') {
-                        return $decoded['component'];
-                    }
-                }
-            }
-        }
-
         $content = self::readContent($response);
 
         if ($content === null) {
             return null;
         }
 
+        if (self::isInertiaJsonResponse($response)) {
+            return self::componentFromJson($content);
+        }
+
         if (str_contains($content, 'type="application/json"')
             && preg_match('#<script\b(?=[^>]*\bdata-page="app")(?=[^>]*\btype="application/json")[^>]*>(.+?)</script>#s', $content, $match) === 1) {
             $component = self::componentFromJson(html_entity_decode($match[1]));
@@ -112,16 +85,23 @@ final class InertiaEdges
 
         if (str_contains($content, 'data-page=')
             && preg_match('/\sdata-page="(\{[^"]+\})"/', $content, $match) === 1) {
-            $component = self::componentFromJson(html_entity_decode($match[1]));
+            return self::componentFromJson(html_entity_decode($match[1]));
-
-            if ($component !== null) {
-                return $component;
-            }
         }
 
         return null;
     }
 
+    private static function isInertiaJsonResponse(object $response): bool
+    {
+        if (! property_exists($response, 'headers') || ! is_object($response->headers)) {
+            return false;
+        }
+
+        $headers = $response->headers;
+
+        return method_exists($headers, 'has') && $headers->has('X-Inertia') === true;
+    }
+
     private static function componentFromJson(string $json): ?string
     {
         /** @var mixed $decoded */

src/Plugins/Tia/FileState.php

@@ -9,9 +9,11 @@ use Pest\Plugins\Tia\Contracts\State;
 /**
  * @internal
  */
-final readonly class FileState implements State
+final class FileState implements State
 {
-    private string $rootDir;
+    private readonly string $rootDir;
+
+    private ?string $resolvedRoot = null;
 
     public function __construct(string $rootDir)
     {
@@ -100,9 +102,17 @@ final readonly class FileState implements State
 
     private function resolvedRoot(): ?string
     {
+        if ($this->resolvedRoot !== null) {
+            return $this->resolvedRoot;
+        }
+
         $resolved = @realpath($this->rootDir);
 
-        return $resolved === false ? null : $resolved;
+        if ($resolved === false) {
+            return null;
+        }
+
+        return $this->resolvedRoot = $resolved;
     }
 
     private function ensureRoot(): bool

src/Plugins/Tia/Fingerprint.php

@@ -9,12 +9,12 @@ namespace Pest\Plugins\Tia;
  */
 final readonly class Fingerprint
 {
-    private const int SCHEMA_VERSION = 14;
+    private const int SCHEMA_VERSION = 15;
 
     /**
      * @return array{
      *     structural: array<string, int|string|null>,
-     *     environmental: array<string, string|null>,
+     *     environmental: array<string, int|string|null>,
      * }
      */
     public static function compute(string $projectRoot): array
@@ -22,6 +22,7 @@ final readonly class Fingerprint
         return [
             'structural' => [
                 'schema' => self::SCHEMA_VERSION,
+                'composer_lock' => self::composerLockHash($projectRoot),
                 'phpunit_xml' => self::hashIfExists($projectRoot.'/phpunit.xml'),
                 'phpunit_xml_dist' => self::hashIfExists($projectRoot.'/phpunit.xml.dist'),
                 'pest_factory' => self::contentHashOrNull(__DIR__.'/../../Factories/TestCaseFactory.php'),
@@ -33,6 +34,10 @@ final readonly class Fingerprint
                 'composer_json' => self::composerJsonHash($projectRoot),
             ],
             'environmental' => [
+                'php_minor' => PHP_MAJOR_VERSION,
+
+                // 'extensions' => self::extensionsFingerprint($projectRoot),
+                // 'env_files' => self::envFilesHash($projectRoot),
             ],
         ];
     }
@@ -59,30 +64,11 @@ final readonly class Fingerprint
      */
     public static function structuralDrift(array $stored, array $current): array
     {
-        $a = self::structuralOnly($stored);
+        return self::detectDrift(
-        $b = self::structuralOnly($current);
+            self::structuralOnly($stored),
-
+            self::structuralOnly($current),
-        $drifts = [];
+            'schema',
-
+        );
-        foreach ($a as $key => $value) {
-            if ($key === 'schema') {
-                continue;
-            }
-            if (($b[$key] ?? null) !== $value) {
-                $drifts[] = $key;
-            }
-        }
-
-        foreach ($b as $key => $value) {
-            if ($key === 'schema') {
-                continue;
-            }
-            if (! array_key_exists($key, $a) && $value !== null) {
-                $drifts[] = $key;
-            }
-        }
-
-        return array_values(array_unique($drifts));
     }
 
     /**
@@ -92,18 +78,34 @@ final readonly class Fingerprint
      */
     public static function environmentalDrift(array $stored, array $current): array
     {
-        $a = self::environmentalOnly($stored);
+        return self::detectDrift(
-        $b = self::environmentalOnly($current);
+            self::environmentalOnly($stored),
+            self::environmentalOnly($current),
+        );
+    }
 
+    /**
+     * @param  array<string, mixed>  $a
+     * @param  array<string, mixed>  $b
+     * @return list<string>
+     */
+    private static function detectDrift(array $a, array $b, ?string $skipKey = null): array
+    {
         $drifts = [];
 
         foreach ($a as $key => $value) {
+            if ($key === $skipKey) {
+                continue;
+            }
             if (($b[$key] ?? null) !== $value) {
                 $drifts[] = $key;
             }
         }
 
         foreach ($b as $key => $value) {
+            if ($key === $skipKey) {
+                continue;
+            }
             if (! array_key_exists($key, $a) && $value !== null) {
                 $drifts[] = $key;
             }
@@ -157,7 +159,7 @@ final readonly class Fingerprint
     {
         $parts = [];
 
-        foreach (['vite.config.ts', 'vite.config.js', 'vite.config.mjs', 'vite.config.cjs', 'vite.config.mts'] as $name) {
+        foreach (JsModuleGraph::VITE_CONFIG_NAMES as $name) {
             $hash = self::contentHashOrNull($projectRoot.'/'.$name);
 
             if ($hash !== null) {
@@ -226,6 +228,11 @@ final readonly class Fingerprint
         return $json === false ? null : hash('xxh128', $json);
     }
 
+    private static function composerLockHash(string $projectRoot): ?string
+    {
+        return self::hashIfExists($projectRoot.'/composer.lock');
+    }
+
     private static function packageLockHash(string $projectRoot): ?string
     {
         $parts = [];

src/Plugins/Tia/Graph.php

@@ -4,12 +4,15 @@ declare(strict_types=1);
 
 namespace Pest\Plugins\Tia;
 
+use Pest\Factories\Attribute;
 use Pest\Factories\TestCaseFactory;
+use Pest\Factories\TestCaseMethodFactory;
 use Pest\Support\Container;
 use Pest\Support\View;
 use Pest\TestSuite;
 use PHPUnit\Framework\Attributes\Group;
 use PHPUnit\Framework\TestStatus\TestStatus;
+use PHPUnit\TextUI\Configuration\Registry;
 
 /**
  * @internal
@@ -51,6 +54,9 @@ final class Graph
     /** @var array<string, true>|null */
     private ?array $archTestFiles = null;
 
+    /** @var array<string, string|false> */
+    private array $realpathCache = [];
+
     public function __construct(string $projectRoot)
     {
         $real = @realpath($projectRoot);
@@ -82,37 +88,76 @@ final class Graph
      */
     public function affected(array $changedFiles): array
     {
-        $normalised = [];
+        [$migrationPaths, $nonMigrationPaths] = $this->partitionChangedPaths($changedFiles);
+
+        $affectedSet = [];
+
+        $unparseableMigrations = $this->applyMigrationChanges($migrationPaths, $affectedSet);
+
+        [$globalFrontendRuntimeFiles, $preciselyHandledPages, $sharedFilesResolved]
+            = $this->applyInertiaChanges($nonMigrationPaths, $affectedSet);
+
+        $unknownSourceDirs = $this->applyPhpEdgeChanges($nonMigrationPaths, $affectedSet);
+
+        $this->applyTestFileChanges($nonMigrationPaths, $affectedSet);
+
+        $staticallyHandledBlade = $this->applyBladeStaticChanges($nonMigrationPaths, $affectedSet);
+
+        $this->applyWatchPatternFallback(
+            $nonMigrationPaths,
+            $unparseableMigrations,
+            $preciselyHandledPages,
+            $sharedFilesResolved,
+            $staticallyHandledBlade,
+            $affectedSet,
+        );
+
+        $this->applyUnknownSourceDirs($unknownSourceDirs, $affectedSet);
+
+        return array_keys($affectedSet);
+    }
+
+    /**
+     * @param  array<int, string>  $changedFiles
+     * @return array{0: list<string>, 1: list<string>}
+     */
+    private function partitionChangedPaths(array $changedFiles): array
+    {
+        $migrations = [];
+        $nonMigrations = [];
 
         foreach ($changedFiles as $file) {
             $rel = $this->relative($file);
 
-            if ($rel !== null) {
+            if ($rel === null) {
-                $normalised[] = $rel;
+                continue;
-            }
             }
 
-        $affectedSet = [];
-
-        $migrationPaths = [];
-        $nonMigrationPaths = [];
-
-        foreach ($normalised as $rel) {
             if ($this->isMigrationPath($rel)) {
-                $migrationPaths[] = $rel;
+                $migrations[] = $rel;
             } else {
-                $nonMigrationPaths[] = $rel;
+                $nonMigrations[] = $rel;
             }
         }
 
+        return [$migrations, $nonMigrations];
+    }
+
+    /**
+     * @param  list<string>  $migrationPaths
+     * @param  array<string, true>  $affectedSet
+     * @return list<string> Unparseable migrations (caller treats as unknown-to-graph).
+     */
+    private function applyMigrationChanges(array $migrationPaths, array &$affectedSet): array
+    {
         $changedTables = [];
-        $unparseableMigrations = [];
+        $unparseable = [];
 
         foreach ($migrationPaths as $rel) {
             $tables = $this->tablesForMigration($rel);
 
             if ($tables === []) {
-                $unparseableMigrations[] = $rel;
+                $unparseable[] = $rel;
 
                 continue;
             }
@@ -138,6 +183,17 @@ final class Graph
             }
         }
 
