docs: update changelog

Datasets can now access the test case

.github/FUNDING.yml

@@ -1,5 +1,4 @@
 # These are supported funding model platforms
 
-github: [nunomaduro,owenvoke,olivernybroe,octoper]
+github: [nunomaduro,owenvoke,olivernybroe,octoper,lukeraymonddowning]
 patreon: nunomaduro
-custom: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=66BYDWAT92N6L

.github/workflows/tests.yml

@@ -5,11 +5,26 @@ on: ['push', 'pull_request']
 jobs:
   ci:
     runs-on: ${{ matrix.os }}
+    continue-on-error: ${{ matrix.experimental }}
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
         php: ['7.3', '7.4', '8.0']
         dependency-version: [prefer-lowest, prefer-stable]
+        experimental: [false]
+        include:
+          - php: '8.1'
+            os: ubuntu-latest
+            experimental: true
+            dependency-version: prefer-stable
+          - php: '8.1'
+            os: macos-latest
+            experimental: true
+            dependency-version: prefer-stable
+          - php: '8.1'
+            os: windows-latest
+            experimental: true
+            dependency-version: prefer-stable
 
     name: PHP ${{ matrix.php }} - ${{ matrix.os }} - ${{ matrix.dependency-version }}
 

CHANGELOG.md

@@ -4,6 +4,62 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [v1.14.0 (2021-08-03)](https://github.com/pestphp/pest/compare/v1.13.0...v1.14.0)
+### Added
+- A new bound closure that allows you to access the test case in Datasets ([#364](https://github.com/pestphp/pest/pull/364))
+
+## [v1.13.0 (2021-08-02)](https://github.com/pestphp/pest/compare/v1.12.0...v1.13.0)
+### Added
+- A cleaner output when running the Pest runner in PhpStorm ([#350](https://github.com/pestphp/pest/pull/350)) 
+- `toBeIn` expectation ([#363](https://github.com/pestphp/pest/pull/363))
+
+### Fixed
+- `skip` with false condition marking test as skipped ([22b822c](https://github.com/pestphp/pest/commit/22b822ce87a3d19d84960fa5c93eb286820b525d))
+
+## [v1.12.0 (2021-07-26)](https://github.com/pestphp/pest/compare/v1.11.0...v1.12.0)
+### Added
+- `--force` option to override tests in `pest:test` artisan command ([#353](https://github.com/pestphp/pest/pull/353))
+- Support for PHPUnit `^9.3.7` ([ca9d783](https://github.com/pestphp/pest/commit/ca9d783cf942a2caabc85ff7a728c7f28350c67a))
+
+### Fixed
+- `beforeAll` and `afterAll` behind called multiple times per test ([#357](https://github.com/pestphp/pest/pull/357))
+
+## [v1.11.0 (2021-07-21)](https://github.com/pestphp/pest/compare/v1.10.0...v1.11.0)
+### Added
+- Support for interacting with datasets in higher order tests ([#352](https://github.com/pestphp/pest/pull/352))
+
+### Changed
+- The unit test stub now uses the expectation API ([#348](https://github.com/pestphp/pest/pull/348))
+
+### Fixed
+- PhpStorm will no longer show 0 assertions in the output ([#349](https://github.com/pestphp/pest/pull/349))
+
+## [v1.10.0 (2021-07-12)](https://github.com/pestphp/pest/compare/v1.9.1...v1.10.0)
+### Added
+- The ability to use higher order expectations inside higher order tests ([#341](https://github.com/pestphp/pest/pull/341))
+
+## [v1.9.1 (2021-07-11)](https://github.com/pestphp/pest/compare/v1.9.0...v1.9.1)
+### Fixed
+- Callable `expect` values in higher order tests failing if the value was an existing method name ([#334](https://github.com/pestphp/pest/pull/344)) 
+
+## [v1.9.0 (2021-07-09)](https://github.com/pestphp/pest/compare/v1.8.0...v1.9.0)
+### Changed
+- You may now pass just an exception message when using the `throws` method ([#339](https://github.com/pestphp/pest/pull/339)) 
+
+## [v1.8.0 (2021-07-08)](https://github.com/pestphp/pest/compare/v1.7.1...v1.8.0)
+### Added
+- A new `tap` and test case aware `expect` methods for higher order tests ([#331](https://github.com/pestphp/pest/pull/331))
+- Access to test case methods and properties when using `skip` ([#338](https://github.com/pestphp/pest/pull/338))
+
+## [v1.7.1 (2021-06-24)](https://github.com/pestphp/pest/compare/v1.7.0...v1.7.1)
+### Fixed
+- The `and` method not being usable in Higher Order expectations ([#330](https://github.com/pestphp/pest/pull/330))
+
+## [v1.7.0 (2021-06-19)](https://github.com/pestphp/pest/compare/v1.6.0...v1.7.0)
+### Added
+- Support for non-callable values in the sequence method, which will be passed as `toEqual` ([#323](https://github.com/pestphp/pest/pull/323))
+- Support for nested Higher Order Expectations ([#324](https://github.com/pestphp/pest/pull/324))
+
 ## [v1.6.0 (2021-06-18)](https://github.com/pestphp/pest/compare/v1.5.0...v1.6.0)
 ### Added
 - Adds a new `json` expectation method to improve testing with JSON strings ([#325](https://github.com/pestphp/pest/pull/325))

README.md

@@ -21,8 +21,10 @@ We would like to extend our thanks to the following sponsors for funding Pest de
 
 ### Premium Sponsors
 
-- **[Scout APM](https://scoutapm.com)**
 - **[Akaunting](https://akaunting.com)**
+- **[Codecourse](https://codecourse.com/)**
 - **[Meema](https://meema.io/)**
+- **[Scout APM](https://scoutapm.com)**
+- **[Spatie](https://spatie.be/)**
 
-Pest was created by **[Nuno Maduro](https://twitter.com/enunomaduro)** under the **[Sponsorware license](https://github.com/sponsorware/docs)**. It got open-sourced and is now licensed under the **[MIT license](https://opensource.org/licenses/MIT)**.
+Pest is an open-sourced software licensed under the **[MIT license](https://opensource.org/licenses/MIT)**.

composer.json

@@ -20,7 +20,7 @@
         "php": "^7.3 || ^8.0",
         "nunomaduro/collision": "^5.4.0",
         "pestphp/pest-plugin": "^1.0.0",
-        "phpunit/phpunit": ">= 9.3.7 <= 9.5.5"
+        "phpunit/phpunit": "^9.5.5"
     },
     "autoload": {
         "psr-4": {
@@ -57,7 +57,7 @@
     "scripts": {
         "lint": "php-cs-fixer fix -v",
         "test:lint": "php-cs-fixer fix -v --dry-run",
-        "test:types": "phpstan analyse --ansi --memory-limit=0",
+        "test:types": "phpstan analyse --ansi --memory-limit=-1",
         "test:unit": "php bin/pest --colors=always --exclude-group=integration",
         "test:integration": "php bin/pest --colors=always --group=integration",
         "update:snapshots": "REBUILD_SNAPSHOTS=true php bin/pest --colors=always",

phpstan.neon

@@ -7,6 +7,7 @@ parameters:
     level: max
     paths:
         - src
+        - scripts
 
     checkMissingIterableValueType: true
     checkGenericClassInNonGenericObjectType: false

scripts/compile.php

@@ -15,6 +15,7 @@ $globalsFilePath = implode(DIRECTORY_SEPARATOR, [
 
 $compiledFilePath = implode(DIRECTORY_SEPARATOR, [dirname(__DIR__), 'compiled', 'globals.php']);
 
+/* @phpstan-ignore-next-line */
 @unlink($compiledFilePath);
 
 $replace = function ($contents, $string, $by) {

src/Actions/AddsDefaults.php

@@ -30,7 +30,7 @@ final class AddsDefaults
         }
 
         if ($arguments[self::PRINTER] === \PHPUnit\Util\Log\TeamCity::class) {
-            $arguments[self::PRINTER] = new TeamCity($arguments['verbose'] ?? false, $arguments['colors'] ?? DefaultResultPrinter::COLOR_ALWAYS);
+            $arguments[self::PRINTER] = new TeamCity(null, $arguments['verbose'] ?? false, $arguments['colors'] ?? DefaultResultPrinter::COLOR_ALWAYS);
         }
 
         // Load our junit logger instead.

src/Concerns/Expectable.php

@@ -12,9 +12,13 @@ use Pest\Expectation;
 trait Expectable
 {
     /**
+     * @template TValue
+     *
      * Creates a new expectation.
      *
-     * @param mixed $value
+     * @param TValue $value
+     *
+     * @return Expectation<TValue>
      */
     public function expect($value): Expectation
     {

src/Concerns/Extendable.php

@@ -4,8 +4,8 @@ declare(strict_types=1);
 
 namespace Pest\Concerns;
 
+use BadMethodCallException;
 use Closure;
-use Pest\HigherOrderExpectation;
 
 /**
  * @internal
@@ -43,7 +43,7 @@ trait Extendable
     public function __call(string $method, array $parameters)
     {
         if (!static::hasExtend($method)) {
-            return new HigherOrderExpectation($this, $method, $parameters);
+            throw new BadMethodCallException("$method is not a callable method name.");
         }
 
