feat: basic PHPUnit 10 support

src/Subscribers/EnsureConfigurationDefaults.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Subscribers;
+
+use PHPUnit\Event\TestRunner\Configured;
+use PHPUnit\Event\TestRunner\ConfiguredSubscriber;
+
+/**
+ * @internal
+ */
+final class EnsureConfigurationDefaults implements ConfiguredSubscriber
+{
+    /**
+     * Runs the subscriber.
+     */
+    public function notify(Configured $event): void
+    {
+        $configuration = $event->configuration();
+    }
+}

src/Subscribers/EnsureConfigurationIsValid.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Subscribers;
+
+use Pest\Exceptions\AttributeNotSupportedYet;
+use PHPUnit\Event\TestRunner\Configured;
+use PHPUnit\Event\TestRunner\ConfiguredSubscriber;
+
+/**
+ * @internal
+ */
+final class EnsureConfigurationIsValid implements ConfiguredSubscriber
+{
+    /**
+     * Runs the subscriber.
+     */
+    public function notify(Configured $event): void
+    {
+        $configuration = $event->configuration();
+
+        if ($configuration->processIsolation()) {
+            throw new AttributeNotSupportedYet('processIsolation', 'true');
+        }
+    }
+}

src/Subscribers/EnsureTestsAreLoaded.php

@@ -0,0 +1,79 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Subscribers;
+
+use PHPUnit\Event\TestSuite\Loaded;
+use PHPUnit\Event\TestSuite\LoadedSubscriber;
+use PHPUnit\Framework\TestCase;
+use PHPUnit\Framework\TestSuite;
+use PHPUnit\Framework\WarningTestCase;
+
+/**
+ * @internal
+ */
+final class EnsureTestsAreLoaded implements LoadedSubscriber
+{
+    /**
+     * The current test suite, if any.
+     */
+    private static ?TestSuite $testSuite;
+
+    /**
+     * Runs the subscriber.
+     */
+    public function notify(Loaded $event): void
+    {
+        $this->removeWarnings(self::$testSuite);
+
+        $testSuites = [];
+
+        $testSuite = \Pest\TestSuite::getInstance();
+        $testSuite->tests->build($testSuite, function (TestCase $testCase) use (&$testSuites): void {
+            $testCaseClass = get_class($testCase);
+            if (!array_key_exists($testCaseClass, $testSuites)) {
+                $testSuites[$testCaseClass] = [];
+            }
+
+            $testSuites[$testCaseClass][] = $testCase;
+        });
+
+        foreach ($testSuites as $testCaseName => $testCases) {
+            $testTestSuite = new TestSuite($testCaseName);
+            $testTestSuite->setTests([]);
+            foreach ($testCases as $testCase) {
+                $testTestSuite->addTest($testCase, $testCase->groups());
+            }
+            self::$testSuite->addTestSuite($testTestSuite);
+        }
+    }
+
+    /**
+     * Sets the current test suite.
+     */
+    public static function setTestSuite(TestSuite $testSuite): void
+    {
+        self::$testSuite = $testSuite;
+    }
+
+    /**
+     * Removes the test case that have "empty" warnings.
+     */
+    private function removeWarnings(TestSuite $testSuite): void
+    {
+        $tests = $testSuite->tests();
+
+        foreach ($tests as $key => $test) {
+            if ($test instanceof TestSuite) {
+                $this->removeWarnings($test);
+            }
+
+            if ($test instanceof WarningTestCase) {
+                unset($tests[$key]);
+            }
+        }
+
+        $testSuite->setTests(array_values($tests));
+    }
+}