+        return $unparseable;
+    }
+
+    /**
+     * @param  list<string>  $nonMigrationPaths
+     * @param  array<string, true>  $affectedSet
+     * @return array{0: array<string, true>, 1: array<string, true>, 2: array<string, true>}
+     *                                                                                       globalFrontendRuntimeFiles, preciselyHandledPages, sharedFilesResolved
+     */
+    private function applyInertiaChanges(array $nonMigrationPaths, array &$affectedSet): array
+    {
         $globalFrontendRuntimeFiles = [];
 
         foreach ($nonMigrationPaths as $rel) {
@@ -169,6 +225,7 @@ final class Graph
         }
 
         $sharedFilesResolved = [];
+
         foreach ($nonMigrationPaths as $rel) {
             if (isset($globalFrontendRuntimeFiles[$rel])) {
                 continue;
@@ -176,12 +233,12 @@ final class Graph
             if (isset($preciselyHandledPages[$rel])) {
                 continue;
             }
-
             if (! isset($this->jsFileToComponents[$rel])) {
                 continue;
             }
 
             $touchedAny = false;
+
             foreach ($this->jsFileToComponents[$rel] as $pageComponent) {
                 if ($this->anyTestUses($this->testInertiaComponents, $pageComponent)) {
                     $changedComponents[$pageComponent] = true;
@@ -195,6 +252,7 @@ final class Graph
         }
 
         $newJsFiles = [];
+
         foreach ($nonMigrationPaths as $rel) {
             if (isset($globalFrontendRuntimeFiles[$rel])) {
                 continue;
@@ -215,39 +273,7 @@ final class Graph
         }
 
         if ($newJsFiles !== []) {
-            $freshMap = JsModuleGraph::buildStrict($this->projectRoot);
+            $this->resolveNewJsFiles($newJsFiles, $changedComponents, $sharedFilesResolved);
-
-            if ($freshMap === null) {
-                View::render('components.badge', [
-                    'type' => 'WARN',
-                    'content' => sprintf(
-                        'Vite resolver unavailable — falling back to watch pattern for %d new JS file(s).',
-                        count($newJsFiles),
-                    ),
-                ]);
-            } else {
-                foreach ($newJsFiles as $rel) {
-                    $pages = $freshMap[$rel] ?? [];
-
-                    if ($pages === []) {
-                        $sharedFilesResolved[$rel] = true;
-
-                        continue;
-                    }
-
-                    $touchedAny = false;
-                    foreach ($pages as $pageComponent) {
-                        if ($this->anyTestUses($this->testInertiaComponents, $pageComponent)) {
-                            $changedComponents[$pageComponent] = true;
-                            $touchedAny = true;
-                        }
-                    }
-
-                    if ($touchedAny) {
-                        $sharedFilesResolved[$rel] = true;
-                    }
-                }
-            }
         }
 
         if ($changedComponents !== []) {
@@ -266,6 +292,61 @@ final class Graph
             }
         }
 
+        return [$globalFrontendRuntimeFiles, $preciselyHandledPages, $sharedFilesResolved];
+    }
+
+    /**
+     * @param  list<string>  $newJsFiles
+     * @param  array<string, true>  $changedComponents
+     * @param  array<string, true>  $sharedFilesResolved
+     */
+    private function resolveNewJsFiles(array $newJsFiles, array &$changedComponents, array &$sharedFilesResolved): void
+    {
+        $freshMap = JsModuleGraph::buildStrict($this->projectRoot);
+
+        if ($freshMap === null) {
+            View::render('components.badge', [
+                'type' => 'WARN',
+                'content' => sprintf(
+                    'Vite resolver unavailable — falling back to watch pattern for %d new JS file(s).',
+                    count($newJsFiles),
+                ),
+            ]);
+
+            return;
+        }
+
+        foreach ($newJsFiles as $rel) {
+            $pages = $freshMap[$rel] ?? [];
+
+            if ($pages === []) {
+                $sharedFilesResolved[$rel] = true;
+
+                continue;
+            }
+
+            $touchedAny = false;
+
+            foreach ($pages as $pageComponent) {
+                if ($this->anyTestUses($this->testInertiaComponents, $pageComponent)) {
+                    $changedComponents[$pageComponent] = true;
+                    $touchedAny = true;
+                }
+            }
+
+            if ($touchedAny) {
+                $sharedFilesResolved[$rel] = true;
+            }
+        }
+    }
+
+    /**
+     * @param  list<string>  $nonMigrationPaths
+     * @param  array<string, true>  $affectedSet
+     * @return array<string, true> Unknown source dirs (sibling-heuristic).
+     */
+    private function applyPhpEdgeChanges(array $nonMigrationPaths, array &$affectedSet): array
+    {
         $changedIds = [];
         $unknownSourceDirs = [];
         $sourcePhpChanged = false;
@@ -282,9 +363,7 @@ final class Graph
             }
 
             if (str_ends_with($rel, '.php') && ! str_starts_with($rel, 'tests/')) {
-                $absolute = $this->projectRoot.'/'.$rel;
+                if (! is_file($this->projectRoot.'/'.$rel)) {
-
-                if (! is_file($absolute)) {
                     continue;
                 }
 
@@ -316,8 +395,18 @@ final class Graph
             }
         }
 
-        // A changed file inside the configured test suites is itself the unit
+        return $unknownSourceDirs;
-        // of work — always run it (new untracked tests, edited tests, renames).
+    }
+
+    /**
+     * A changed file inside the configured test suites is itself the unit of
+     * work — always run it (new untracked tests, edited tests, renames).
+     *
+     * @param  list<string>  $nonMigrationPaths
+     * @param  array<string, true>  $affectedSet
+     */
+    private function applyTestFileChanges(array $nonMigrationPaths, array &$affectedSet): void
+    {
         $testPaths = TestPaths::fromProjectRoot($this->projectRoot);
 
         foreach ($nonMigrationPaths as $rel) {
@@ -332,9 +421,19 @@ final class Graph
             }
             $affectedSet[$rel] = true;
         }
+    }
+
+    /**
+     * Unknown Blade files: walk static references (@include, @extends, <x-*>) up to rendered.
+     *
+     * @param  list<string>  $nonMigrationPaths
+     * @param  array<string, true>  $affectedSet
+     * @return array<string, true>
+     */
+    private function applyBladeStaticChanges(array $nonMigrationPaths, array &$affectedSet): array
+    {
+        $staticallyHandled = [];
 
-        // Unknown Blade files: walk static references (@include, @extends, <x-*>) up to rendered
-        $staticallyHandledBlade = [];
         foreach ($nonMigrationPaths as $rel) {
             if (isset($this->fileIds[$rel])) {
                 continue;
@@ -353,13 +452,33 @@ final class Graph
                     $affectedSet[$testFile] = true;
                 }
 
-                $staticallyHandledBlade[$rel] = true;
+                $staticallyHandled[$rel] = true;
             } elseif ($this->isBladeComponentPath($rel)) {
-                $staticallyHandledBlade[$rel] = true;
+                $staticallyHandled[$rel] = true;
             }
         }
 
+        return $staticallyHandled;
+    }
+
+    /**
+     * @param  list<string>  $nonMigrationPaths
+     * @param  list<string>  $unparseableMigrations
+     * @param  array<string, true>  $preciselyHandledPages
+     * @param  array<string, true>  $sharedFilesResolved
+     * @param  array<string, true>  $staticallyHandledBlade
+     * @param  array<string, true>  $affectedSet
+     */
+    private function applyWatchPatternFallback(
+        array $nonMigrationPaths,
+        array $unparseableMigrations,
+        array $preciselyHandledPages,
+        array $sharedFilesResolved,
+        array $staticallyHandledBlade,
+        array &$affectedSet,
+    ): void {
         $unknownToGraph = $unparseableMigrations;
+
         foreach ($nonMigrationPaths as $rel) {
             if (isset($preciselyHandledPages[$rel])) {
                 continue;
@@ -388,8 +507,18 @@ final class Graph
         foreach ($watchPatterns->testsUnderDirectories($dirs, $allTestFiles) as $testFile) {
             $affectedSet[$testFile] = true;
         }
+    }
+
+    /**
+     * @param  array<string, true>  $unknownSourceDirs
+     * @param  array<string, true>  $affectedSet
+     */
+    private function applyUnknownSourceDirs(array $unknownSourceDirs, array &$affectedSet): void
+    {
+        if ($unknownSourceDirs === []) {
+            return;
+        }
 
-        if ($unknownSourceDirs !== []) {
         foreach ($this->edges as $testFile => $ids) {
             if (isset($affectedSet[$testFile])) {
                 continue;
@@ -411,9 +540,6 @@ final class Graph
         }
     }
 
-        return array_keys($affectedSet);
-    }
-
     public function knowsTest(string $testFile): bool
     {
         $rel = $this->relative($testFile);
@@ -522,7 +648,7 @@ final class Graph
         $files = [];
 
         foreach ($baseline['results'] as $result) {
-            if (! self::shouldRerun($result['status'])) {
+            if (! $this->shouldRerun($result['status'])) {
                 continue;
             }
 
@@ -549,7 +675,7 @@ final class Graph
         $baseline = $this->baselineFor($branch, $fallbackBranch);
 
         foreach ($baseline['results'] as $result) {
-            if (! self::shouldRerun($result['status'])) {
+            if (! $this->shouldRerun($result['status'])) {
                 continue;
             }
 
@@ -563,14 +689,61 @@ final class Graph
         return false;
     }
 
-    private static function shouldRerun(int $status): bool
+    private function shouldRerun(int $status): bool
     {
         $testStatus = TestStatus::from($status);
 
-        return $testStatus->isFailure()
+        if ($testStatus->isFailure() || $testStatus->isError()) {
-            || $testStatus->isError()
+            return true;
-            || $testStatus->isIncomplete()
+        }
-            || $testStatus->isRisky();
+
+        $configuration = Registry::get();
+
+        if ($testStatus->isRisky()) {
+            return $configuration->failOnRisky();
+        }
+
+        if ($testStatus->isWarning()) {
+            if ($configuration->failOnWarning()) {
+                return true;
+            }
+
+            return $configuration->displayDetailsOnTestsThatTriggerWarnings();
+        }
+
+        if ($testStatus->isNotice()) {
+            if ($configuration->failOnNotice()) {
+                return true;
+            }
+
+            return $configuration->displayDetailsOnTestsThatTriggerNotices();
+        }
+
+        if ($testStatus->isDeprecation()) {
+            if ($configuration->failOnDeprecation()) {
+                return true;
+            }
+
+            return $configuration->displayDetailsOnTestsThatTriggerDeprecations();
+        }
+
+        if ($testStatus->isIncomplete()) {
+            if ($configuration->failOnIncomplete()) {
+                return true;
+            }
+
+            return $configuration->displayDetailsOnIncompleteTests();
+        }
+
+        if ($testStatus->isSkipped()) {
+            if ($configuration->failOnSkipped()) {
+                return true;
+            }
+
+            return $configuration->displayDetailsOnSkippedTests();
+        }
+
+        return false;
     }
 
