TestDiscoveryTest.php in Drupal 8

Namespace

Drupal\Tests\Core\Test

File

core/tests/Drupal/Tests/Core/Test/TestDiscoveryTest.php

<?php

namespace Drupal\Tests\Core\Test;

use Composer\Autoload\ClassLoader;
use Drupal\Core\DependencyInjection\Container;
use Drupal\Core\DrupalKernel;
use Drupal\Core\Extension\Extension;
use Drupal\Core\Extension\ModuleHandlerInterface;
use Drupal\Core\Test\Exception\MissingGroupException;
use Drupal\Core\Test\TestDiscovery;
use Drupal\Tests\UnitTestCase;
use org\bovigo\vfs\vfsStream;

/**
 * @coversDefaultClass \Drupal\Core\Test\TestDiscovery
 * @group Test
 */
class TestDiscoveryTest extends UnitTestCase {

  /**
   * @covers ::getTestInfo
   * @dataProvider infoParserProvider
   */
  public function testTestInfoParser($expected, $classname, $doc_comment = NULL) {
    $info = TestDiscovery::getTestInfo($classname, $doc_comment);
    $this
      ->assertEquals($expected, $info);
  }
  public function infoParserProvider() {

    // A module provided unit test.
    $tests[] = [
      // Expected result.
      [
        'name' => static::class,
        'group' => 'Test',
        'groups' => [
          'Test',
        ],
        'description' => 'Tests \\Drupal\\Core\\Test\\TestDiscovery.',
        'type' => 'PHPUnit-Unit',
      ],
      // Classname.
      static::class,
    ];

    // A core unit test.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\Tests\\Core\\DrupalTest',
        'group' => 'DrupalTest',
        'groups' => [
          'DrupalTest',
        ],
        'description' => 'Tests \\Drupal.',
        'type' => 'PHPUnit-Unit',
      ],
      // Classname.
      'Drupal\\Tests\\Core\\DrupalTest',
    ];

    // Functional PHPUnit test.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\FunctionalTests\\BrowserTestBaseTest',
        'group' => 'browsertestbase',
        'groups' => [
          'browsertestbase',
        ],
        'description' => 'Tests BrowserTestBase functionality.',
        'type' => 'PHPUnit-Functional',
      ],
      // Classname.
      'Drupal\\FunctionalTests\\BrowserTestBaseTest',
    ];

    // kernel PHPUnit test.
    $tests['phpunit-kernel'] = [
      // Expected result.
      [
        'name' => '\\Drupal\\Tests\\file\\Kernel\\FileItemValidationTest',
        'group' => 'file',
        'groups' => [
          'file',
        ],
        'description' => 'Tests that files referenced in file and image fields are always validated.',
        'type' => 'PHPUnit-Kernel',
      ],
      // Classname.
      '\\Drupal\\Tests\\file\\Kernel\\FileItemValidationTest',
    ];

    // Simpletest classes can not be autoloaded in a PHPUnit test, therefore
    // provide a docblock.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
        'group' => 'simpletest',
        'groups' => [
          'simpletest',
        ],
        'description' => 'Tests the Simpletest UI internal browser.',
        'type' => 'Simpletest',
      ],
      // Classname.
      'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
      // Doc block.
      "/**\n * Tests the Simpletest UI internal browser.\n *\n * @group simpletest\n */\n ",
    ];

    // Test with a different amount of leading spaces.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
        'group' => 'simpletest',
        'groups' => [
          'simpletest',
        ],
        'description' => 'Tests the Simpletest UI internal browser.',
        'type' => 'Simpletest',
      ],
      // Classname.
      'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
      // Doc block.
      "/**\n   * Tests the Simpletest UI internal browser.\n   *\n   * @group simpletest\n   */\n   */\n ",
    ];

    // Make sure that a "* @" inside a string does not get parsed as an
    // annotation.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
        'group' => 'simpletest',
        'groups' => [
          'simpletest',
        ],
        'description' => 'Tests the Simpletest UI internal browser. * @',
        'type' => 'Simpletest',
      ],
      // Classname.
      'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
      // Doc block.
      "/**\n   * Tests the Simpletest UI internal browser. * @\n   *\n   * @group simpletest\n   */\n ",
    ];