         /** @var Closure $extend */

src/Concerns/Logging/WritesToConsole.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Concerns\Logging;
+
+/**
+ * @internal
+ */
+trait WritesToConsole
+{
+    private function writeSuccess(string $message): void
+    {
+        $this->writePestTestOutput($message, 'fg-green, bold', '✓');
+    }
+
+    private function writeError(string $message): void
+    {
+        $this->writePestTestOutput($message, 'fg-red, bold', '⨯');
+    }
+
+    private function writeWarning(string $message): void
+    {
+        $this->writePestTestOutput($message, 'fg-yellow, bold', '-');
+    }
+
+    private function writePestTestOutput(string $message, string $color, string $symbol): void
+    {
+        $this->writeWithColor($color, "$symbol ", false);
+        $this->write($message);
+        $this->writeNewLine();
+    }
+}

src/Concerns/RetrievesValues.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Concerns;
+
+/**
+ * @internal
+ */
+trait RetrievesValues
+{
+    /**
+     * @template TRetrievableValue
+     *
+     * Safely retrieve the value at the given key from an object or array.
+     *
+     * @param array<string, TRetrievableValue>|object $value
+     * @param TRetrievableValue|null                  $default
+     *
+     * @return TRetrievableValue|null
+     */
+    private function retrieve(string $key, $value, $default = null)
+    {
+        if (is_array($value)) {
+            return $value[$key] ?? $default;
+        }
+
+        // @phpstan-ignore-next-line
+        return $value->$key ?? $default;
+    }
+}

src/Concerns/Testable.php

@@ -73,6 +73,8 @@ trait Testable
     {
         $this->__test        = $test;
         $this->__description = $description;
+        self::$beforeAll     = null;
+        self::$afterAll      = null;
 
         parent::__construct('__test', $data);
     }
@@ -271,7 +273,19 @@ trait Testable
      */
     public function __test()
     {
-        return $this->__callClosure($this->__test, func_get_args());
+        return $this->__callClosure($this->__test, $this->resolveTestArguments(func_get_args()));
+    }
+
+    /**
+     * Resolve the passed arguments. Any Closures will be bound to the testcase and resolved.
+     *
+     * @throws Throwable
+     */
+    private function resolveTestArguments(array $arguments): array
+    {
+        return array_map(function ($data) {
+            return $data instanceof Closure ? $this->__callClosure($data, []) : $data;
+        }, $arguments);
     }
 
     /**

src/Exceptions/DatasetMissing.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Exceptions;
+
+use BadFunctionCallException;
+use NunoMaduro\Collision\Contracts\RenderlessEditor;
+use NunoMaduro\Collision\Contracts\RenderlessTrace;
+use Symfony\Component\Console\Exception\ExceptionInterface;
+
+/**
+ * Creates a new instance of dataset is not present for test that has arguments.
+ *
+ * @internal
+ */
+final class DatasetMissing extends BadFunctionCallException implements ExceptionInterface, RenderlessEditor, RenderlessTrace
+{
+    /**
+     * Create new exception instance.
+     *
+     * @param array<string, string> $args A map of argument names to their typee
+     */
+    public function __construct(string $file, string $name, array $args)
+    {
+        parent::__construct(sprintf(
+            "A test with the description '%s' has %d argument(s) ([%s]) and no dataset(s) provided in %s",
+            $name,
+            count($args),
+            implode(', ', array_map(static function (string $arg, string $type): string {
+                return sprintf('%s $%s', $type, $arg);
+            }, array_keys($args), $args)),
+            $file,
+        ));
+    }
+}

src/Expectation.php

@@ -6,6 +6,7 @@ namespace Pest;
 
 use BadMethodCallException;
 use Pest\Concerns\Extendable;
+use Pest\Concerns\RetrievesValues;
 use Pest\Support\Arr;
 use PHPUnit\Framework\Assert;
 use PHPUnit\Framework\Constraint\Constraint;
@@ -15,12 +16,17 @@ use SebastianBergmann\Exporter\Exporter;
 /**
  * @internal
  *
+ * @template TValue
+ *
  * @property Expectation $not  Creates the opposite expectation.
  * @property Each        $each Creates an expectation on each element on the traversable value.
  */
 final class Expectation
 {
-    use Extendable;
+    use Extendable {
+        __call as __extendsCall;
+    }
+    use RetrievesValues;
 
     /**
      * The expectation value.
@@ -43,7 +49,7 @@ final class Expectation
     /**
      * Creates a new expectation.
      *
-     * @param mixed $value
+     * @param TValue $value
      */
     public function __construct($value)
     {
@@ -53,7 +59,9 @@ final class Expectation
     /**
      * Creates a new expectation.
      *
-     * @param mixed $value
+     * @param TValue $value
+     *
+     * @return Expectation<TValue>
      */
     public function and($value): Expectation
     {
@@ -120,7 +128,7 @@ final class Expectation
 
         if (is_callable($callback)) {
             foreach ($this->value as $item) {
-                $callback(expect($item));
+                $callback(new self($item));
             }
         }
 
@@ -129,8 +137,12 @@ final class Expectation
 
     /**
      * Allows you to specify a sequential set of expectations for each item in a iterable "value".
+     *
+     * @template TSequenceValue
+     *
+     * @param callable(self, self): void|TSequenceValue ...$callbacks
      */
-    public function sequence(callable ...$callbacks): Expectation
+    public function sequence(...$callbacks): Expectation
     {
         if (!is_iterable($this->value)) {
             throw new BadMethodCallException('Expectation value is not iterable.');
@@ -148,7 +160,12 @@ final class Expectation
         }
 
         foreach ($values as $key => $item) {
-            call_user_func($callbacks[$key], expect($item), expect($keys[$key]));
+            if (is_callable($callbacks[$key])) {
+                call_user_func($callbacks[$key], new self($item), new self($keys[$key]));
+                continue;
+            }
+
+            (new self($item))->toEqual($callbacks[$key]);
         }
 
         return $this;
@@ -249,14 +266,16 @@ final class Expectation
     /**
      * Asserts that $needle is an element of the value.
      *
-     * @param mixed $needle
+     * @param mixed $needles
      */
-    public function toContain($needle): Expectation
+    public function toContain(...$needles): Expectation
     {
-        if (is_string($this->value)) {
-            Assert::assertStringContainsString($needle, $this->value);
-        } else {
-            Assert::assertContains($needle, $this->value);
+        foreach ($needles as $needle) {
+            if (is_string($this->value)) {
+                Assert::assertStringContainsString($needle, $this->value);
+            } else {
+                Assert::assertContains($needle, $this->value);
+            }
         }
 
         return $this;
@@ -354,6 +373,18 @@ final class Expectation
         return $this;
     }
 
+    /**
+     * Asserts that the value is one of the given values.
+     *
+     * @param iterable<int|string, mixed> $values
+     */
+    public function toBeIn(iterable $values): Expectation
+    {
+        Assert::assertContains($this->value, $values);
+
+        return $this;
+    }
+
     /**
      * Asserts that the value is infinite.
      */
@@ -712,6 +743,24 @@ final class Expectation
         return $this->exporter->export($value);
     }
 
+    /**
+     * Dynamically handle calls to the class or
+     * creates a new higher order expectation.
+     *
+     * @param array<int, mixed> $parameters
+     *
+     * @return HigherOrderExpectation|mixed
+     */
+    public function __call(string $method, array $parameters)
+    {
+        if (!static::hasExtend($method)) {
+            /* @phpstan-ignore-next-line */
+            return new HigherOrderExpectation($this, $this->value->$method(...$parameters));
+        }
+
+        return $this->__extendsCall($method, $parameters);
+    }
+
     /**
      * Dynamically calls methods on the class without any arguments
      * or creates a new higher order expectation.
@@ -721,7 +770,7 @@ final class Expectation
     public function __get(string $name)
     {
         if (!method_exists($this, $name) && !static::hasExtend($name)) {
-            return new HigherOrderExpectation($this, $name);
+            return new HigherOrderExpectation($this, $this->retrieve($name, $this->value));
         }
 
         /* @phpstan-ignore-next-line */

src/Factories/TestCaseFactory.php

@@ -228,4 +228,13 @@ final class TestCaseFactory
 
         return $classFQN;
     }
+
+    /**
+     * Determine if the test case will receive argument input from Pest, or not.
+     */
+    public function receivesArguments(): bool
+    {
+        return count($this->datasets) > 0
+            || $this->factoryProxies->count('addDependencies') > 0;
+    }
 }

src/HigherOrderExpectation.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace Pest;
 
 use Pest\Concerns\Expectable;
+use Pest\Concerns\RetrievesValues;
 
 /**
  * @internal
@@ -14,6 +15,7 @@ use Pest\Concerns\Expectable;
 final class HigherOrderExpectation
 {
     use Expectable;
+    use RetrievesValues;
 
     /**
      * @var Expectation
@@ -30,6 +32,11 @@ final class HigherOrderExpectation
      */
     private $opposite = false;
 
+    /**
+     * @var bool
+     */
+    private $shouldReset = false;
+
     /**
      * @var string
      */
@@ -38,45 +45,12 @@ final class HigherOrderExpectation
     /**
      * Creates a new higher order expectation.
      *
-     * @param array<int|string, mixed>|null $parameters
-     * @phpstan-ignore-next-line
+     * @param mixed $value
      */
-    public function __construct(Expectation $original, string $name, ?array $parameters = null)
+    public function __construct(Expectation $original, $value)
     {
-        $this->original = $original;
-        $this->name     = $name;
-
-        $this->expectation = $this->expect(
-            is_null($parameters) ? $this->getPropertyValue() : $this->getMethodValue($parameters)
-        );
-    }
-
-    /**
-     * Retrieves the property value from the original expectation.
-     *
-     * @return mixed
-     */
-    private function getPropertyValue()
-    {
-        if (is_array($this->original->value)) {
-            return $this->original->value[$this->name];
-        }
-
-        // @phpstan-ignore-next-line
-        return $this->original->value->{$this->name};
-    }
-
-    /**
-     * Retrieves the value of the method from the original expectation.
-     *
-     * @param array<int|string, mixed> $arguments
-     *
-     * @return mixed
-     */
-    private function getMethodValue(array $arguments)
-    {
-        // @phpstan-ignore-next-line
-        return $this->original->value->{$this->name}(...$arguments);
+        $this->original     = $original;
+        $this->expectation  = $this->expect($value);
     }
 