     /**
@@ -832,27 +1005,14 @@ final class Graph
         return $this->archTestFiles;
     }
 
-    private function methodHasGroup(object $method, string $group): bool
+    private function methodHasGroup(TestCaseMethodFactory $method, string $group): bool
     {
-        if (property_exists($method, 'groups') && is_array($method->groups) && in_array($group, $method->groups, true)) {
+        if (in_array($group, $method->groups, true)) {
             return true;
         }
 
-        if (! property_exists($method, 'attributes') || ! is_array($method->attributes)) {
-            return false;
-        }
-
         foreach ($method->attributes as $attribute) {
-            if (! is_object($attribute)) {
+            if (! $attribute instanceof Attribute || $attribute->name !== Group::class) {
-                continue;
-            }
-            if (! property_exists($attribute, 'name')) {
-                continue;
-            }
-            if ($attribute->name !== Group::class) {
-                continue;
-            }
-            if (! property_exists($attribute, 'arguments')) {
                 continue;
             }
 
@@ -988,9 +1148,8 @@ final class Graph
         );
 
         foreach ($iterator as $file) {
-            if (! $file instanceof \SplFileInfo) {
+            assert($file instanceof \SplFileInfo);
-                continue;
+
-            }
             if (! $file->isFile()) {
                 continue;
             }
@@ -1178,78 +1337,51 @@ final class Graph
         $graph->edges = is_array($data['edges'] ?? null) ? $data['edges'] : [];
         $graph->baselines = is_array($data['baselines'] ?? null) ? $data['baselines'] : [];
 
-        if (isset($data['test_tables']) && is_array($data['test_tables'])) {
+        $graph->testTables = self::decodeStringMap($data['test_tables'] ?? null);
-            foreach ($data['test_tables'] as $testRel => $tables) {
+        $graph->testInertiaComponents = self::decodeStringMap($data['test_inertia_components'] ?? null);
-                if (! is_string($testRel)) {
+        $graph->jsFileToComponents = self::decodeStringMap($data['js_file_to_components'] ?? null);
-                    continue;
-                }
-                if (! is_array($tables)) {
-                    continue;
-                }
-                $names = [];
-
-                foreach ($tables as $table) {
-                    if (is_string($table) && $table !== '') {
-                        $names[] = $table;
-                    }
-                }
-
-                if ($names !== []) {
-                    $graph->testTables[$testRel] = $names;
-                }
-            }
-        }
-
-        if (isset($data['test_inertia_components']) && is_array($data['test_inertia_components'])) {
-            foreach ($data['test_inertia_components'] as $testRel => $components) {
-                if (! is_string($testRel)) {
-                    continue;
-                }
-                if (! is_array($components)) {
-                    continue;
-                }
-                $names = [];
-
-                foreach ($components as $component) {
-                    if (is_string($component) && $component !== '') {
-                        $names[] = $component;
-                    }
-                }
-
-                if ($names !== []) {
-                    $graph->testInertiaComponents[$testRel] = $names;
-                }
-            }
-        }
-
-        if (isset($data['js_file_to_components']) && is_array($data['js_file_to_components'])) {
-            foreach ($data['js_file_to_components'] as $path => $components) {
-                if (! is_string($path)) {
-                    continue;
-                }
-                if ($path === '') {
-                    continue;
-                }
-                if (! is_array($components)) {
-                    continue;
-                }
-                $names = [];
-
-                foreach ($components as $component) {
-                    if (is_string($component) && $component !== '') {
-                        $names[] = $component;
-                    }
-                }
-
-                if ($names !== []) {
-                    $graph->jsFileToComponents[$path] = $names;
-                }
-            }
-        }
 
         return $graph;
     }
 
+    /**
+     * @return array<string, list<string>>
+     */
+    private static function decodeStringMap(mixed $section): array
+    {
+        if (! is_array($section)) {
+            return [];
+        }
+
+        $out = [];
+
+        foreach ($section as $key => $values) {
+            if (! is_string($key)) {
+                continue;
+            }
+            if ($key === '') {
+                continue;
+            }
+            if (! is_array($values)) {
+                continue;
+            }
+
+            $names = [];
+
+            foreach ($values as $value) {
+                if (is_string($value) && $value !== '') {
+                    $names[] = $value;
+                }
+            }
+
+            if ($names !== []) {
+                $out[$key] = $names;
+            }
+        }
+
+        return $out;
+    }
+
     public function encode(): ?string
     {
         $payload = [
@@ -1283,7 +1415,11 @@ final class Graph
         $isAbsolute = str_starts_with($path, DIRECTORY_SEPARATOR)
             || (strlen($path) >= 2 && $path[1] === ':');
         if ($isAbsolute) {
-            $real = @realpath($path);
+            if (array_key_exists($path, $this->realpathCache)) {
+                $real = $this->realpathCache[$path];
+            } else {
+                $real = $this->realpathCache[$path] = @realpath($path);
+            }
 
             if ($real === false) {
                 $real = $path;

src/Plugins/Tia/JsImportParser.php

@@ -1,234 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Pest\Plugins\Tia;
-
-/**
- * @internal
- */
-final class JsImportParser
-{
-    private const array PAGE_EXTENSIONS = ['vue', 'tsx', 'jsx', 'svelte'];
-
-    private const array RESOLVABLE_EXTENSIONS = ['vue', 'tsx', 'jsx', 'svelte', 'ts', 'js', 'mjs', 'mts'];
-
-    private const string JS_DIR = 'resources/js';
-
-    /**
-     * @return array<string, list<string>>
-     */
-    public static function parse(string $projectRoot): array
-    {
-        $jsRoot = $projectRoot.DIRECTORY_SEPARATOR.self::JS_DIR;
-        $pagesRoot = null;
-
-        foreach (['resources/js/Pages', 'resources/js/pages'] as $candidate) {
-            $abs = $projectRoot.DIRECTORY_SEPARATOR.$candidate;
-            if (is_dir($abs)) {
-                $pagesRoot = $abs;
-
-                break;
-            }
-        }
-
-        if ($pagesRoot === null) {
-            return [];
-        }
-
-        $reverse = [];
-
-        foreach (self::collectPages($pagesRoot) as $pageAbs) {
-            $component = self::componentName($pagesRoot, $pageAbs);
-
-            if ($component === null) {
-                continue;
-            }
-
-            $visited = [];
-            self::collectTransitive($pageAbs, $projectRoot, $jsRoot, $visited);
-
-            foreach (array_keys($visited) as $depAbs) {
-                if ($depAbs === $pageAbs) {
-                    continue;
-                }
-
-                $rel = str_replace(DIRECTORY_SEPARATOR, '/', substr($depAbs, strlen($projectRoot) + 1));
-                $reverse[$rel][$component] = true;
-            }
-        }
-
-        $out = [];
-        foreach ($reverse as $path => $components) {
-            $names = array_keys($components);
-            sort($names);
-            $out[$path] = $names;
-        }
-
-        ksort($out);
-
-        return $out;
-    }
-
-    /**
-     * @return list<string>
-     */
-    private static function collectPages(string $pagesRoot): array
-    {
-        $out = [];
-        $iterator = new \RecursiveIteratorIterator(
-            new \RecursiveDirectoryIterator($pagesRoot, \FilesystemIterator::SKIP_DOTS),
-        );
-
-        foreach ($iterator as $fileInfo) {
-            if (! $fileInfo->isFile()) {
-                continue;
-            }
-
-            $ext = strtolower((string) $fileInfo->getExtension());
-            if (in_array($ext, self::PAGE_EXTENSIONS, true)) {
-                $out[] = $fileInfo->getPathname();
-            }
-        }
-
-        return $out;
-    }
-
-    private static function componentName(string $pagesRoot, string $pageAbs): ?string
-    {
-        $rel = str_replace(DIRECTORY_SEPARATOR, '/', substr($pageAbs, strlen($pagesRoot) + 1));
-        $dot = strrpos($rel, '.');
-
-        if ($dot === false) {
-            return null;
-        }
-
-        $name = substr($rel, 0, $dot);
-
-        return $name === '' ? null : $name;
-    }
-
-    /**
-     * @param  array<string, true>  $visited
-     */
-    private static function collectTransitive(string $fileAbs, string $projectRoot, string $jsRoot, array &$visited): void
-    {
-        if (isset($visited[$fileAbs])) {
-            return;
-        }
-        $visited[$fileAbs] = true;
-
-        $source = self::loadSource($fileAbs);
-        if ($source === null) {
-            return;
-        }
-
-        foreach (self::extractImports($source) as $spec) {
-            $resolved = self::resolveImport($spec, $fileAbs, $jsRoot);
-            if ($resolved === null) {
-                continue;
-            }
-            if (! is_file($resolved)) {
-                continue;
-            }
-
-            self::collectTransitive($resolved, $projectRoot, $jsRoot, $visited);
-        }
-    }
-
-    private static function loadSource(string $fileAbs): ?string
-    {
-        $content = @file_get_contents($fileAbs);
-        if ($content === false) {
-            return null;
-        }
-
-        if (str_ends_with(strtolower($fileAbs), '.vue')) {
-            $scripts = [];
-            if (preg_match_all('/<script[^>]*>(.*?)<\/script>/si', $content, $m) !== false) {
-                foreach ($m[1] as $block) {
-                    $scripts[] = $block;
-                }
-            }
-
-            return implode("\n", $scripts);
-        }
-
-        return $content;
-    }
-
-    /**
-     * @return list<string>
-     */
-    private static function extractImports(string $source): array
-    {
-        $stripped = preg_replace('#//[^\n]*#', '', $source) ?? $source;
-        $stripped = preg_replace('#/\*.*?\*/#s', '', $stripped) ?? $stripped;
-
-        $specs = [];
-
-        if (preg_match_all('/\bimport\s+(?:[^\'"()]*?\s+from\s+)?[\'"]([^\'"]+)[\'"]/', $stripped, $matches) !== false) {
-            foreach ($matches[1] as $spec) {
-                $specs[] = $spec;
-            }
-        }
-
-        if (preg_match_all('/\bimport\(\s*[\'"]([^\'"]+)[\'"]\s*\)/', $stripped, $matches) !== false) {
-            foreach ($matches[1] as $spec) {
-                $specs[] = $spec;
-            }
-        }
-
-        return $specs;
-    }
-
-    private static function resolveImport(string $spec, string $importerAbs, string $jsRoot): ?string
-    {
-        if ($spec === '' || $spec[0] === '.' || $spec[0] === '/') {
-            return self::resolveRelative($spec, $importerAbs);
-        }
-
-        if (str_starts_with($spec, '@/') || str_starts_with($spec, '~/')) {
-            $tail = substr($spec, 2);
-
-            return self::withExtension($jsRoot.DIRECTORY_SEPARATOR.str_replace('/', DIRECTORY_SEPARATOR, $tail));
-        }
-
-        return null;
-    }
-
-    private static function resolveRelative(string $spec, string $importerAbs): ?string
-    {
-        if ($spec === '' || $spec[0] === '/') {
-            return null;
-        }
-
-        $base = dirname($importerAbs);
-        $path = $base.DIRECTORY_SEPARATOR.str_replace('/', DIRECTORY_SEPARATOR, $spec);
-
-        return self::withExtension($path);
-    }
-
-    private static function withExtension(string $path): ?string
-    {
-        if (is_file($path)) {
-            return realpath($path) ?: $path;
-        }
-
-        foreach (self::RESOLVABLE_EXTENSIONS as $ext) {
-            $candidate = $path.'.'.$ext;
-            if (is_file($candidate)) {
-                return realpath($candidate) ?: $candidate;
-            }
-        }
-
-        foreach (self::RESOLVABLE_EXTENSIONS as $ext) {
-            $candidate = $path.DIRECTORY_SEPARATOR.'index.'.$ext;
-            if (is_file($candidate)) {
-                return realpath($candidate) ?: $candidate;
-            }
-        }
-
-        return null;
-    }
-}