    // Multiple @group annotations.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
        'group' => 'Test',
        'groups' => [
          'Test',
          'simpletest',
        ],
        'description' => 'Tests the Simpletest UI internal browser.',
        'type' => 'Simpletest',
      ],
      // Classname.
      'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
      // Doc block.
      "/**\n * Tests the Simpletest UI internal browser.\n *\n * @group Test\n * @group simpletest\n */\n ",
    ];

    // A great number of @group annotations.
    $tests['many-group-annotations'] = [
      // Expected result.
      [
        'name' => 'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
        'group' => 'Test',
        'groups' => [
          'Test',
          'simpletest',
          'another',
          'more',
          'many',
          'enough',
          'whoa',
        ],
        'description' => 'Tests the Simpletest UI internal browser.',
        'type' => 'Simpletest',
      ],
      // Classname.
      'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
      // Doc block.
      "/**\n * Tests the Simpletest UI internal browser.\n *\n * @group Test\n * @group simpletest\n * @group another\n * @group more\n * @group many\n * @group enough\n * @group whoa\n */\n ",
    ];

    // @dependencies annotation.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
        'description' => 'Tests the Simpletest UI internal browser.',
        'type' => 'Simpletest',
        'requires' => [
          'module' => [
            'test',
          ],
        ],
        'group' => 'simpletest',
        'groups' => [
          'simpletest',
        ],
      ],
      // Classname.
      'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
      // Doc block.
      "/**\n * Tests the Simpletest UI internal browser.\n *\n * @dependencies test\n * @group simpletest\n */\n ",
    ];

    // Multiple @dependencies annotation.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
        'description' => 'Tests the Simpletest UI internal browser.',
        'type' => 'Simpletest',
        'requires' => [
          'module' => [
            'test',
            'test1',
            'test2',
          ],
        ],
        'group' => 'simpletest',
        'groups' => [
          'simpletest',
        ],
      ],
      // Classname.
      'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
      // Doc block.
      "/**\n * Tests the Simpletest UI internal browser.\n *\n * @dependencies test, test1, test2\n * @group simpletest\n */\n ",
    ];

    // Multi-line summary line.
    $tests[] = [
      // Expected result.
      [
        'name' => 'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
        'description' => 'Tests the Simpletest UI internal browser. And the summary line continues an there is no gap to the annotation.',
        'type' => 'Simpletest',
        'group' => 'simpletest',
        'groups' => [
          'simpletest',
        ],
      ],
      // Classname.
      'Drupal\\simpletest\\Tests\\ExampleSimpleTest',
      // Doc block.
      "/**\n * Tests the Simpletest UI internal browser. And the summary line continues an\n * there is no gap to the annotation.\n *\n * @group simpletest\n */\n ",
    ];
    return $tests;
  }

  /**
   * @covers ::getTestInfo
   */
  public function testTestInfoParserMissingGroup() {
    $classname = 'Drupal\\KernelTests\\field\\BulkDeleteTest';
    $doc_comment = <<<EOT
/**
 * Bulk delete storages and fields, and clean up afterwards.
 */
EOT;
    $this
      ->expectException(MissingGroupException::class);
    $this
      ->expectExceptionMessage('Missing @group annotation in Drupal\\KernelTests\\field\\BulkDeleteTest');
    TestDiscovery::getTestInfo($classname, $doc_comment);
  }

  /**
   * @covers ::getTestInfo
   */
  public function testTestInfoParserMissingSummary() {
    $classname = 'Drupal\\KernelTests\\field\\BulkDeleteTest';
    $doc_comment = <<<EOT
/**
 * @group field
 */
EOT;
    $info = TestDiscovery::getTestInfo($classname, $doc_comment);
    $this
      ->assertEmpty($info['description']);
  }
  protected function setupVfsWithTestClasses() {
    vfsStream::setup('drupal');
    $test_file = <<<EOF
<?php