     /**
@@ -89,15 +63,30 @@ final class HigherOrderExpectation
         return $this;
     }
 
+    /**
+     * Creates a new expectation.
+     *
+     * @template TValue
+     *
+     * @param TValue $value
+     *
+     * @return Expectation<TValue>
+     */
+    public function and($value): Expectation
+    {
+        return $this->expect($value);
+    }
+
     /**
      * Dynamically calls methods on the class with the given arguments.
      *
-     * @param array<int|string, mixed> $arguments
+     * @param array<int, mixed> $arguments
      */
     public function __call(string $name, array $arguments): self
     {
-        if (!$this->originalHasMethod($name)) {
-            return new self($this->original, $name, $arguments);
+        if (!$this->expectationHasMethod($name)) {
+            /* @phpstan-ignore-next-line */
+            return new self($this->original, $this->getValue()->$name(...$arguments));
         }
 
         return $this->performAssertion($name, $arguments);
@@ -112,8 +101,8 @@ final class HigherOrderExpectation
             return $this->not();
         }
 
-        if (!$this->originalHasMethod($name)) {
-            return new self($this->original, $name);
+        if (!$this->expectationHasMethod($name)) {
+            return new self($this->original, $this->retrieve($name, $this->getValue()));
         }
 
         return $this->performAssertion($name, []);
@@ -122,25 +111,33 @@ final class HigherOrderExpectation
     /**
      * Determines if the original expectation has the given method name.
      */
-    private function originalHasMethod(string $name): bool
+    private function expectationHasMethod(string $name): bool
     {
         return method_exists($this->original, $name) || $this->original::hasExtend($name);
     }
 
+    /**
+     * Retrieve the applicable value based on the current reset condition.
+     *
+     * @return mixed
+     */
+    private function getValue()
+    {
+        return $this->shouldReset ? $this->original->value : $this->expectation->value;
+    }
+
     /**
      * Performs the given assertion with the current expectation.
      *
-     * @param array<int|string, mixed> $arguments
+     * @param array<int, mixed> $arguments
      */
     private function performAssertion(string $name, array $arguments): self
     {
-        $expectation = $this->opposite
-            ? $this->expectation->not()
-            : $this->expectation;
+        /* @phpstan-ignore-next-line */
+        $this->expectation = ($this->opposite ? $this->expectation->not() : $this->expectation)->{$name}(...$arguments);
 
-        $this->expectation = $expectation->{$name}(...$arguments); // @phpstan-ignore-line
-
-        $this->opposite = false;
+        $this->opposite    = false;
+        $this->shouldReset = true;
 
         return $this;
     }

src/Laravel/Commands/PestTestCommand.php

@@ -21,7 +21,7 @@ final class PestTestCommand extends Command
      *
      * @var string
      */
-    protected $signature = 'pest:test {name : The name of the file} {--unit : Create a unit test} {--dusk : Create a Dusk test} {--test-directory=tests : The name of the tests directory}';
+    protected $signature = 'pest:test {name : The name of the file} {--unit : Create a unit test} {--dusk : Create a Dusk test} {--test-directory=tests : The name of the tests directory} {--force : Overwrite the existing test file with the same name}';
 
     /**
      * The console command description.
@@ -56,7 +56,7 @@ final class PestTestCommand extends Command
             File::makeDirectory(dirname($target), 0777, true, true);
         }
 
-        if (File::exists($target)) {
+        if (File::exists($target) && !(bool) $this->option('force')) {
             throw new InvalidConsoleArgument(sprintf('%s already exist', $target));
         }
 

src/Logging/TeamCity.php

@@ -5,25 +5,34 @@ declare(strict_types=1);
 namespace Pest\Logging;
 
 use function getmypid;
+use Pest\Concerns\Logging\WritesToConsole;
 use Pest\Concerns\Testable;
+use Pest\Support\ExceptionTrace;
+use function Pest\version;
 use PHPUnit\Framework\AssertionFailedError;
 use PHPUnit\Framework\Test;
+use PHPUnit\Framework\TestCase;
 use PHPUnit\Framework\TestResult;
 use PHPUnit\Framework\TestSuite;
 use PHPUnit\Framework\Warning;
 use PHPUnit\TextUI\DefaultResultPrinter;
 use function round;
 use function str_replace;
+use function strlen;
 use Throwable;
 
 final class TeamCity extends DefaultResultPrinter
 {
+    use WritesToConsole;
     private const PROTOCOL            = 'pest_qn://';
     private const NAME                = 'name';
     private const LOCATION_HINT       = 'locationHint';
     private const DURATION            = 'duration';
     private const TEST_SUITE_STARTED  = 'testSuiteStarted';
     private const TEST_SUITE_FINISHED = 'testSuiteFinished';
+    private const TEST_COUNT          = 'testCount';
+    private const TEST_STARTED        = 'testStarted';
+    private const TEST_FINISHED       = 'testFinished';
 
     /** @var int */
     private $flowId;
@@ -34,148 +43,105 @@ final class TeamCity extends DefaultResultPrinter
     /** @var \PHPUnit\Util\Log\TeamCity */
     private $phpunitTeamCity;
 
-    public function __construct(bool $verbose, string $colors)
+    /**
+     * @param resource|string|null $out
+     */
+    public function __construct($out, bool $verbose, string $colors)
     {
-        parent::__construct(null, $verbose, $colors, false, 80, false);
-        $this->phpunitTeamCity = new \PHPUnit\Util\Log\TeamCity(
-            null,
-            $verbose,
-            $colors,
-            false,
-            80,
-            false
-        );
+        parent::__construct($out, $verbose, $colors);
+        $this->phpunitTeamCity = new \PHPUnit\Util\Log\TeamCity($out, $verbose, $colors);
+
+        $this->logo();
+    }
+
+    private function logo(): void
+    {
+        $this->writeNewLine();
+        $this->write('Pest ' . version());
+        $this->writeNewLine();
     }
 
     public function printResult(TestResult $result): void
     {
-        $this->printHeader($result);
-        $this->printFooter($result);
+        $this->write('Tests:  ');
+
+        $results = [
+            'failed'     => ['count' => $result->errorCount() + $result->failureCount(), 'color' => 'fg-red'],
+            'skipped'    => ['count' => $result->skippedCount(), 'color' => 'fg-yellow'],
+            'warned'     => ['count' => $result->warningCount(), 'color' => 'fg-yellow'],
+            'risked'     => ['count' => $result->riskyCount(), 'color' => 'fg-yellow'],
+            'incomplete' => ['count' => $result->notImplementedCount(), 'color' => 'fg-yellow'],
+            'passed'     => ['count' => $this->successfulTestCount($result), 'color' => 'fg-green'],
+        ];
+
+        $filteredResults = array_filter($results, function ($item): bool {
+            return $item['count'] > 0;
+        });
+
+        foreach ($filteredResults as $key => $info) {
+            $this->writeWithColor($info['color'], $info['count'] . " $key", false);
+
+            if ($key !== array_reverse(array_keys($filteredResults))[0]) {
+                $this->write(', ');
+            }
+        }
+
+        $this->writeNewLine();
+        $this->write("Assertions:  $this->numAssertions");
+
+        $this->writeNewLine();
+        $this->write("Time:  {$result->time()}s");
+
+        $this->writeNewLine();
+    }
+
+    private function successfulTestCount(TestResult $result): int
+    {
+        return $result->count()
+            - $result->failureCount()
+            - $result->errorCount()
+            - $result->skippedCount()
+            - $result->warningCount()
+            - $result->notImplementedCount()
+            - $result->riskyCount();
     }
 
     /** @phpstan-ignore-next-line */
     public function startTestSuite(TestSuite $suite): void
     {
+        $suiteName = $suite->getName();
+
+        if (static::isCompoundTestSuite($suite)) {
+            $this->writeWithColor('bold', '  ' . $suiteName);
+        } elseif (static::isPestTestSuite($suite)) {
+            $this->writeWithColor('fg-white, bold', '  ' . substr_replace($suiteName, '', 0, 2) . ' ');
+        } else {
+            $this->writeWithColor('fg-white, bold', '  ' . $suiteName);
+        }
+
+        $this->writeNewLine();
+
         $this->flowId = (int) getmypid();
 
         if (!$this->isSummaryTestCountPrinted) {
-            $this->printEvent(
-                'testCount',
-                ['count' => $suite->count()]
-            );
+            $this->printEvent(self::TEST_COUNT, [
+                'count' => $suite->count(),
+            ]);
             $this->isSummaryTestCountPrinted = true;
         }
 
-        $suiteName = $suite->getName();
-
-        if (file_exists($suiteName) || !method_exists($suiteName, '__getFileName')) {
-            $this->printEvent(
-                self::TEST_SUITE_STARTED, [
-                self::NAME          => $suiteName,
-                self::LOCATION_HINT => self::PROTOCOL . $suiteName,
-            ]);
-
-            return;
-        }
-
-        $fileName = $suiteName::__getFileName();
-
-        $this->printEvent(
-            self::TEST_SUITE_STARTED, [
-            self::NAME          => substr($suiteName, 2),
-            self::LOCATION_HINT => self::PROTOCOL . $fileName,
+        $this->printEvent(self::TEST_SUITE_STARTED, [
+            self::NAME          => static::isCompoundTestSuite($suite) ? $suiteName : substr($suiteName, 2),
+            self::LOCATION_HINT => self::PROTOCOL . (static::isCompoundTestSuite($suite) ? $suiteName : $suiteName::__getFileName()),
         ]);
     }
 