src/Plugins/Tia/JsModuleGraph.php

@@ -16,6 +16,17 @@ final class JsModuleGraph
 
     private const string CACHE_FILE = 'js-module-graph.cache.json';
 
+    /**
+     * @var list<string>
+     */
+    public const array VITE_CONFIG_NAMES = [
+        'vite.config.ts',
+        'vite.config.js',
+        'vite.config.mjs',
+        'vite.config.cjs',
+        'vite.config.mts',
+    ];
+
     /**
      * @return array<string, list<string>>
      */
@@ -155,13 +166,9 @@ final class JsModuleGraph
 
     private static function fingerprint(string $projectRoot): ?string
     {
-        if (! self::hasViteConfig($projectRoot)) {
-            return null;
-        }
-
         $parts = [];
 
-        foreach (['vite.config.ts', 'vite.config.js', 'vite.config.mjs', 'vite.config.cjs', 'vite.config.mts'] as $name) {
+        foreach (self::VITE_CONFIG_NAMES as $name) {
             $path = $projectRoot.DIRECTORY_SEPARATOR.$name;
 
             if (! is_file($path)) {
@@ -177,6 +184,10 @@ final class JsModuleGraph
                 .':'.($bytes === false ? '' : hash('sha256', $bytes));
         }
 
+        if ($parts === []) {
+            return null;
+        }
+
         foreach (['Pages', 'pages'] as $dir) {
             if (is_dir($projectRoot.DIRECTORY_SEPARATOR.'resources'.DIRECTORY_SEPARATOR.'js'.DIRECTORY_SEPARATOR.$dir)) {
                 $parts[] = 'pagesDir:'.$dir;
@@ -310,7 +321,7 @@ final class JsModuleGraph
 
     private static function hasViteConfig(string $projectRoot): bool
     {
-        foreach (['vite.config.ts', 'vite.config.js', 'vite.config.mjs', 'vite.config.cjs', 'vite.config.mts'] as $name) {
+        foreach (self::VITE_CONFIG_NAMES as $name) {
             if (is_file($projectRoot.DIRECTORY_SEPARATOR.$name)) {
                 return true;
             }

src/Plugins/Tia/Recorder.php

@@ -4,7 +4,6 @@ declare(strict_types=1);
 
 namespace Pest\Plugins\Tia;
 
-use Pest\Plugins\Tia\Edges\AutoloadEdges;
 use Pest\TestSuite;
 use ReflectionClass;
 
@@ -33,21 +32,6 @@ final class Recorder
     /** @var array<string, bool> */
     private array $classUsesDatabaseCache = [];
 
-    /** @var array<string, list<string>> */
-    private array $fileToClassNames = [];
-
-    /** @var array<string, true> */
-    private array $indexedClassNames = [];
-
-    /** @var array<string, list<string>> */
-    private array $classDependencyCache = [];
-
-    /** @var array<string, list<string>> */
-    private array $testImportFileCache = [];
-
-    /** @var array<string, true> */
-    private array $includedFilesAtTestStart = [];
-
     private bool $active = false;
 
     private bool $driverChecked = false;
@@ -89,13 +73,6 @@ final class Recorder
         return $this->driverAvailable;
     }
 
-    public function driver(): string
-    {
-        $this->driverAvailable();
-
-        return $this->driver;
-    }
-
     public function beginTest(string $className, string $methodName, string $fallbackFile): void
     {
         if (! $this->active || ! $this->driverAvailable()) {
@@ -113,15 +90,11 @@ final class Recorder
         }
 
         $this->currentTestFile = $file;
-        $this->includedFilesAtTestStart = AutoloadEdges::snapshot();
 
         if ($this->classUsesDatabase($className)) {
             $this->perTestUsesDatabase[$file] = true;
         }
 
-        // $this->linkAncestorFiles($className);
-        // $this->linkImportedFiles($file);
-
         if ($this->driver === 'pcov') {
             \pcov\clear();
             \pcov\start();
@@ -166,19 +139,7 @@ final class Recorder
             $this->perTestFiles[$this->currentTestFile][$sourceFile] = true;
         }
 
-        foreach (AutoloadEdges::newProjectFiles(
-            $this->includedFilesAtTestStart,
-            AutoloadEdges::snapshot(),
-            TestSuite::getInstance()->rootPath,
-            $this->currentTestFile,
-        ) as $sourceFile) {
-            $this->perTestFiles[$this->currentTestFile][$sourceFile] = true;
-        }
-
-        // $this->linkSourceDependencies($coveredFiles);
-
         $this->currentTestFile = null;
-        $this->includedFilesAtTestStart = [];
     }
 
     public function linkSource(string $sourceFile): void
@@ -198,295 +159,6 @@ final class Recorder
         $this->perTestFiles[$this->currentTestFile][$sourceFile] = true;
     }
 