/**
 * Test description
 * @group example
 */
class FunctionalExampleTest {}
EOF;
    $test_profile_info = <<<EOF
name: Testing
type: profile
core_version_requirement: '*'
EOF;
    $test_module_info = <<<EOF
name: Testing
type: module
core_version_requirement: '*'
EOF;
    vfsStream::create([
      'modules' => [
        'test_module' => [
          'test_module.info.yml' => $test_module_info,
          'tests' => [
            'src' => [
              'Functional' => [
                'FunctionalExampleTest.php' => $test_file,
                'FunctionalExampleTest2.php' => str_replace([
                  'FunctionalExampleTest',
                  '@group example',
                ], [
                  'FunctionalExampleTest2',
                  '@group example2',
                ], $test_file),
              ],
              'Kernel' => [
                'KernelExampleTest3.php' => str_replace([
                  'FunctionalExampleTest',
                  '@group example',
                ], [
                  'KernelExampleTest3',
                  "@group example2\n * @group kernel\n",
                ], $test_file),
                'KernelExampleTestBase.php' => str_replace([
                  'FunctionalExampleTest',
                  '@group example',
                ], [
                  'KernelExampleTestBase',
                  '@group example2',
                ], $test_file),
                'KernelExampleTrait.php' => str_replace([
                  'FunctionalExampleTest',
                  '@group example',
                ], [
                  'KernelExampleTrait',
                  '@group example2',
                ], $test_file),
                'KernelExampleInterface.php' => str_replace([
                  'FunctionalExampleTest',
                  '@group example',
                ], [
                  'KernelExampleInterface',
                  '@group example2',
                ], $test_file),
              ],
            ],
          ],
        ],
      ],
      'profiles' => [
        'test_profile' => [
          'test_profile.info.yml' => $test_profile_info,
          'modules' => [
            'test_profile_module' => [
              'test_profile_module.info.yml' => $test_module_info,
              'tests' => [
                'src' => [
                  'Kernel' => [
                    'KernelExampleTest4.php' => str_replace([
                      'FunctionalExampleTest',
                      '@group example',
                    ], [
                      'KernelExampleTest4',
                      '@group example3',
                    ], $test_file),
                  ],
                ],
              ],
            ],
          ],
        ],
      ],
    ]);
  }

  /**
   * @covers ::getTestClasses
   */
  public function testGetTestClasses() {
    $this
      ->setupVfsWithTestClasses();
    $extensions = [
      'test_module' => new Extension('vfs://drupal', 'module', 'modules/test_module/test_module.info.yml'),
    ];
    $test_discovery = $this
      ->getTestDiscoveryMock('vfs://drupal', $extensions);
    $result = $test_discovery
      ->getTestClasses();
    $this
      ->assertCount(3, $result);
    $this
      ->assertEquals([
      'example' => [
        'Drupal\\Tests\\test_module\\Functional\\FunctionalExampleTest' => [
          'name' => 'Drupal\\Tests\\test_module\\Functional\\FunctionalExampleTest',
          'description' => 'Test description',
          'group' => 'example',
          'groups' => [
            'example',
          ],
          'type' => 'PHPUnit-Functional',
        ],
      ],
      'example2' => [
        'Drupal\\Tests\\test_module\\Functional\\FunctionalExampleTest2' => [
          'name' => 'Drupal\\Tests\\test_module\\Functional\\FunctionalExampleTest2',
          'description' => 'Test description',
          'group' => 'example2',
          'groups' => [
            'example2',
          ],
          'type' => 'PHPUnit-Functional',
        ],
        'Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3' => [
          'name' => 'Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3',
          'description' => 'Test description',
          'group' => 'example2',
          'groups' => [
            'example2',
            'kernel',
          ],
          'type' => 'PHPUnit-Kernel',
        ],
      ],
      'kernel' => [
        'Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3' => [
          'name' => 'Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3',
          'description' => 'Test description',
          'group' => 'example2',
          'groups' => [
            'example2',
            'kernel',
          ],
          'type' => 'PHPUnit-Kernel',
        ],
      ],
    ], $result);
  }

  /**
   * Mock a TestDiscovery object to return specific extension values.
   */
  protected function getTestDiscoveryMock($app_root, $extensions) {
    $class_loader = $this
      ->prophesize(ClassLoader::class);
    $module_handler = $this
      ->prophesize(ModuleHandlerInterface::class);
    $test_discovery = $this
      ->getMockBuilder(TestDiscovery::class)
      ->setConstructorArgs([
      $app_root,
      $class_loader
        ->reveal(),
      $module_handler
        ->reveal(),
    ])
      ->setMethods([
      'getExtensions',
    ])
      ->getMock();
    $test_discovery
      ->expects($this
      ->any())
      ->method('getExtensions')
      ->willReturn($extensions);
    return $test_discovery;
  }