-    /** @phpstan-ignore-next-line */
-    public function endTestSuite(TestSuite $suite): void
-    {
-        $suiteName = $suite->getName();
-
-        if (file_exists($suiteName) || !method_exists($suiteName, '__getFileName')) {
-            $this->printEvent(
-                self::TEST_SUITE_FINISHED, [
-                self::NAME          => $suiteName,
-                self::LOCATION_HINT => self::PROTOCOL . $suiteName,
-            ]);
-
-            return;
-        }
-
-        $this->printEvent(
-            self::TEST_SUITE_FINISHED, [
-            self::NAME         => substr($suiteName, 2),
-        ]);
-    }
-
-    /**
-     * @param Test|Testable $test
-     */
-    public function startTest(Test $test): void
-    {
-        if (!TeamCity::isPestTest($test)) {
-            $this->phpunitTeamCity->startTest($test);
-
-            return;
-        }
-
-        $this->printEvent('testStarted', [
-            self::NAME          => $test->getName(),
-            // @phpstan-ignore-next-line
-            self::LOCATION_HINT => self::PROTOCOL . $test->toString(),
-        ]);
-    }
-
-    /**
-     * @param Test|Testable $test
-     */
-    public function endTest(Test $test, float $time): void
-    {
-        if (!TeamCity::isPestTest($test)) {
-            $this->phpunitTeamCity->endTest($test, $time);
-
-            return;
-        }
-
-        $this->printEvent('testFinished', [
-            self::NAME     => $test->getName(),
-            self::DURATION => self::toMilliseconds($time),
-        ]);
-    }
-
-    /**
-     * @param Test|Testable $test
-     */
-    public function addError(Test $test, Throwable $t, float $time): void
-    {
-        $this->phpunitTeamCity->addError($test, $t, $time);
-    }
-
-    /**
-     * @phpstan-ignore-next-line
-     *
-     * @param Test|Testable $test
-     */
-    public function addWarning(Test $test, Warning $e, float $time): void
-    {
-        $this->phpunitTeamCity->addWarning($test, $e, $time);
-    }
-
-    public function addFailure(Test $test, AssertionFailedError $e, float $time): void
-    {
-        $this->phpunitTeamCity->addFailure($test, $e, $time);
-    }
-
-    protected function writeProgress(string $progress): void
-    {
-    }
-
     /**
      * @param array<string, string|int> $params
      */
     private function printEvent(string $eventName, array $params = []): void
     {
-        $this->write("\n##teamcity[{$eventName}");
+        $this->write("##teamcity[{$eventName}");
 
         if ($this->flowId !== 0) {
             $params['flowId'] = $this->flowId;
@@ -198,9 +164,56 @@ final class TeamCity extends DefaultResultPrinter
         );
     }
 
-    private static function toMilliseconds(float $time): int
+    /** @phpstan-ignore-next-line */
+    public function endTestSuite(TestSuite $suite): void
     {
-        return (int) round($time * 1000);
+        $suiteName = $suite->getName();
+
+        $this->writeNewLine();
+        $this->writeNewLine();
+
+        $this->printEvent(self::TEST_SUITE_FINISHED, [
+            self::NAME          => static::isCompoundTestSuite($suite) ? $suiteName : substr($suiteName, 2),
+            self::LOCATION_HINT => self::PROTOCOL . (static::isCompoundTestSuite($suite) ? $suiteName : $suiteName::__getFileName()),
+        ]);
+    }
+
+    /**
+     * @param Test|Testable $test
+     */
+    public function startTest(Test $test): void
+    {
+        if (!TeamCity::isPestTest($test)) {
+            $this->phpunitTeamCity->startTest($test);
+
+            return;
+        }
+
+        $this->printEvent(self::TEST_STARTED, [
+            self::NAME => $test->getName(),
+            // @phpstan-ignore-next-line
+            self::LOCATION_HINT => self::PROTOCOL . $test->toString(),
+        ]);
+    }
+
+    /**
+     * Verify that the given test suite is a valid Pest suite.
+     *
+     * @param TestSuite<Test> $suite
+     */
+    private static function isPestTestSuite(TestSuite $suite): bool
+    {
+        return strncmp($suite->getName(), 'P\\', strlen('P\\')) === 0;
+    }
+
+    /**
+     * Determine if the test suite is made up of multiple smaller test suites.
+     *
+     * @param TestSuite<Test> $suite
+     */
+    private static function isCompoundTestSuite(TestSuite $suite): bool
+    {
+        return file_exists($suite->getName()) || !method_exists($suite->getName(), '__getFileName');
     }
 
     public static function isPestTest(Test $test): bool
@@ -210,4 +223,75 @@ final class TeamCity extends DefaultResultPrinter
 
         return in_array(Testable::class, $uses, true);
     }
+
+    /**
+     * @param Test|Testable $test
+     */
+    public function endTest(Test $test, float $time): void
+    {
+        $this->printEvent(self::TEST_FINISHED, [
+            self::NAME     => $test->getName(),
+            self::DURATION => self::toMilliseconds($time),
+        ]);
+
+        if (!$this->lastTestFailed) {
+            $this->writeSuccess($test->getName());
+        }
+
+        $this->numAssertions += $test instanceof TestCase ? $test->getNumAssertions() : 1;
+        $this->lastTestFailed = false;
+    }
+
+    private static function toMilliseconds(float $time): int
+    {
+        return (int) round($time * 1000);
+    }
+
+    public function addError(Test $test, Throwable $t, float $time): void
+    {
+        $this->markAsFailure($t);
+        $this->writeError($test->getName());
+        $this->phpunitTeamCity->addError($test, $t, $time);
+    }
+
+    public function addFailure(Test $test, AssertionFailedError $e, float $time): void
+    {
+        $this->markAsFailure($e);
+        $this->writeError($test->getName());
+        $this->phpunitTeamCity->addFailure($test, $e, $time);
+    }
+
+    public function addWarning(Test $test, Warning $e, float $time): void
+    {
+        $this->markAsFailure($e);
+        $this->writeWarning($test->getName());
+        $this->phpunitTeamCity->addWarning($test, $e, $time);
+    }
+
+    public function addIncompleteTest(Test $test, Throwable $t, float $time): void
+    {
+        $this->markAsFailure($t);
+        $this->writeWarning($test->getName());
+        $this->phpunitTeamCity->addIncompleteTest($test, $t, $time);
+    }
+
+    public function addRiskyTest(Test $test, Throwable $t, float $time): void
+    {
+        $this->markAsFailure($t);
+        $this->writeWarning($test->getName());
+        $this->phpunitTeamCity->addRiskyTest($test, $t, $time);
+    }
+
+    public function addSkippedTest(Test $test, Throwable $t, float $time): void
+    {
+        $this->markAsFailure($t);
+        $this->writeWarning($test->getName());
+        $this->phpunitTeamCity->addSkippedTest($test, $t, $time);
+    }
+
+    private function markAsFailure(Throwable $t): void
+    {
+        $this->lastTestFailed = true;
+        ExceptionTrace::removePestReferences($t);
+    }
 }

src/PendingObjects/TestCall.php

@@ -7,14 +7,15 @@ namespace Pest\PendingObjects;
 use Closure;
 use Pest\Factories\TestCaseFactory;
 use Pest\Support\Backtrace;
+use Pest\Support\HigherOrderCallables;
 use Pest\Support\NullClosure;
 use Pest\TestSuite;
 use SebastianBergmann\Exporter\Exporter;
 
 /**
- * @method \Pest\Expectations\Expectation expect(mixed $value)
- *
  * @internal
+ *
+ * @mixin HigherOrderCallables
  */
 final class TestCall
 {
@@ -58,11 +59,15 @@ final class TestCall
     /**
      * Asserts that the test throws the given `$exceptionClass` when called.
      */
-    public function throws(string $exceptionClass, string $exceptionMessage = null): TestCall
+    public function throws(string $exception, string $exceptionMessage = null): TestCall
     {
-        $this->testCaseFactory
-            ->proxies
-            ->add(Backtrace::file(), Backtrace::line(), 'expectException', [$exceptionClass]);
+        if (class_exists($exception)) {
+            $this->testCaseFactory
+                ->proxies
+                ->add(Backtrace::file(), Backtrace::line(), 'expectException', [$exception]);
+        } else {
+            $exceptionMessage = $exception;
+        }
 
         if (is_string($exceptionMessage)) {
             $this->testCaseFactory
@@ -143,21 +148,40 @@ final class TestCall
             ? $conditionOrMessage
             : $message;
 