-    /** @param  iterable<int, string>  $sourceFiles */
-    public function linkSourcesForTest(string $testFile, iterable $sourceFiles): void
-    {
-        if (! $this->active) {
-            return;
-        }
-
-        if ($testFile === '') {
-            return;
-        }
-
-        foreach ($sourceFiles as $sourceFile) {
-            if ($sourceFile === '') {
-                continue;
-            }
-
-            $this->perTestFiles[$testFile][$sourceFile] = true;
-        }
-    }
-
-    /** @param  array<int, string>  $coveredFiles */
-    private function linkSourceDependencies(array $coveredFiles): void
-    {
-        if ($this->currentTestFile === null) {
-            return;
-        }
-
-        $this->refreshClassMap();
-
-        foreach ($coveredFiles as $coveredFile) {
-            if (! isset($this->fileToClassNames[$coveredFile])) {
-                continue;
-            }
-
-            foreach ($this->fileToClassNames[$coveredFile] as $name) {
-                foreach ($this->classDependencies($name) as $depFile) {
-                    $this->perTestFiles[$this->currentTestFile][$depFile] = true;
-                }
-            }
-        }
-    }
-
-    private function refreshClassMap(): void
-    {
-        $names = array_merge(
-            get_declared_classes(),
-            get_declared_interfaces(),
-            get_declared_traits(),
-        );
-
-        foreach ($names as $name) {
-            if (isset($this->indexedClassNames[$name])) {
-                continue;
-            }
-            $this->indexedClassNames[$name] = true;
-
-            if (! class_exists($name, false)
-                && ! interface_exists($name, false)
-                && ! trait_exists($name, false)) {
-                continue;
-            }
-
-            $reflection = new ReflectionClass($name);
-
-            if ($reflection->isInternal()) {
-                continue;
-            }
-
-            $file = $reflection->getFileName();
-
-            if (! is_string($file)) {
-                continue;
-            }
-
-            if (str_contains($file, DIRECTORY_SEPARATOR.'vendor'.DIRECTORY_SEPARATOR)) {
-                continue;
-            }
-
-            $this->fileToClassNames[$file][] = $name;
-        }
-    }
-
-    /** @return list<string> */
-    private function classDependencies(string $className): array
-    {
-        if (isset($this->classDependencyCache[$className])) {
-            return $this->classDependencyCache[$className];
-        }
-
-        if (! class_exists($className, false)
-            && ! interface_exists($className, false)
-            && ! trait_exists($className, false)) {
-            return $this->classDependencyCache[$className] = [];
-        }
-
-        $reflection = new ReflectionClass($className);
-
-        $files = [];
-
-        $linkSymbol = static function (string $name) use (&$files): void {
-            if (! class_exists($name, false)
-                && ! interface_exists($name, false)
-                && ! trait_exists($name, false)) {
-                return;
-            }
-            $r = new ReflectionClass($name);
-            if ($r->isInternal()) {
-                return;
-            }
-            $f = $r->getFileName();
-            if (! is_string($f) || str_contains($f, DIRECTORY_SEPARATOR.'vendor'.DIRECTORY_SEPARATOR)) {
-                return;
-            }
-            $files[$f] = true;
-        };
-
-        foreach ($reflection->getInterfaceNames() as $iname) {
-            $linkSymbol($iname);
-        }
-
-        foreach ($reflection->getTraitNames() as $tname) {
-            $linkSymbol($tname);
-        }
-
-        $parent = $reflection->getParentClass();
-        while ($parent !== false && ! $parent->isInternal()) {
-            $f = $parent->getFileName();
-            if (is_string($f) && ! str_contains($f, DIRECTORY_SEPARATOR.'vendor'.DIRECTORY_SEPARATOR)) {
-                $files[$f] = true;
-            }
-            foreach ($parent->getTraitNames() as $tname) {
-                $linkSymbol($tname);
-            }
-            $parent = $parent->getParentClass();
-        }
-
-        return $this->classDependencyCache[$className] = array_keys($files);
-    }
-
-    private function linkAncestorFiles(string $className): void
-    {
-        if (! class_exists($className, false)) {
-            return;
-        }
-
-        $reflection = new ReflectionClass($className);
-        $parent = $reflection->getParentClass();
-
-        while ($parent !== false) {
-            if ($parent->isInternal()) {
-                break;
-            }
-
-            $file = $parent->getFileName();
-
-            if (is_string($file) && ! str_contains($file, DIRECTORY_SEPARATOR.'vendor'.DIRECTORY_SEPARATOR)) {
-                $this->perTestFiles[(string) $this->currentTestFile][$file] = true;
-            }
-
-            $parent = $parent->getParentClass();
-        }
-    }
-
-    private function linkImportedFiles(string $testFile): void
-    {
-        if ($this->currentTestFile === null) {
-            return;
-        }
-
-        foreach ($this->importedFilesFor($testFile) as $file) {
-            $this->perTestFiles[$this->currentTestFile][$file] = true;
-        }
-    }
-
-    /**
-     * @return list<string>
-     */
-    private function importedFilesFor(string $testFile): array
-    {
-        if (array_key_exists($testFile, $this->testImportFileCache)) {
-            return $this->testImportFileCache[$testFile];
-        }
-
-        $source = @file_get_contents($testFile);
-        if ($source === false) {
-            return $this->testImportFileCache[$testFile] = [];
-        }
-
-        $files = [];
-
-        foreach ($this->importedClassNames($source) as $className) {
-            $file = $this->findAutoloadFile($className);
-
-            if ($file !== null && ! str_contains($file, DIRECTORY_SEPARATOR.'vendor'.DIRECTORY_SEPARATOR)) {
-                $files[$file] = true;
-            }
-        }
-
-        return $this->testImportFileCache[$testFile] = array_keys($files);
-    }
-
-    /**
-     * @return list<string>
-     */
-    private function importedClassNames(string $source): array
-    {
-        preg_match_all('/^use\s+(?!function\s|const\s)([^;]+);/mi', $source, $matches);
-
-        $classes = [];
-
-        foreach ($matches[1] as $import) {
-            $import = trim($import);
-
-            if ($import === '') {
-                continue;
-            }
-
-            $open = strpos($import, '{');
-            $close = strrpos($import, '}');
-
-            if ($open !== false && $close !== false && $close > $open) {
-                $prefix = trim(trim(substr($import, 0, $open)), '\\');
-                $items = explode(',', substr($import, $open + 1, $close - $open - 1));
-
-                foreach ($items as $item) {
-                    $class = $this->normaliseImportedClass($prefix.'\\'.trim($item));
-
-                    if ($class !== null) {
-                        $classes[$class] = true;
-                    }
-                }
-
-                continue;
-            }
-
-            $class = $this->normaliseImportedClass($import);
-
-            if ($class !== null) {
-                $classes[$class] = true;
-            }
-        }
-
-        return array_keys($classes);
-    }
-
-    private function normaliseImportedClass(string $import): ?string
-    {
-        $import = trim(trim($import), '\\');
-
-        if ($import === '') {
-            return null;
-        }
-
-        $parts = preg_split('/\s+as\s+/i', $import);
-        if ($parts === false) {
-            return null;
-        }
-
-        $class = trim(trim($parts[0]), '\\');
-
-        return $class === '' ? null : $class;
-    }
-
-    private function findAutoloadFile(string $className): ?string
-    {
-        foreach (spl_autoload_functions() as $loader) {
-            if (! is_array($loader)) {
-                continue;
-            }
-            if (! is_object($loader[0])) {
-                continue;
-            }
-            if (! method_exists($loader[0], 'findFile')) {
-                continue;
-            }
-
-            /** @var mixed $file */
-            $file = $loader[0]->findFile($className);
-
-            if (is_string($file) && $file !== '') {
-                $real = @realpath($file);
-
-                return $real === false ? $file : $real;
-            }
-        }
-
-        return null;
-    }
-
     private function classUsesDatabase(string $className): bool
     {
         if (array_key_exists($className, $this->classUsesDatabaseCache)) {
@@ -624,23 +296,9 @@ final class Recorder
             return null;
         }
 
-        $reflection = new ReflectionClass($className);
+        assert(property_exists($className, '__filename') && is_string($className::$__filename));
 
-        if ($reflection->hasProperty('__filename')) {
+        return $className::$__filename;
-            $property = $reflection->getProperty('__filename');
-
-            if ($property->isStatic()) {
-                $value = $property->getValue();
-
-                if (is_string($value)) {
-                    return $value;
-                }
-            }
-        }
-
-        $file = $reflection->getFileName();
-
-        return is_string($file) ? $file : null;
     }
 
     /**
@@ -691,9 +349,6 @@ final class Recorder
         $this->perTestUsesDatabase = [];
         $this->classFileCache = [];
         $this->classUsesDatabaseCache = [];
-        $this->fileToClassNames = [];
-        $this->indexedClassNames = [];
-        $this->classDependencyCache = [];
         $this->sourceScope = null;
         $this->active = false;
     }

src/Plugins/Tia/Replay.php

@@ -13,6 +13,7 @@ enum Replay
 {
     case No;
     case Pass;
+    case Risky;
     case Skipped;
     case Incomplete;
     case Failure;
@@ -24,7 +25,8 @@ enum Replay
         }
 
         return match (true) {
-            $status->isSuccess(), $status->isRisky() => self::Pass,
+            $status->isSuccess() => self::Pass,
+            $status->isRisky() => self::Risky,
             $status->isSkipped() => self::Skipped,
             $status->isIncomplete() => self::Incomplete,
             default => self::Failure,

src/Plugins/Tia/SourceScope.php

@@ -4,11 +4,17 @@ declare(strict_types=1);
 
 namespace Pest\Plugins\Tia;
 
+use PHPUnit\TextUI\Configuration\Registry;
+use Throwable;
+
 /**
  * @internal
  */
-final readonly class SourceScope
+final class SourceScope
 {
+    /** @var array<string, bool> */
+    private array $containsCache = [];
+
     private const array TOP_LEVEL_NOISE = [
         'vendor',
         'node_modules',
@@ -32,25 +38,27 @@ final readonly class SourceScope
      * @param  list<string>  $excludes  Absolute, normalised directory paths.
      */
     public function __construct(
-        private array $includes,
+        private readonly array $includes,
-        private array $excludes,
+        private readonly array $excludes,
     ) {}
 
     public static function fromProjectRoot(string $projectRoot): self
     {
-        $configPath = self::configPath($projectRoot);
-
         $phpunitIncludes = [];
         $phpunitExcludes = [];
 
-        if ($configPath !== null) {
+        try {
-            $xml = @simplexml_load_file($configPath);
+            $source = Registry::get()->source();
 
-            if ($xml !== false) {
+            foreach ($source->includeDirectories() as $dir) {
-                $configDir = dirname($configPath);
+                $phpunitIncludes[] = self::normalise($dir->path());
-                $phpunitIncludes = self::extractDirectories($xml, 'source/include/directory', $configDir);
-                $phpunitExcludes = self::extractDirectories($xml, 'source/exclude/directory', $configDir);
             }
+
+            foreach ($source->excludeDirectories() as $dir) {
+                $phpunitExcludes[] = self::normalise($dir->path());
+            }
+        } catch (Throwable) {
+            // Registry not initialized — fall back to project-root scanning.
         }
 
         $rootIncludes = self::topLevelProjectDirs($projectRoot);
@@ -71,94 +79,50 @@ final readonly class SourceScope
     /**
      * @return list<string> Absolute, normalised paths to testsuite directories and files declared in phpunit.xml.
      */
-    public static function testPaths(string $projectRoot): array
+    public static function testPaths(): array
     {
-        $configPath = self::configPath($projectRoot);
+        try {
-
+            $suites = Registry::get()->testSuite();
-        if ($configPath === null) {
+        } catch (Throwable) {
             return [];
         }
-
+        $out = [];
-        $xml = @simplexml_load_file($configPath);
+        foreach ($suites as $suite) {
-
+            foreach ($suite->directories() as $directory) {
-        if ($xml === false) {
+                $out[] = self::normalise($directory->path());
-            return [];
             }
 
-        $configDir = dirname($configPath);
+            foreach ($suite->files() as $file) {
+                $out[] = self::normalise($file->path());
+            }
+        }
 
-        return array_values(array_unique([
+        return array_values(array_unique($out));
-            ...self::extractDirectories($xml, 'testsuites/testsuite/directory', $configDir),
-            ...self::extractDirectories($xml, 'testsuites/testsuite/file', $configDir),
-        ]));
     }
 
     public function contains(string $absoluteFile): bool
     {
+        if (isset($this->containsCache[$absoluteFile])) {
+            return $this->containsCache[$absoluteFile];
+        }
+
         $real = @realpath($absoluteFile);
         $candidate = $real === false ? $absoluteFile : $real;
         $candidate = self::normalise($candidate);
 
         foreach ($this->excludes as $excluded) {
             if ($this->startsWithDir($candidate, $excluded)) {
-                return false;
+                return $this->containsCache[$absoluteFile] = false;
             }
         }
 
         foreach ($this->includes as $included) {
             if ($this->startsWithDir($candidate, $included)) {
-                return true;
+                return $this->containsCache[$absoluteFile] = true;
             }
         }
 