-        if ($condition() !== false) {
-            $this->testCaseFactory
-                ->chains
-                ->add(Backtrace::file(), Backtrace::line(), 'markTestSkipped', [$message]);
-        }
+        /** @var callable(): bool $condition */
+        $condition = $condition->bindTo(null);
+
+        $this->testCaseFactory
+            ->chains
+            ->addWhen($condition, Backtrace::file(), Backtrace::line(), 'markTestSkipped', [$message]);
 
         return $this;
     }
 
+    /**
+     * Saves the property accessors to be used on the target.
+     */
+    public function __get(string $name): self
+    {
+        return $this->addChain($name);
+    }
+
     /**
      * Saves the calls to be used on the target.
      *
      * @param array<int, mixed> $arguments
      */
     public function __call(string $name, array $arguments): self
+    {
+        return $this->addChain($name, $arguments);
+    }
+
+    /**
+     * Add a chain to the test case factory. Omitting the arguments will treat it as a property accessor.
+     *
+     * @param array<int, mixed>|null $arguments
+     */
+    private function addChain(string $name, array $arguments = null): self
     {
         $this->testCaseFactory
             ->chains
@@ -168,7 +192,9 @@ final class TestCall
             if ($this->testCaseFactory->description !== null) {
                 $this->testCaseFactory->description .= ' → ';
             }
-            $this->testCaseFactory->description .= sprintf('%s %s', $name, $exporter->shortenedRecursiveExport($arguments));
+            $this->testCaseFactory->description .= $arguments === null
+                ? $name
+                : sprintf('%s %s', $name, $exporter->shortenedRecursiveExport($arguments));
         }
 
         return $this;

src/Pest.php

@@ -6,7 +6,7 @@ namespace Pest;
 
 function version(): string
 {
-    return '1.6.0';
+    return '1.14.0';
 }
 
 function testDirectory(string $file = ''): string

src/Plugins/Coverage.php

@@ -81,7 +81,6 @@ final class Coverage implements AddsOutput, HandlesArguments
         }
 
         if ($input->getOption(self::MIN_OPTION) !== null) {
-            /* @phpstan-ignore-next-line */
             $this->coverageMin = (float) $input->getOption(self::MIN_OPTION);
         }
 

src/Repositories/TestRepository.php

@@ -5,11 +5,13 @@ declare(strict_types=1);
 namespace Pest\Repositories;
 
 use Closure;
+use Pest\Exceptions\DatasetMissing;
 use Pest\Exceptions\ShouldNotHappen;
 use Pest\Exceptions\TestAlreadyExist;
 use Pest\Exceptions\TestCaseAlreadyInUse;
 use Pest\Exceptions\TestCaseClassOrTraitNotFound;
 use Pest\Factories\TestCaseFactory;
+use Pest\Support\Reflection;
 use Pest\Support\Str;
 use Pest\TestSuite;
 use PHPUnit\Framework\TestCase;
@@ -140,6 +142,14 @@ final class TestRepository
             throw new TestAlreadyExist($test->filename, $test->description);
         }
 
+        if (!$test->receivesArguments()) {
+            $arguments = Reflection::getFunctionArguments($test->test);
+
+            if (count($arguments) > 0) {
+                throw new DatasetMissing($test->filename, $test->description, $arguments);
+            }
+        }
+
         $this->state[sprintf('%s%s%s', $test->filename, self::SEPARATOR, $test->description)] = $test;
     }
 }

src/Support/ExceptionTrace.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace Pest\Support;
 
 use Closure;
+use ReflectionProperty;
 use Throwable;
 
 /**
@@ -36,4 +37,30 @@ final class ExceptionTrace
             throw $throwable;
         }
     }
+
+    /**
+     * Removes any item from the stack trace referencing Pest so as not to
+     * crowd the error log for the end user.
+     */
+    public static function removePestReferences(Throwable $t): void
+    {
+        if (!property_exists($t, 'serializableTrace')) {
+            return;
+        }
+
+        $property = new ReflectionProperty($t, 'serializableTrace');
+        $property->setAccessible(true);
+        $trace = $property->getValue($t);
+
+        $cleanedTrace = [];
+        foreach ($trace as $item) {
+            if (key_exists('file', $item) && mb_strpos($item['file'], 'vendor/pestphp/pest/') > 0) {
+                continue;
+            }
+
+            $cleanedTrace[] = $item;
+        }
+
+        $property->setValue($t, $cleanedTrace);
+    }
 }

src/Support/HigherOrderCallables.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Support;
+
+use Closure;
+use Pest\Expectation;
+use Pest\PendingObjects\TestCall;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @internal
+ */
+final class HigherOrderCallables
+{
+    /**
+     * @var object
+     */
+    private $target;
+
+    public function __construct(object $target)
+    {
+        $this->target = $target;
+    }
+
+    /**
+     * @template TValue
+     *
+     * Create a new expectation. Callable values will be executed prior to returning the new expectation.
+     *
+     * @param callable|TValue $value
+     *
+     * @return Expectation<TValue>
+     */
+    public function expect($value)
+    {
+        return new Expectation($value instanceof Closure ? Reflection::bindCallableWithData($value) : $value);
+    }
+
+    /**
+     * @template TValue
+     *
+     * Create a new expectation. Callable values will be executed prior to returning the new expectation.
+     *
+     * @param callable|TValue $value
+     *
+     * @return Expectation<TValue>
+     */
+    public function and($value)
+    {
+        return $this->expect($value);
+    }
+
+    /**
+     * Tap into the test case to perform an action and return the test case.
+     *
+     * @return TestCall|TestCase|object
+     */
+    public function tap(callable $callable)
+    {
+        Reflection::bindCallableWithData($callable);
+
+        return $this->target;
+    }
+}

src/Support/HigherOrderMessage.php

@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace Pest\Support;
 
+use Closure;
 use ReflectionClass;
 use Throwable;
 
@@ -33,33 +34,40 @@ final class HigherOrderMessage
     public $line;
 
     /**
-     * The method name.
+     * The method or property name to access.
      *
      * @readonly
      *
      * @var string
      */
-    public $methodName;
+    public $name;
 
     /**
      * The arguments.
      *
-     * @var array<int, mixed>
+     * @var array<int, mixed>|null
      *
      * @readonly
      */
     public $arguments;
 
+    /**
+     * An optional condition that will determine if the message will be executed.
+     *
+     * @var callable(): bool|null
+     */
+    public $condition = null;
+
     /**
      * Creates a new higher order message.
      *
-     * @param array<int, mixed> $arguments
+     * @param array<int, mixed>|null $arguments
      */
-    public function __construct(string $filename, int $line, string $methodName, array $arguments)
+    public function __construct(string $filename, int $line, string $methodName, $arguments)
     {
         $this->filename   = $filename;
         $this->line       = $line;
-        $this->methodName = $methodName;
+        $this->name       = $methodName;
         $this->arguments  = $arguments;
     }
 
@@ -70,24 +78,58 @@ final class HigherOrderMessage
      */
     public function call(object $target)
     {
+        /* @phpstan-ignore-next-line */
+        if (is_callable($this->condition) && call_user_func(Closure::bind($this->condition, $target)) === false) {
+            return $target;
+        }
+
+        if ($this->hasHigherOrderCallable()) {
+            /* @phpstan-ignore-next-line */
+            return (new HigherOrderCallables($target))->{$this->name}(...$this->arguments);
+        }
+
         try {
-            return Reflection::call($target, $this->methodName, $this->arguments);
+            return is_array($this->arguments)
+                ? Reflection::call($target, $this->name, $this->arguments)
+                : $target->{$this->name}; /* @phpstan-ignore-line */
         } catch (Throwable $throwable) {
             Reflection::setPropertyValue($throwable, 'file', $this->filename);
             Reflection::setPropertyValue($throwable, 'line', $this->line);
 
-            if ($throwable->getMessage() === self::getUndefinedMethodMessage($target, $this->methodName)) {
+            if ($throwable->getMessage() === self::getUndefinedMethodMessage($target, $this->name)) {
                 /** @var ReflectionClass $reflection */
                 $reflection = new ReflectionClass($target);
                 /* @phpstan-ignore-next-line */
                 $reflection = $reflection->getParentClass() ?: $reflection;
-                Reflection::setPropertyValue($throwable, 'message', sprintf('Call to undefined method %s::%s()', $reflection->getName(), $this->methodName));
+                Reflection::setPropertyValue($throwable, 'message', sprintf('Call to undefined method %s::%s()', $reflection->getName(), $this->name));
             }
 
             throw $throwable;
         }
     }
 
+    /**
+     * Indicates that this message should only be called when the given condition is true.
+     *
+     * @param callable(): bool $condition
+     */
+    public function when(callable $condition): self
+    {
+        $this->condition = $condition;
+
+        return $this;
+    }
+
+    /**
+     * Determines whether or not there exists a higher order callable with the message name.
+     *
+     * @return bool
+     */
+    private function hasHigherOrderCallable()
+    {
+        return in_array($this->name, get_class_methods(HigherOrderCallables::class), true);
+    }
+
     private static function getUndefinedMethodMessage(object $target, string $methodName): string
     {
         if (\PHP_MAJOR_VERSION >= 8) {

src/Support/HigherOrderMessageCollection.php

@@ -17,11 +17,21 @@ final class HigherOrderMessageCollection
     /**
      * Adds a new higher order message to the collection.
      *
-     * @param array<int, mixed> $arguments
+     * @param array<int, mixed>|null $arguments
      */
-    public function add(string $filename, int $line, string $methodName, array $arguments): void
+    public function add(string $filename, int $line, string $name, array $arguments = null): void
     {
-        $this->messages[] = new HigherOrderMessage($filename, $line, $methodName, $arguments);
+        $this->messages[] = new HigherOrderMessage($filename, $line, $name, $arguments);
+    }
+
+    /**
+     * Adds a new higher order message to the collection if the callable condition is does not return false.
+     *
+     * @param array<int, mixed>|null $arguments
+     */
+    public function addWhen(callable $condition, string $filename, int $line, string $name, array $arguments = null): void
+    {
+        $this->messages[] = (new HigherOrderMessage($filename, $line, $name, $arguments))->when($condition);
     }
 
     /**
@@ -43,4 +53,20 @@ final class HigherOrderMessageCollection
             $message->call($target);
         }
     }
+
+    /**
+     * Count the number of messages with the given name.
+     *
+     * @param string $name A higher order message name (usually a method name)
+     */
+    public function count(string $name): int
+    {
+        return array_reduce(
+            $this->messages,
+            static function (int $total, HigherOrderMessage $message) use ($name): int {
+                return $total + (int) ($name === $message->name);
+            },
+            0,
+        );
+    }
 }

src/Support/HigherOrderTapProxy.php

@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace Pest\Support;
 
+use PHPUnit\Framework\TestCase;
 use ReflectionClass;
 use Throwable;
 
@@ -17,16 +18,14 @@ final class HigherOrderTapProxy
     /**
      * The target being tapped.
      *
-     * @var mixed
+     * @var TestCase
      */
     public $target;
 
     /**
      * Create a new tap proxy instance.
-     *
-     * @param mixed $target
      */
-    public function __construct($target)
+    public function __construct(TestCase $target)
     {
         $this->target = $target;
     }

src/Support/Reflection.php

@@ -12,6 +12,7 @@ use ReflectionException;
 use ReflectionFunction;
 use ReflectionNamedType;
 use ReflectionParameter;
+use ReflectionUnionType;
 
 /**
  * @internal
@@ -41,15 +42,40 @@ final class Reflection
             }
 
             if (is_callable($method)) {
-                return Closure::fromCallable($method)->bindTo(
-                    TestSuite::getInstance()->test
-                )(...$args);
+                return static::bindCallable($method, $args);
             }
 
             throw $exception;
         }
     }
 
+    /**
+     * Bind a callable to the TestCase and return the result.
+     *
+     * @param array<int, mixed> $args
+     *
+     * @return mixed
+     */
+    public static function bindCallable(callable $callable, array $args = [])
+    {
+        return Closure::fromCallable($callable)->bindTo(TestSuite::getInstance()->test)(...$args);
+    }
+
+    /**
+     * Bind a callable to the TestCase and return the result,
+     * passing in the current dataset values as arguments.
+     *
+     * @return mixed
+     */
+    public static function bindCallableWithData(callable $callable)
+    {
+        $test = TestSuite::getInstance()->test;
+
+        return $test === null
+            ? static::bindCallable($callable)
+            : Closure::fromCallable($callable)->bindTo($test)(...$test->getProvidedData());
+    }
+
     /**
      * Infers the file name from the given closure.
      */
@@ -84,10 +110,6 @@ final class Reflection
             }
         }
 
-        if ($reflectionProperty === null) {
-            throw ShouldNotHappen::fromMessage('Reflection property not found.');
-        }
-
         $reflectionProperty->setAccessible(true);
 
         return $reflectionProperty->getValue($object);
@@ -118,10 +140,6 @@ final class Reflection
             }
         }
 
-        if ($reflectionProperty === null) {
-            throw ShouldNotHappen::fromMessage('Reflection property not found.');
-        }
-
         $reflectionProperty->setAccessible(true);
         $reflectionProperty->setValue($object, $value);
     }
@@ -153,4 +171,37 @@ final class Reflection
 
         return $name;
     }
+
+    /**
+     * Receive a map of function argument names to their types.
+     *
+     * @return array<string, string>
+     */
+    public static function getFunctionArguments(Closure $function): array
+    {
+        $parameters = (new ReflectionFunction($function))->getParameters();
+        $arguments  = [];
+
+        foreach ($parameters as $parameter) {
+            /** @var ReflectionNamedType|ReflectionUnionType|null $types */
+            $types = ($parameter->hasType()) ? $parameter->getType() : null;
+
+            if (is_null($types)) {
+                $arguments[$parameter->getName()] = 'mixed';
+
+                continue;
+            }
+
+            $arguments[$parameter->getName()] = implode('|', array_map(
+                static function (ReflectionNamedType $type): string {
+                    return $type->getName();
+                },
+                ($types instanceof ReflectionNamedType)
+                    ? [$types] // NOTE: normalize as list of to handle unions
+                    : $types->getTypes(),
+            ));
+        }
+
+        return $arguments;
+    }
 }

stubs/Unit.php

@@ -1,5 +1,5 @@
 <?php
 
 test('{name}', function () {
-    assertTrue(true);
+    expect(true)->toBeTrue();
 });

tests/.snapshots/success.txt

@@ -96,11 +96,17 @@
   ✓ more than two datasets with (2) / (4) / (5)
   ✓ more than two datasets with (2) / (4) / (6)
   ✓ more than two datasets did the job right
+  ✓ it can resolve a dataset after the test case is available with (Closure Object (...))
+  ✓ it can resolve a dataset after the test case is available with shared yield sets with (Closure Object (...)) #1
+  ✓ it can resolve a dataset after the test case is available with shared yield sets with (Closure Object (...)) #2
+  ✓ it can resolve a dataset after the test case is available with shared array sets with (Closure Object (...)) #1
+  ✓ it can resolve a dataset after the test case is available with shared array sets with (Closure Object (...)) #2
 
    PASS  Tests\Features\Exceptions
   ✓ it gives access the the underlying expectException
   ✓ it catch exceptions
   ✓ it catch exceptions and messages
+  ✓ it can just define the message
 
    PASS  Tests\Features\Expect\HigherOrder\methods
   ✓ it can access methods
@@ -111,9 +117,15 @@
   ✓ it works inside of each
   ✓ it works with sequence
   ✓ it can compose complex expectations
+  ✓ it can handle nested method calls
+  ✓ it works with higher order tests
 
    PASS  Tests\Features\Expect\HigherOrder\methodsAndProperties
   ✓ it can access methods and properties
+  ✓ it can handle nested methods and properties
+  ✓ it works with higher order tests
+  ✓ it can start a new higher order expectation using the and syntax
+  ✓ it can start a new higher order expectation using the and syntax in higher order tests
 
    PASS  Tests\Features\Expect\HigherOrder\properties
   ✓ it allows properties to be accessed from the value
@@ -124,6 +136,8 @@
   ✓ it works with sequence
   ✓ it can compose complex expectations
   ✓ it works with objects
+  ✓ it works with nested properties
+  ✓ it works with higher order tests
 
    PASS  Tests\Features\Expect\each
   ✓ an exception is thrown if the the type is not iterable
@@ -156,6 +170,8 @@
   ✓ loops back to the start if it runs out of sequence items
   ✓ it works if the number of items in the iterable is smaller than the number of expectations
   ✓ it works with associative arrays
+  ✓ it can be passed non-callable values
+  ✓ it can be passed a mixture of value types
 
    PASS  Tests\Features\Expect\toBe
   ✓ strict comparisons
@@ -210,6 +226,11 @@
    PASS  Tests\Features\Expect\toBeGreatherThanOrEqual
   ✓ passes
   ✓ failures
+  ✓ not failures
+
+   PASS  Tests\Features\Expect\toBeIn
+  ✓ passes
+  ✓ failures
   ✓ not failures
 
    PASS  Tests\Features\Expect\toBeInfinite
@@ -309,9 +330,16 @@
 
    PASS  Tests\Features\Expect\toContain
   ✓ passes strings
+  ✓ passes strings with multiple needles
   ✓ passes arrays
+  ✓ passes arrays with multiple needles
+  ✓ passes with array needles
   ✓ failures
+  ✓ failures with multiple needles (all failing)
+  ✓ failures with multiple needles (some failing)
   ✓ not failures
+  ✓ not failures with multiple needles (all failing)
+  ✓ not failures with multiple needles (some failing)
 
    PASS  Tests\Features\Expect\toEndWith
   ✓ pass
@@ -404,6 +432,13 @@
    PASS  Tests\Features\HigherOrderTests
   ✓ it proxies calls to object
   ✓ it is capable doing multiple assertions
+  ✓ it resolves expect callables correctly
+  ✓ does not treat method names as callables
+  ✓ it can tap into the test
+  ✓ it can pass datasets into the expect callables with (1, 2, 3)
+  ✓ it can pass datasets into the tap callable with (1, 2, 3)
+  ✓ it can pass shared datasets into callables with (1)
+  ✓ it can pass shared datasets into callables with (2)
 
    WARN  Tests\Features\Incompleted
   … incompleted
@@ -436,6 +471,8 @@
   ✓ it do not skips with falsy closure condition
   - it skips with condition and message → skipped because foo
   - it skips when skip after assertion
+  - it can use something in the test case as a condition → This test was skipped
+  - it can user higher order callables and skip
 
    PASS  Tests\Features\Test
   ✓ a test
@@ -449,12 +486,14 @@
 
    PASS  Tests\Hooks\AfterAllTest
   ✓ global afterAll execution order
+  ✓ it only gets called once per file
 
    PASS  Tests\Hooks\AfterEachTest
   ✓ global afterEach execution order
 
    PASS  Tests\Hooks\BeforeAllTest
   ✓ global beforeAll execution order
+  ✓ it only gets called once per file
 
    PASS  Tests\Hooks\BeforeEachTest
   ✓ global beforeEach execution order
@@ -546,10 +585,14 @@
 
    PASS  Tests\Unit\TestSuite
   ✓ it does not allow to add the same test description twice
+  ✓ it alerts users about tests with arguments but no input
 
    PASS  Tests\Visual\Help
   ✓ visual snapshot of help command output
 
+   PASS  Tests\Visual\JUnit
+  ✓ it is can successfully call all public methods
+
    PASS  Tests\Visual\SingleTestOrDirectory
   ✓ allows to run a single test
   ✓ allows to run a directory
@@ -559,6 +602,9 @@
    WARN  Tests\Visual\Success
   - visual snapshot of test suite on success
 
+   PASS  Tests\Visual\TeamCity
+  ✓ it is can successfully call all public methods
+
    PASS  Tests\Features\Depends
   ✓ first
   ✓ second
@@ -573,5 +619,5 @@
   ✓ it is a test
   ✓ it uses correct parent class
 
-  Tests:  4 incompleted, 7 skipped, 357 passed
+  Tests:  4 incompleted, 9 skipped, 395 passed
   

tests/Datasets/Bound.php

@@ -0,0 +1,11 @@
+<?php
+
+dataset('bound.closure', function () {
+    yield function () { return 1; };
+    yield function () { return 2; };
+});
+
+dataset('bound.array', [
+    function () { return 1; },
+    function () { return 2; },
+]);

tests/Features/Datasets.php

@@ -5,6 +5,10 @@ use Pest\Exceptions\DatasetAlreadyExist;
 use Pest\Exceptions\DatasetDoesNotExist;
 use Pest\Plugin;
 