-        return false;
+        return $this->containsCache[$absoluteFile] = false;
-    }
-
-    /**
-     * @return list<string>
-     */
-    public function includes(): array
-    {
-        return $this->includes;
-    }
-
-    private static function configPath(string $projectRoot): ?string
-    {
-        foreach (['phpunit.xml', 'phpunit.xml.dist'] as $name) {
-            $candidate = $projectRoot.DIRECTORY_SEPARATOR.$name;
-
-            if (is_file($candidate)) {
-                return $candidate;
-            }
-        }
-
-        return null;
-    }
-
-    /**
-     * @return list<string>
-     */
-    private static function extractDirectories(\SimpleXMLElement $xml, string $xpath, string $configDir): array
-    {
-        $nodes = $xml->xpath($xpath);
-
-        if (! is_array($nodes)) {
-            return [];
-        }
-
-        $out = [];
-
-        foreach ($nodes as $node) {
-            $value = trim((string) $node);
-
-            if ($value === '') {
-                continue;
-            }
-
-            $out[] = self::resolveRelative($value, $configDir);
-        }
-
-        return array_values(array_unique($out));
     }
 
     /**
@@ -216,22 +180,6 @@ final readonly class SourceScope
         return $out;
     }
 
-    private static function resolveRelative(string $path, string $configDir): string
-    {
-        $isAbsolute = $path !== '' && ($path[0] === DIRECTORY_SEPARATOR || $path[0] === '/'
-            || (strlen($path) >= 2 && $path[1] === ':'));
-
-        $combined = $isAbsolute ? $path : $configDir.DIRECTORY_SEPARATOR.$path;
-
-        $real = @realpath($combined);
-
-        if ($real === false) {
-            return self::normalise($combined);
-        }
-
-        return self::normalise($real);
-    }
-
     private static function normalise(string $path): string
     {
         return rtrim($path, '/\\');

src/Plugins/Tia/TestPaths.php

@@ -5,6 +5,8 @@ declare(strict_types=1);
 namespace Pest\Plugins\Tia;
 
 use Pest\TestSuite;
+use PHPUnit\TextUI\Configuration\Registry;
+use Throwable;
 
 /**
  * Resolves the set of project-relative paths that are considered test files,
@@ -28,39 +30,48 @@ final readonly class TestPaths
 
     public static function fromProjectRoot(string $projectRoot): self
     {
-        $configPath = self::configPath($projectRoot);
-
         $directories = [];
         $files = [];
-        $suffixes = ['.php'];
+        $suffixes = [];
 
-        if ($configPath !== null) {
+        try {
-            $xml = @simplexml_load_file($configPath);
+            $configuration = Registry::get();
 
-            if ($xml !== false) {
+            foreach ($configuration->testSuite() as $suite) {
-                $configDir = dirname($configPath);
+                foreach ($suite->directories() as $directory) {
-
+                    $rel = self::toRelative($directory->path(), $projectRoot);
-                foreach ($xml->xpath('testsuites/testsuite/directory') ?: [] as $node) {
-                    $rel = self::toRelative((string) $node, $configDir, $projectRoot);
 
                     if ($rel !== null) {
                         $directories[] = $rel;
                     }
 
-                    $suffix = (string) ($node['suffix'] ?? '');
+                    $suffix = $directory->suffix();
-                    if ($suffix !== '' && ! in_array($suffix, $suffixes, true)) {
+
+                    if ($suffix !== '') {
                         $suffixes[] = str_starts_with($suffix, '.') ? $suffix : '.'.$suffix;
                     }
                 }
 
-                foreach ($xml->xpath('testsuites/testsuite/file') ?: [] as $node) {
+                foreach ($suite->files() as $file) {
-                    $rel = self::toRelative((string) $node, $configDir, $projectRoot);
+                    $rel = self::toRelative($file->path(), $projectRoot);
 
                     if ($rel !== null) {
                         $files[] = $rel;
                     }
                 }
             }
+
+            if ($suffixes === []) {
+                foreach ($configuration->testSuffixes() as $suffix) {
+                    $suffixes[] = str_starts_with($suffix, '.') ? $suffix : '.'.$suffix;
+                }
+            }
+        } catch (Throwable) {
+            // Registry not initialized — fall through to defaults.
+        }
+
+        if ($suffixes === []) {
+            $suffixes = ['.php'];
         }
 
         if ($directories === [] && $files === []) {
@@ -109,20 +120,7 @@ final readonly class TestPaths
         return false;
     }
 
-    private static function configPath(string $projectRoot): ?string
+    private static function toRelative(string $value, string $projectRoot): ?string
-    {
-        foreach (['phpunit.xml', 'phpunit.xml.dist'] as $name) {
-            $candidate = $projectRoot.DIRECTORY_SEPARATOR.$name;
-
-            if (is_file($candidate)) {
-                return $candidate;
-            }
-        }
-
-        return null;
-    }
-
-    private static function toRelative(string $value, string $configDir, string $projectRoot): ?string
     {
         $value = trim($value);
 
@@ -130,13 +128,8 @@ final readonly class TestPaths
             return null;
         }
 
-        $isAbsolute = $value[0] === '/' || $value[0] === DIRECTORY_SEPARATOR
+        $real = @realpath($value);
-            || (strlen($value) >= 2 && $value[1] === ':');
+        $resolved = $real === false ? $value : $real;
-
-        $combined = $isAbsolute ? $value : $configDir.DIRECTORY_SEPARATOR.$value;
-
-        $real = @realpath($combined);
-        $resolved = $real === false ? $combined : $real;
 
         $resolved = str_replace(DIRECTORY_SEPARATOR, '/', $resolved);
         $root = str_replace(DIRECTORY_SEPARATOR, '/', rtrim($projectRoot, '/\\')).'/';
@@ -152,7 +145,7 @@ final readonly class TestPaths
     {
         try {
             $testPath = TestSuite::getInstance()->testPath;
-        } catch (\Throwable) {
+        } catch (Throwable) {
             return null;
         }
 

src/Plugins/Tia/WatchDefaults/Browser.php

@@ -25,29 +25,10 @@ final readonly class Browser implements WatchDefault
         $browserTargets = self::detectBrowserTestTargets($projectRoot, $testPath);
 
         $globs = [
-            'resources/js/**/*.js',
+            'resources/js/** !*.php',
-            'resources/js/**/*.ts',
+            'resources/css/** !*.php',
-            'resources/js/**/*.tsx',
+            'public/hot !*.php',
-            'resources/js/**/*.jsx',
+            'public/** !*.php',
-            'resources/js/**/*.vue',
-            'resources/js/**/*.svelte',
-            'resources/css/**/*.css',
-            'resources/css/**/*.scss',
-            'resources/css/**/*.less',
-            'public/build/**/*.js',
-            'public/build/**/*.css',
-            'public/**/*.js',
-            'public/**/*.css',
-            'public/**/*.svg',
-            'public/**/*.png',
-            'public/**/*.jpg',
-            'public/**/*.jpeg',
-            'public/**/*.webp',
-            'public/**/*.ico',
-            'public/**/*.txt',
-            'public/**/*.json',
-            'public/**/*.xml',
-            'public/hot',
         ];
 
         $patterns = [];

src/Plugins/Tia/WatchDefaults/Inertia.php

@@ -20,27 +20,8 @@ final readonly class Inertia implements WatchDefault
 
     public function defaults(string $projectRoot, string $testPath): array
     {
-        $browserTargets = Browser::detectBrowserTestTargets($projectRoot, $testPath);
+        return [
-
+            'resources/js/** !*.php' => [$testPath],
-        $patterns = [];
+        ];
-
-        foreach (['Pages', 'pages'] as $pages) {
-            foreach (['vue', 'tsx', 'jsx', 'svelte', 'ts', 'js'] as $ext) {
-                $patterns["resources/js/{$pages}/**/*.{$ext}"] = $browserTargets;
-            }
-        }
-
-        foreach (['Layouts', 'layouts', 'Components', 'components'] as $shared) {
-            foreach (['vue', 'tsx', 'ts', 'js'] as $ext) {
-                $patterns["resources/js/{$shared}/**/*.{$ext}"] = $browserTargets;
-            }
-        }
-
-        $patterns['resources/js/ssr.js'] = $browserTargets;
-        $patterns['resources/js/ssr.ts'] = $browserTargets;
-        $patterns['resources/js/app.js'] = $browserTargets;
-        $patterns['resources/js/app.ts'] = $browserTargets;
-
-        return $patterns;
     }
 }

src/Plugins/Tia/WatchDefaults/Laravel.php

@@ -20,46 +20,21 @@ final readonly class Laravel implements WatchDefault
     public function defaults(string $projectRoot, string $testPath): array
     {
         return [
-            'config/*.php' => [$testPath],
-            'config/**/*.php' => [$testPath],
-
-            'routes/*.php' => [$testPath],
-            'routes/**/*.php' => [$testPath],
-
-            'bootstrap/app.php' => [$testPath],
-            'bootstrap/providers.php' => [$testPath],
-
             'database/migrations/**/*.php' => [$testPath],
 
-            'database/seeders/**/*.php' => [$testPath],
-
-            'database/factories/**/*.php' => [$testPath],
-
             'storage/fixtures/**/*' => [$testPath],
 
-            'app/**/*.tpl' => [$testPath],
+            'app/** !*.php' => [$testPath],
-            'app/**/*.stub' => [$testPath],
-            'app/**/*.json' => [$testPath],
-            'app/**/*.yaml' => [$testPath],
-            'app/**/*.yml' => [$testPath],
-            'app/**/*.txt' => [$testPath],
 
-            'resources/views/**/*.blade.php' => [$testPath],
+            'resources/views/**' => [$testPath],
-            'resources/views/**/*.css' => [$testPath],
-            'resources/views/email/**/*.blade.php' => [$testPath],
-            'resources/views/emails/**/*.blade.php' => [$testPath],
 
-            'lang/**/*.php' => [$testPath],
+            'lang/**' => [$testPath],
-            'lang/**/*.json' => [$testPath],
+            'resources/lang/**' => [$testPath],
-            'resources/lang/**/*.php' => [$testPath],
-            'resources/lang/**/*.json' => [$testPath],
 
-            'vite.config.js' => [$testPath],
+            'vite.config.* !*.php' => [$testPath],
-            'vite.config.ts' => [$testPath],
+            'webpack.mix.* !*.php' => [$testPath],
-            'webpack.mix.js' => [$testPath],
+            'tailwind.config.* !*.php' => [$testPath],
-            'tailwind.config.js' => [$testPath],
+            'postcss.config.* !*.php' => [$testPath],
-            'tailwind.config.ts' => [$testPath],
-            'postcss.config.js' => [$testPath],
         ];
     }
 }

src/Plugins/Tia/WatchDefaults/Php.php

@@ -25,11 +25,7 @@ final readonly class Php implements WatchDefault
             'docker-compose.yml' => [$testPath],
             'docker-compose.yaml' => [$testPath],
 