+beforeEach(function () {
+    $this->foo = 'bar';
+});
+
 it('throws exception if dataset does not exist', function () {
     $this->expectException(DatasetDoesNotExist::class);
     $this->expectExceptionMessage("A dataset with the name `first` does not exist. You can create it using `dataset('first', ['a', 'b']);`.");
@@ -223,3 +227,17 @@ test('more than two datasets', function ($text_a, $text_b, $text_c) use ($state,
 test('more than two datasets did the job right', function () use ($state) {
     expect($state->text)->toBe('121212121212131423241314232411122122111221221112212213142324135136145146235236245246');
 });
+
+it('can resolve a dataset after the test case is available', function ($result) {
+    expect($result)->toBe('bar');
+})->with([
+    function () { return $this->foo; },
+]);
+
+it('can resolve a dataset after the test case is available with shared yield sets', function ($result) {
+    expect($result)->toBeInt()->toBeLessThan(3);
+})->with('bound.closure');
+
+it('can resolve a dataset after the test case is available with shared array sets', function ($result) {
+    expect($result)->toBeInt()->toBeLessThan(3);
+})->with('bound.array');

tests/Features/Exceptions.php

@@ -13,3 +13,7 @@ it('catch exceptions', function () {
 it('catch exceptions and messages', function () {
     throw new Exception('Something bad happened');
 })->throws(Exception::class, 'Something bad happened');
+
+it('can just define the message', function () {
+    throw new Exception('Something bad happened');
+})->throws('Something bad happened');

tests/Features/Expect/HigherOrder/methods.php

@@ -59,6 +59,21 @@ it('can compose complex expectations', function () {
         );
 });
 
+it('can handle nested method calls', function () {
+    expect(new HasMethods())
+        ->newInstance()->newInstance()->name()->toEqual('Has Methods')->toBeString()
+        ->newInstance()->name()->toEqual('Has Methods')->not->toBeInt
+        ->name()->toEqual('Has Methods')
+        ->books()->each->toBeArray();
+});
+
+it('works with higher order tests')
+    ->expect(new HasMethods())
+    ->newInstance()->newInstance()->name()->toEqual('Has Methods')->toBeString()
+    ->newInstance()->name()->toEqual('Has Methods')->not->toBeArray
+    ->name()->toEqual('Has Methods')
+    ->books()->each->toBeArray;
+
 class HasMethods
 {
     public function name()
@@ -97,4 +112,9 @@ class HasMethods
             ],
         ];
     }
+
+    public function newInstance()
+    {
+        return new static();
+    }
 }

tests/Features/Expect/HigherOrder/methodsAndProperties.php

@@ -14,10 +14,46 @@ it('can access methods and properties', function () {
         );
 });
 
+it('can handle nested methods and properties', function () {
+    expect(new HasMethodsAndProperties())
+        ->meta->foo->bar->toBeString()->toEqual('baz')->not->toBeInt
+        ->newInstance()->meta->foo->toBeArray()
+        ->newInstance()->multiply(2, 2)->toEqual(4)->not->toEqual(5)
+        ->newInstance()->books()->toBeArray();
+});
+
+it('works with higher order tests')
+    ->expect(new HasMethodsAndProperties())
+    ->meta->foo->bar->toBeString()->toEqual('baz')->not->toBeInt
+    ->newInstance()->meta->foo->toBeArray
+    ->newInstance()->multiply(2, 2)->toEqual(4)->not->toEqual(5)
+    ->newInstance()->books()->toBeArray();
+
+it('can start a new higher order expectation using the and syntax', function () {
+    expect(new HasMethodsAndProperties())
+        ->toBeInstanceOf(HasMethodsAndProperties::class)
+        ->meta->toBeArray
+        ->and(['foo' => 'bar'])
+        ->toBeArray()
+        ->foo->toEqual('bar');
+
+    expect(static::getCount())->toEqual(4);
+});
+
+it('can start a new higher order expectation using the and syntax in higher order tests')
+    ->expect(new HasMethodsAndProperties())
+    ->toBeInstanceOf(HasMethodsAndProperties::class)
+    ->meta->toBeArray
+    ->and(['foo' => 'bar'])
+    ->toBeArray()
+    ->foo->toEqual('bar');
+
 class HasMethodsAndProperties
 {
     public $name = 'Has Methods and Properties';
 
+    public $meta = ['foo' => ['bar' => 'baz']];
+
     public $posts = [
         [
             'is_published' => true,
@@ -47,4 +83,9 @@ class HasMethodsAndProperties
     {
         return $x * $y;
     }
+
+    public function newInstance()
+    {
+        return new static();
+    }
 }

tests/Features/Expect/HigherOrder/properties.php

@@ -58,6 +58,17 @@ it('works with objects', function () {
         );
 });
 
+it('works with nested properties', function () {
+    expect(new HasProperties())
+        ->nested->foo->bar->toBeString()->toEqual('baz')
+        ->posts->toBeArray()->toHaveCount(2);
+});
+
+it('works with higher order tests')
+    ->expect(new HasProperties())
+    ->nested->foo->bar->toBeString()->toEqual('baz')
+    ->posts->toBeArray()->toHaveCount(2);
+
 class HasProperties
 {
     public $name = 'foo';
@@ -72,4 +83,8 @@ class HasProperties
             'title'        => 'Bar',
         ],
     ];
+
+    public $nested = [
+        'foo' => ['bar' => 'baz'],
+    ];
 }

tests/Features/Expect/sequence.php

@@ -44,3 +44,19 @@ test('it works with associative arrays', function () {
             function ($expectation, $key) { $expectation->toEqual('boom'); $key->toEqual('baz'); },
         );
 });
+
+test('it can be passed non-callable values', function () {
+    expect(['foo', 'bar', 'baz'])->sequence('foo', 'bar', 'baz');
+
+    expect(static::getCount())->toBe(3);
+});
+
+test('it can be passed a mixture of value types', function () {
+    expect(['foo', 'bar', 'baz'])->sequence(
+        'foo',
+        function ($expectation) { $expectation->toEqual('bar')->toBeString(); },
+        'baz'
+    );
+
+    expect(static::getCount())->toBe(4);
+});

tests/Features/Expect/toBeIn.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('passes', function () {
+    expect('a')->toBeIn(['a', 'b', 'c']);
+    expect('d')->not->toBeIn(['a', 'b', 'c']);
+});
+
+test('failures', function () {
+    expect('d')->toBeIn(['a', 'b', 'c']);
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect('a')->not->toBeIn(['a', 'b', 'c']);
+})->throws(ExpectationFailedException::class);

tests/Features/Expect/toContain.php

@@ -3,17 +3,45 @@
 use PHPUnit\Framework\ExpectationFailedException;
 
 test('passes strings', function () {
-    expect([1, 2, 42])->toContain(42);
+    expect('Nuno')->toContain('Nu');
+});
+
+test('passes strings with multiple needles', function () {
+    expect('Nuno')->toContain('Nu', 'no');
 });
 
 test('passes arrays', function () {
-    expect('Nuno')->toContain('Nu');
+    expect([1, 2, 42])->toContain(42);
+});
+
+test('passes arrays with multiple needles', function () {
+    expect([1, 2, 42])->toContain(42, 2);
+});
+
+test('passes with array needles', function () {
+    expect([[1, 2, 3], 2, 42])->toContain(42, [1, 2, 3]);
 });
 
 test('failures', function () {
     expect([1, 2, 42])->toContain(3);
 })->throws(ExpectationFailedException::class);
 
+test('failures with multiple needles (all failing)', function () {
+    expect([1, 2, 42])->toContain(3, 4);
+})->throws(ExpectationFailedException::class);
+
+test('failures with multiple needles (some failing)', function () {
+    expect([1, 2, 42])->toContain(1, 3, 4);
+})->throws(ExpectationFailedException::class);
+
 test('not failures', function () {
     expect([1, 2, 42])->not->toContain(42);
 })->throws(ExpectationFailedException::class);
+
+test('not failures with multiple needles (all failing)', function () {
+    expect([1, 2, 42])->not->toContain(42, 2);
+})->throws(ExpectationFailedException::class);
+
+test('not failures with multiple needles (some failing)', function () {
+    expect([1, 2, 42])->not->toContain(42, 1);
+})->throws(ExpectationFailedException::class);

tests/Features/HigherOrderTests.php

@@ -1,5 +1,7 @@
 <?php
 
+use PHPUnit\Framework\TestCase;
+
 beforeEach()->assertTrue(true);
 
 it('proxies calls to object')->assertTrue(true);
@@ -8,4 +10,37 @@ it('is capable doing multiple assertions')
     ->assertTrue(true)
     ->assertFalse(false);
 
+it('resolves expect callables correctly')
+    ->expect(function () { return 'foo'; })
+    ->toBeString()
+    ->toBe('foo')
+    ->and('bar')
+    ->toBeString()
+    ->toBe('bar');
+
+test('does not treat method names as callables')
+    ->expect('it')->toBeString();
+
+it('can tap into the test')
+    ->expect('foo')->toBeString()
+    ->tap(function () { expect($this)->toBeInstanceOf(TestCase::class); })
+    ->toBe('foo')
+    ->and('hello world')->toBeString();
+
+it('can pass datasets into the expect callables')
+    ->with([[1, 2, 3]])
+    ->expect(function (...$numbers) { return $numbers; })->toBe([1, 2, 3])
+    ->and(function (...$numbers) { return $numbers; })->toBe([1, 2, 3]);
+
+it('can pass datasets into the tap callable')
+    ->with([[1, 2, 3]])
+    ->tap(function (...$numbers) { expect($numbers)->toBe([1, 2, 3]); });
+
+it('can pass shared datasets into callables')
+    ->with('numbers.closure.wrapped')
+    ->expect(function ($value) { return $value; })
+    ->and(function ($value) { return $value; })
+    ->tap(function ($value) { expect($value)->toBeInt(); })
+    ->toBeInt();
+
 afterEach()->assertTrue(true);

tests/Features/Skip.php

@@ -1,5 +1,9 @@
 <?php
 
+beforeEach(function () {
+    $this->shouldSkip = true;
+});
+
 it('do not skips')
     ->skip(false)
     ->assertTrue(true);
@@ -31,3 +35,12 @@ it('skips with condition and message')
 it('skips when skip after assertion')
     ->assertTrue(true)
     ->skip();
+
+it('can use something in the test case as a condition')
+    ->skip(function () { return $this->shouldSkip; }, 'This test was skipped')
+    ->assertTrue(false);
+
+it('can user higher order callables and skip')
+    ->skip(function () { return $this->shouldSkip; })
+    ->expect(function () { return $this->shouldSkip; })
+    ->toBeFalse();

tests/Hooks/AfterAllTest.php

@@ -2,26 +2,50 @@
 
 global $globalHook;
 
+// NOTE: this test does not have a $globalHook->calls offset since it is first
+// in the directory and thus will always run before the others. See also the
+// BeforeAllTest.php for details.
+
 uses()->afterAll(function () use ($globalHook) {
     expect($globalHook)
         ->toHaveProperty('afterAll')
         ->and($globalHook->afterAll)
-        ->toBe(0);
+        ->toBe(0)
+        ->and($globalHook->calls)
+        ->afterAll
+        ->toBe(1);
 
     $globalHook->afterAll = 1;
+    $globalHook->calls->afterAll++;
 });
 
 afterAll(function () use ($globalHook) {
     expect($globalHook)
         ->toHaveProperty('afterAll')
         ->and($globalHook->afterAll)
-        ->toBe(1);
+        ->toBe(1)
+        ->and($globalHook->calls)
+        ->afterAll
+        ->toBe(2);
 
     $globalHook->afterAll = 2;
+    $globalHook->calls->afterAll++;
 });
 
 test('global afterAll execution order', function () use ($globalHook) {
     expect($globalHook)
         ->not()
-        ->toHaveProperty('afterAll');
+        ->toHaveProperty('afterAll')
+        ->and($globalHook->calls)
+        ->afterAll
+        ->toBe(0);
+});
+
+it('only gets called once per file', function () use ($globalHook) {
+    expect($globalHook)
+        ->not()
+        ->toHaveProperty('afterAll')
+        ->and($globalHook->calls)
+        ->afterAll
+        ->toBe(0);
 });

tests/Hooks/BeforeAllTest.php

@@ -1,28 +1,56 @@
 <?php
 
+use Pest\Support\Str;
+
 global $globalHook;
 
-uses()->beforeAll(function () use ($globalHook) {
+// HACK: we have to determine our $globalHook->calls baseline. This is because
+// two other tests are executed before this one due to filename ordering.
+$args   = $_SERVER['argv'] ?? [];
+$single = isset($args[1]) && Str::endsWith(__FILE__, $args[1]);
+$offset = $single ? 0 : 2;
+
+uses()->beforeAll(function () use ($globalHook, $offset) {
     expect($globalHook)
         ->toHaveProperty('beforeAll')
         ->and($globalHook->beforeAll)
-        ->toBe(0);
+        ->toBe(0)
+        ->and($globalHook->calls)
+        ->beforeAll
+        ->toBe(1 + $offset);
 
     $globalHook->beforeAll = 1;
+    $globalHook->calls->beforeAll++;
 });
 
-beforeAll(function () use ($globalHook) {
+beforeAll(function () use ($globalHook, $offset) {
     expect($globalHook)
         ->toHaveProperty('beforeAll')
         ->and($globalHook->beforeAll)
-        ->toBe(1);
+        ->toBe(1)
+        ->and($globalHook->calls)
+        ->beforeAll
+        ->toBe(2 + $offset);
 
     $globalHook->beforeAll = 2;
+    $globalHook->calls->beforeAll++;
 });
 
-test('global beforeAll execution order', function () use ($globalHook) {
+test('global beforeAll execution order', function () use ($globalHook, $offset) {
     expect($globalHook)
         ->toHaveProperty('beforeAll')
         ->and($globalHook->beforeAll)
-        ->toBe(2);
+        ->toBe(2)
+        ->and($globalHook->calls)
+        ->beforeAll
+        ->toBe(3 + $offset);
+});
+
+it('only gets called once per file', function () use ($globalHook, $offset) {
+    expect($globalHook)
+        ->beforeAll
+        ->toBe(2)
+        ->and($globalHook->calls)
+        ->beforeAll
+        ->toBe(3 + $offset);
 });

tests/Pest.php

@@ -2,7 +2,8 @@
 
 uses()->group('integration')->in('Visual');
 
-$globalHook = (object) []; // NOTE: global test value container to be mutated and checked across files, as needed
+// NOTE: global test value container to be mutated and checked across files, as needed
+$globalHook = (object) ['calls' => (object) ['beforeAll' => 0, 'afterAll' => 0]];
 
 uses()
     ->beforeEach(function () {
@@ -10,11 +11,13 @@ uses()
     })
     ->beforeAll(function () use ($globalHook) {
         $globalHook->beforeAll = 0;
+        $globalHook->calls->beforeAll++;
     })
     ->afterEach(function () {
         $this->ith = 0;
     })
     ->afterAll(function () use ($globalHook) {
         $globalHook->afterAll = 0;
+        $globalHook->calls->afterAll++;
     })
     ->in('Hooks');

tests/Unit/TestSuite.php

@@ -1,5 +1,6 @@
 <?php
 
+use Pest\Exceptions\DatasetMissing;
 use Pest\Exceptions\TestAlreadyExist;
 use Pest\TestSuite;
 
@@ -7,7 +8,17 @@ it('does not allow to add the same test description twice', function () {
     $testSuite = new TestSuite(getcwd(), 'tests');
     $test = function () {};
     $testSuite->tests->set(new \Pest\Factories\TestCaseFactory(__FILE__, 'foo', $test));
-    $this->expectException(TestAlreadyExist::class);
-    $this->expectExceptionMessage(sprintf('A test with the description `%s` already exist in the filename `%s`.', 'foo', __FILE__));
     $testSuite->tests->set(new \Pest\Factories\TestCaseFactory(__FILE__, 'foo', $test));
-});
+})->throws(
+    TestAlreadyExist::class,
+    sprintf('A test with the description `%s` already exist in the filename `%s`.', 'foo', __FILE__),
+);
+
+it('alerts users about tests with arguments but no input', function () {
+    $testSuite = new TestSuite(getcwd(), 'tests');
+    $test = function (int $arg) {};
+    $testSuite->tests->set(new \Pest\Factories\TestCaseFactory(__FILE__, 'foo', $test));
+})->throws(
+    DatasetMissing::class,
+    sprintf("A test with the description '%s' has %d argument(s) ([%s]) and no dataset(s) provided in %s", 'foo', 1, 'int $arg', __FILE__),
+);

tests/Visual/JUnit.php

@@ -0,0 +1,29 @@
+<?php
+
+use Pest\Logging\JUnit;
+use PHPUnit\Framework\AssertionFailedError;
+use PHPUnit\Framework\TestSuite;
+use PHPUnit\Framework\Warning;
+
+beforeEach(function () {
+    file_put_contents(__DIR__ . '/junit.html', '');
+});
+
+it('is can successfully call all public methods', function () {
+    $junit = new JUnit(__DIR__ . '/junit.html');
+    $junit->startTestSuite(new TestSuite());
+    $junit->startTest($this);
+    $junit->addError($this, new Exception(), 0);
+    $junit->addFailure($this, new AssertionFailedError(), 0);
+    $junit->addWarning($this, new Warning(), 0);
+    $junit->addIncompleteTest($this, new Exception(), 0);
+    $junit->addRiskyTest($this, new Exception(), 0);
+    $junit->addSkippedTest($this, new Exception(), 0);
+    $junit->endTest($this, 0);
+    $junit->endTestSuite(new TestSuite());
+    $this->expectNotToPerformAssertions();
+});
+
+afterEach(function () {
+    unlink(__DIR__ . '/junit.html');
+});

tests/Visual/TeamCity.php

@@ -0,0 +1,32 @@
+<?php
+
+use Pest\Logging\TeamCity;
+use PHPUnit\Framework\AssertionFailedError;
+use PHPUnit\Framework\TestResult;
+use PHPUnit\Framework\TestSuite;
+use PHPUnit\Framework\Warning;
+use PHPUnit\TextUI\DefaultResultPrinter;
+
+beforeEach(function () {
+    file_put_contents(__DIR__ . '/output.txt', '');
+});
+
+it('is can successfully call all public methods', function () {
+    $teamCity = new TeamCity(__DIR__ . '/output.txt', false, DefaultResultPrinter::COLOR_ALWAYS);
+    expect($teamCity::isPestTest($this))->toBeTrue();
+    $teamCity->startTestSuite(new TestSuite());
+    $teamCity->startTest($this);
+    $teamCity->addError($this, new Exception('Don\'t worry about this error. Its purposeful.'), 0);
+    $teamCity->addFailure($this, new AssertionFailedError('Don\'t worry about this error. Its purposeful.'), 0);
+    $teamCity->addWarning($this, new Warning(), 0);
+    $teamCity->addIncompleteTest($this, new Exception(), 0);
+    $teamCity->addRiskyTest($this, new Exception(), 0);
+    $teamCity->addSkippedTest($this, new Exception(), 0);
+    $teamCity->endTest($this, 0);
+    $teamCity->printResult(new TestResult());
+    $teamCity->endTestSuite(new TestSuite());
+});
+
+afterEach(function () {
+    unlink(__DIR__ . '/output.txt');
+});