-            'phpunit.xml.dist' => [$testPath],
+            'phpunit.xml*' => [$testPath],
-
-            $testPath.'/Pest.php' => [$testPath],
-
-            $testPath.'/Datasets/**/*.php' => [$testPath],
 
             $testPath.'/Fixtures/**/*' => [$testPath],
             $testPath.'/**/Fixtures/**/*' => [$testPath],

src/Plugins/Tia/WatchDefaults/Symfony.php

@@ -20,43 +20,22 @@ final readonly class Symfony implements WatchDefault
     public function defaults(string $projectRoot, string $testPath): array
     {
         return [
-            'config/*.yaml' => [$testPath],
+            'config/** !*.php' => [$testPath],
-            'config/*.yml' => [$testPath],
+            'config/routes/** !*.php' => [$testPath],
-            'config/*.php' => [$testPath],
-            'config/*.xml' => [$testPath],
-            'config/**/*.yaml' => [$testPath],
-            'config/**/*.yml' => [$testPath],
-            'config/**/*.php' => [$testPath],
-            'config/**/*.xml' => [$testPath],
-
-            'config/routes/*.yaml' => [$testPath],
-            'config/routes/*.php' => [$testPath],
-            'config/routes/*.xml' => [$testPath],
-            'config/routes/**/*.yaml' => [$testPath],
-
-            'src/Kernel.php' => [$testPath],
 
             'migrations/**/*.php' => [$testPath],
             'src/Migrations/**/*.php' => [$testPath],
 
-            'templates/**/*.html.twig' => [$testPath],
+            'templates/** !*.php' => [$testPath],
-            'templates/**/*.twig' => [$testPath],
 
-            'translations/**/*.yaml' => [$testPath],
+            'translations/** !*.php' => [$testPath],
-            'translations/**/*.yml' => [$testPath],
-            'translations/**/*.xlf' => [$testPath],
-            'translations/**/*.xliff' => [$testPath],
 
             'config/doctrine/**/*.xml' => [$testPath],
             'config/doctrine/**/*.yaml' => [$testPath],
 
             'webpack.config.js' => [$testPath],
             'importmap.php' => [$testPath],
-            'assets/**/*.js' => [$testPath],
+            'assets/** !*.php' => [$testPath],
-            'assets/**/*.ts' => [$testPath],
-            'assets/**/*.vue' => [$testPath],
-            'assets/**/*.css' => [$testPath],
-            'assets/**/*.scss' => [$testPath],
         ];
     }
 }

src/Plugins/Tia/WatchDefaults/WatchDefault.php

@@ -12,7 +12,7 @@ interface WatchDefault
     public function applicable(): bool;
 
     /**
-     * @return array<string, array<int, string>> glob → list of project-relative test dirs
+     * @return array<string, array<int, string>> pattern → list of project-relative test dirs
      */
     public function defaults(string $projectRoot, string $testPath): array;
 }

src/Plugins/Tia/WatchPatterns.php

@@ -24,17 +24,26 @@ final class WatchPatterns
         WatchDefaults\Browser::class,
     ];
 
+    private const array VCS_DIRS = ['.git', '.svn', '.hg'];
+
     /**
-     * @var array<string, array<int, string>> glob → list of project-relative test dirs/files
+     * @var array<string, array<int, string>> raw pattern key → list of project-relative test dirs/files
      */
     private array $patterns = [];
 
+    /**
+     * @var array<string, array{include: string, excludes: array<int, string>, allowDotfiles: bool}>
+     */
+    private array $parsed = [];
+
     private bool $enabled = false;
 
     private bool $locally = false;
 
     private bool $filtered = false;
 
+    private bool $baselined = false;
+
     public function useDefaults(string $projectRoot): void
     {
         $testPath = TestSuite::getInstance()->testPath;
@@ -46,22 +55,22 @@ final class WatchPatterns
                 continue;
             }
 
-            foreach ($default->defaults($projectRoot, $testPath) as $glob => $dirs) {
+            foreach ($default->defaults($projectRoot, $testPath) as $key => $dirs) {
-                $this->patterns[$glob] = array_values(array_unique(
+                $this->patterns[$key] = array_values(array_unique(
-                    array_merge($this->patterns[$glob] ?? [], $dirs),
+                    array_merge($this->patterns[$key] ?? [], $dirs),
                 ));
             }
         }
     }
 
     /**
-     * @param  array<string, string>  $patterns  glob → project-relative test dir/file
+     * @param  array<string, string>  $patterns  pattern key → project-relative test dir/file
      */
     public function add(array $patterns): void
     {
-        foreach ($patterns as $glob => $dir) {
+        foreach ($patterns as $key => $dir) {
-            $this->patterns[$glob] = array_values(array_unique(
+            $this->patterns[$key] = array_values(array_unique(
-                array_merge($this->patterns[$glob] ?? [], [$dir]),
+                array_merge($this->patterns[$key] ?? [], [$dir]),
             ));
         }
     }
@@ -80,14 +89,16 @@ final class WatchPatterns
         $matched = [];
 
         foreach ($changedFiles as $file) {
-            foreach ($this->patterns as $glob => $dirs) {
+            foreach ($this->patterns as $key => $dirs) {
-                if ($this->globMatches($glob, $file)) {
+                if (! $this->keyMatches($key, $file)) {
+                    continue;
+                }
+
                 foreach ($dirs as $dir) {
                     $matched[$dir] = true;
                 }
             }
         }
-        }
 
         return array_keys($matched);
     }
@@ -156,12 +167,132 @@ final class WatchPatterns
         return $this->filtered;
     }
 
+    public function markBaselined(): void
+    {
+        $this->baselined = true;
+    }
+
+    public function isBaselined(): bool
+    {
+        return $this->baselined;
+    }
+
     public function reset(): void
     {
         $this->patterns = [];
+        $this->parsed = [];
         $this->enabled = false;
         $this->locally = false;
         $this->filtered = false;
+        $this->baselined = false;
+    }
+
+    private function keyMatches(string $key, string $file): bool
+    {
+        $rule = $this->parse($key);
+
+        if (! $this->globMatches($rule['include'], $file)) {
+            return false;
+        }
+
+        $file = str_replace('\\', '/', $file);
+
+        if ($this->touchesVcs($file)) {
+            return false;
+        }
+
+        if (! $rule['allowDotfiles'] && $this->touchesDotfile($file)) {
+            return false;
+        }
+
+        foreach ($rule['excludes'] as $exclude) {
+            if ($this->excludeMatches($exclude, $file)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * @return array{include: string, excludes: array<int, string>, allowDotfiles: bool}
+     */
+    private function parse(string $key): array
+    {
+        if (isset($this->parsed[$key])) {
+            return $this->parsed[$key];
+        }
+
+        $tokens = preg_split('/\s+/', trim($key)) ?: [];
+
+        $include = '';
+        $excludes = [];
+
+        foreach ($tokens as $token) {
+            if ($token === '') {
+                continue;
+            }
+
+            if ($token[0] === '!') {
+                $excludes[] = substr($token, 1);
+
+                continue;
+            }
+
+            if ($include === '') {
+                $include = $token;
+            }
+        }
+
+        return $this->parsed[$key] = [
+            'include' => $include,
+            'excludes' => $excludes,
+            'allowDotfiles' => $this->patternTargetsDotfiles($include),
+        ];
+    }
+
+    private function patternTargetsDotfiles(string $pattern): bool
+    {
+        foreach (explode('/', str_replace('\\', '/', $pattern)) as $segment) {
+            if ($segment !== '' && $segment[0] === '.') {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    private function touchesVcs(string $file): bool
+    {
+        foreach (explode('/', $file) as $segment) {
+            if (in_array($segment, self::VCS_DIRS, true)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    private function touchesDotfile(string $file): bool
+    {
+        foreach (explode('/', $file) as $segment) {
+            if ($segment !== '' && $segment[0] === '.') {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    private function excludeMatches(string $exclude, string $file): bool
+    {
+        $pattern = str_contains($exclude, '/') ? $exclude : '**/'.$exclude;
+
+        if ($this->globMatches($pattern, $file)) {
+            return true;
+        }
+
+        return $this->globMatches($exclude, basename($file));
     }
 
     private function globMatches(string $pattern, string $file): bool

src/Subscribers/EnsureTiaIsRunningPestTestsOnly.php

@@ -4,14 +4,12 @@ declare(strict_types=1);
 
 namespace Pest\Subscribers;
 
-use Pest\Concerns\Testable;
 use Pest\Exceptions\TiaRequiresPestTests;
 use Pest\Panic;
 use Pest\Plugins\Tia\Recorder;
 use PHPUnit\Event\Code\TestMethod;
 use PHPUnit\Event\Test\Prepared;
 use PHPUnit\Event\Test\PreparedSubscriber;
-use ReflectionClass;
 
 /**
  * @internal
@@ -38,27 +36,10 @@ final readonly class EnsureTiaIsRunningPestTestsOnly implements PreparedSubscrib
             return;
         }
 
-        if ($this->usesTestableTrait($className)) {
+        if (method_exists($className, '__initializeTestCase')) {
             return;
         }
 
         Panic::with(new TiaRequiresPestTests($className, $test->file()));
     }
-
-    private function usesTestableTrait(string $className): bool
-    {
-        $reflection = new ReflectionClass($className);
-
-        do {
-            foreach ($reflection->getTraitNames() as $trait) {
-                if ($trait === Testable::class) {
-                    return true;
-                }
-            }
-
-            $reflection = $reflection->getParentClass();
-        } while ($reflection !== false);
-
-        return false;
-    }
 }

src/Subscribers/EnsureTiaResultsAreCollected.php

@@ -6,17 +6,17 @@ namespace Pest\Subscribers;
 
 use Pest\Plugins\Tia\ResultCollector;
 use PHPUnit\Event\Code\TestMethod;
-use PHPUnit\Event\Test\Prepared;
+use PHPUnit\Event\Test\PreparationStarted;
-use PHPUnit\Event\Test\PreparedSubscriber;
+use PHPUnit\Event\Test\PreparationStartedSubscriber;
 
 /**
  * @internal
  */
-final readonly class EnsureTiaResultsAreCollected implements PreparedSubscriber
+final readonly class EnsureTiaResultsAreCollected implements PreparationStartedSubscriber
 {
     public function __construct(private ResultCollector $collector) {}
 
-    public function notify(Prepared $event): void
+    public function notify(PreparationStarted $event): void
     {
         $test = $event->test();
 

src/Support/Coverage.php

@@ -89,10 +89,6 @@ final class Coverage
             throw ShouldNotHappen::fromMessage(sprintf('Coverage not found in path: %s.', $reportPath));
         }
 
-        // If TIA's marker is present, this run executed only the affected
-        // tests. Merge their fresh coverage slice into the cached full-run
-        // snapshot (stored by the previous `--tia --coverage` pass) so the
-        // report reflects the entire suite, not just what re-ran.
         CoverageMerger::applyIfMarked($reportPath);
 
         /** @var CodeCoverage $codeCoverage */

src/Support/Cpu.php

@@ -1,18 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Pest\Support;
-
-use Fidry\CpuCoreCounter\CpuCoreCounter;
-
-/**
- * @internal
- */
-final class Cpu
-{
-    public static function cores(int $fallback = 4): int
-    {
-        return (new CpuCoreCounter)->getCountWithFallback($fallback);
-    }
-}

tests/Unit/Plugins/Tia/ContentHash.php

@@ -0,0 +1,261 @@
+<?php
+
+use Pest\Plugins\Tia\ContentHash;
+
+describe('of()', function () {
+    it('returns false when file does not exist', function () {
+        expect(ContentHash::of('/path/that/does/not/exist.php'))->toBeFalse();
+    });
+
+    it('hashes an existing file', function () {
+        $path = tempnam(sys_get_temp_dir(), 'pest_').'.php';
+        file_put_contents($path, "<?php echo 'hi';");
+
+        try {
+            expect(ContentHash::of($path))->toBeString()->not->toBeEmpty();
+        } finally {
+            @unlink($path);
+        }
+    });
+});
+
+describe('PHP files', function () {
+    it('produces the same hash regardless of whitespace differences', function () {
+        $a = ContentHash::ofContent('a.php', "<?php \$foo   =   1;\n\necho   \$foo;");
+        $b = ContentHash::ofContent('a.php', "<?php \$foo=1; echo \$foo;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('ignores single-line comments', function () {
+        $a = ContentHash::ofContent('a.php', "<?php\n// this is a comment\n\$foo = 1;");
+        $b = ContentHash::ofContent('a.php', "<?php\n\$foo = 1;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('ignores hash-style comments', function () {
+        $a = ContentHash::ofContent('a.php', "<?php\n# hash comment\n\$foo = 1;");
+        $b = ContentHash::ofContent('a.php', "<?php\n\$foo = 1;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('ignores multi-line comments', function () {
+        $a = ContentHash::ofContent('a.php', "<?php\n/* a multi\n line comment */\n\$foo = 1;");
+        $b = ContentHash::ofContent('a.php', "<?php\n\$foo = 1;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('ignores doc comments', function () {
+        $a = ContentHash::ofContent('a.php', "<?php\n/**\n * @return int\n */\nfunction foo() { return 1; }");
+        $b = ContentHash::ofContent('a.php', "<?php\nfunction foo() { return 1; }");
+
+        expect($a)->toBe($b);
+    });
+
+    it('detects code changes', function () {
+        $a = ContentHash::ofContent('a.php', "<?php \$foo = 1;");
+        $b = ContentHash::ofContent('a.php', "<?php \$foo = 2;");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('preserves whitespace inside string literals', function () {
+        $a = ContentHash::ofContent('a.php', "<?php \$foo = 'hello world';");
+        $b = ContentHash::ofContent('a.php', "<?php \$foo = 'helloworld';");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('treats variable renames as a change', function () {
+        $a = ContentHash::ofContent('a.php', "<?php \$foo = 1;");
+        $b = ContentHash::ofContent('a.php', "<?php \$bar = 1;");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('falls back to a raw hash for unparseable PHP', function () {
+        $hash = ContentHash::ofContent('a.php', 'not valid php at all');
+
+        expect($hash)->toBeString()->not->toBeEmpty();
+    });
+
+    it('is case-insensitive on the file extension', function () {
+        $a = ContentHash::ofContent('a.PHP', "<?php\n// comment\n\$foo = 1;");
+        $b = ContentHash::ofContent('a.php', "<?php\n\$foo = 1;");
+
+        expect($a)->toBe($b);
+    });
+});
+
+describe('Blade files', function () {
+    it('strips blade comments', function () {
+        $a = ContentHash::ofContent('a.blade.php', "<div>{{-- a comment --}}Hello</div>");
+        $b = ContentHash::ofContent('a.blade.php', "<div>Hello</div>");
+
+        expect($a)->toBe($b);
+    });
+
+    it('strips multi-line blade comments', function () {
+        $a = ContentHash::ofContent('a.blade.php', "<div>\n{{--\n multi\n line\n--}}\nHello\n</div>");
+        $b = ContentHash::ofContent('a.blade.php', "<div> Hello </div>");
+
+        expect($a)->toBe($b);
+    });
+
+    it('collapses whitespace', function () {
+        $a = ContentHash::ofContent('a.blade.php', "<div>\n  Hello\n  World\n</div>");
+        $b = ContentHash::ofContent('a.blade.php', "<div> Hello World </div>");
+
+        expect($a)->toBe($b);
+    });
+
+    it('detects content changes', function () {
+        $a = ContentHash::ofContent('a.blade.php', "<div>Hello</div>");
+        $b = ContentHash::ofContent('a.blade.php', "<div>Goodbye</div>");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('keeps blade directives intact', function () {
+        $a = ContentHash::ofContent('a.blade.php', "@if(\$user)Hi @endif");
+        $b = ContentHash::ofContent('a.blade.php', "@if(\$user)Bye @endif");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('does not use the PHP tokenizer for blade files', function () {
+        $a = ContentHash::ofContent('a.blade.php', "<?php // not stripped ?> hello");
+        $b = ContentHash::ofContent('a.blade.php', "<?php ?> hello");
+
+        expect($a)->not->toBe($b);
+    });
+});
+
+describe('JavaScript-like files', function () {
+    it('strips line comments', function () {
+        $a = ContentHash::ofContent('a.js', "// a comment\nconst foo = 1;");
+        $b = ContentHash::ofContent('a.js', "const foo = 1;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('strips block comments on their own lines', function () {
+        $a = ContentHash::ofContent('a.js', "/* block */\nconst foo = 1;");
+        $b = ContentHash::ofContent('a.js', "const foo = 1;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('collapses whitespace', function () {
+        $a = ContentHash::ofContent('a.js', "const  foo  =  1;\n\nconst bar = 2;");
+        $b = ContentHash::ofContent('a.js', "const foo = 1; const bar = 2;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('detects code changes', function () {
+        $a = ContentHash::ofContent('a.js', "const foo = 1;");
+        $b = ContentHash::ofContent('a.js', "const foo = 2;");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('does not strip inline trailing comments', function () {
+        $a = ContentHash::ofContent('a.js', "const foo = 1; // inline");
+        $b = ContentHash::ofContent('a.js', "const foo = 1;");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('applies the same rules to .ts files', function () {
+        $a = ContentHash::ofContent('a.ts', "// comment\nconst foo: number = 1;");
+        $b = ContentHash::ofContent('a.ts', "const foo: number = 1;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('applies the same rules to .tsx files', function () {
+        $a = ContentHash::ofContent('a.tsx', "// comment\nconst Foo = () => <div/>;");
+        $b = ContentHash::ofContent('a.tsx', "const Foo = () => <div/>;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('applies the same rules to .jsx files', function () {
+        $a = ContentHash::ofContent('a.jsx', "// comment\nconst Foo = () => <div/>;");
+        $b = ContentHash::ofContent('a.jsx', "const Foo = () => <div/>;");
+
+        expect($a)->toBe($b);
+    });
+
+    it('applies the same rules to .vue files', function () {
+        $a = ContentHash::ofContent('a.vue', "<script>\n// comment\nexport default {}\n</script>");
+        $b = ContentHash::ofContent('a.vue', "<script> export default {} </script>");
+
+        expect($a)->toBe($b);
+    });
+
+    it('applies the same rules to .svelte files', function () {
+        $a = ContentHash::ofContent('a.svelte', "<script>\n// comment\nlet foo = 1;\n</script>");
+        $b = ContentHash::ofContent('a.svelte', "<script> let foo = 1; </script>");
+
+        expect($a)->toBe($b);
+    });
+
+    it('applies the same rules to .mjs, .cjs, and .mts files', function () {
+        foreach (['mjs', 'cjs', 'mts'] as $ext) {
+            $a = ContentHash::ofContent("a.$ext", "// comment\nexport const foo = 1;");
+            $b = ContentHash::ofContent("a.$ext", "export const foo = 1;");
+
+            expect($a)->toBe($b);
+        }
+    });
+});
+
+describe('unknown extensions', function () {
+    it('hashes the raw content for unknown extensions', function () {
+        $a = ContentHash::ofContent('a.txt', "hello world");
+        $b = ContentHash::ofContent('a.txt', "hello world");
+
+        expect($a)->toBe($b);
+    });
+
+    it('does not normalise whitespace for unknown extensions', function () {
+        $a = ContentHash::ofContent('a.txt', "hello  world");
+        $b = ContentHash::ofContent('a.txt', "hello world");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('does not strip comments for unknown extensions', function () {
+        $a = ContentHash::ofContent('a.txt', "// not a comment here\nhello");
+        $b = ContentHash::ofContent('a.txt', "hello");
+
+        expect($a)->not->toBe($b);
+    });
+
+    it('hashes files with no extension as raw content', function () {
+        $a = ContentHash::ofContent('Makefile', "all:\n\techo hi");
+        $b = ContentHash::ofContent('Makefile', "all:\n\techo hi");
+
+        expect($a)->toBe($b);
+    });
+});
+
+describe('output format', function () {
+    it('returns a 32-character hex xxh128 hash', function () {
+        $hash = ContentHash::ofContent('a.php', '<?php $foo = 1;');
+
+        expect($hash)->toMatch('/^[a-f0-9]{32}$/');
+    });
+
+    it('returns a stable hash for empty content', function () {
+        $a = ContentHash::ofContent('a.php', '');
+        $b = ContentHash::ofContent('a.php', '');
+
+        expect($a)->toBe($b);
+    });
+});