  /**
   * @covers ::getTestClasses
   */
  public function testGetTestClassesWithSelectedTypes() {
    $this
      ->setupVfsWithTestClasses();
    $extensions = [
      'test_module' => new Extension('vfs://drupal', 'module', 'modules/test_module/test_module.info.yml'),
      'test_profile_module' => new Extension('vfs://drupal', 'profile', 'profiles/test_profile/modules/test_profile_module/test_profile_module.info.yml'),
    ];
    $test_discovery = $this
      ->getTestDiscoveryMock('vfs://drupal', $extensions);
    $result = $test_discovery
      ->getTestClasses(NULL, [
      'PHPUnit-Kernel',
    ]);
    $this
      ->assertCount(4, $result);
    $this
      ->assertEquals([
      'example' => [],
      'example2' => [
        'Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3' => [
          'name' => 'Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3',
          'description' => 'Test description',
          'group' => 'example2',
          'groups' => [
            'example2',
            'kernel',
          ],
          'type' => 'PHPUnit-Kernel',
        ],
      ],
      'kernel' => [
        'Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3' => [
          'name' => 'Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3',
          'description' => 'Test description',
          'group' => 'example2',
          'groups' => [
            'example2',
            'kernel',
          ],
          'type' => 'PHPUnit-Kernel',
        ],
      ],
      'example3' => [
        'Drupal\\Tests\\test_profile_module\\Kernel\\KernelExampleTest4' => [
          'name' => 'Drupal\\Tests\\test_profile_module\\Kernel\\KernelExampleTest4',
          'description' => 'Test description',
          'group' => 'example3',
          'groups' => [
            'example3',
          ],
          'type' => 'PHPUnit-Kernel',
        ],
      ],
    ], $result);
  }

  /**
   * @covers ::getTestClasses
   */
  public function testGetTestsInProfiles() {
    $this
      ->setupVfsWithTestClasses();
    $class_loader = $this
      ->prophesize(ClassLoader::class);
    $module_handler = $this
      ->prophesize(ModuleHandlerInterface::class);
    $container = new Container();
    $container
      ->set('kernel', new DrupalKernel('prod', new ClassLoader()));
    $container
      ->set('site.path', 'sites/default');
    \Drupal::setContainer($container);
    $test_discovery = new TestDiscovery('vfs://drupal', $class_loader
      ->reveal(), $module_handler
      ->reveal());
    $result = $test_discovery
      ->getTestClasses('test_profile_module', [
      'PHPUnit-Kernel',
    ]);
    $expected = [
      'example3' => [
        'Drupal\\Tests\\test_profile_module\\Kernel\\KernelExampleTest4' => [
          'name' => 'Drupal\\Tests\\test_profile_module\\Kernel\\KernelExampleTest4',
          'description' => 'Test description',
          'group' => 'example3',
          'groups' => [
            'example3',
          ],
          'type' => 'PHPUnit-Kernel',
        ],
      ],
    ];
    $this
      ->assertEquals($expected, $result);
  }

  /**
   * @covers ::getPhpunitTestSuite
   * @dataProvider providerTestGetPhpunitTestSuite
   */
  public function testGetPhpunitTestSuite($classname, $expected) {
    $this
      ->assertEquals($expected, TestDiscovery::getPhpunitTestSuite($classname));
  }
  public function providerTestGetPhpunitTestSuite() {
    $data = [];
    $data['simpletest-webtest'] = [
      '\\Drupal\\rest\\Tests\\NodeTest',
      FALSE,
    ];
    $data['simpletest-kerneltest'] = [
      '\\Drupal\\hal\\Tests\\FileNormalizeTest',
      FALSE,
    ];
    $data['module-unittest'] = [
      static::class,
      'Unit',
    ];
    $data['module-kerneltest'] = [
      '\\Drupal\\KernelTests\\Core\\Theme\\TwigMarkupInterfaceTest',
      'Kernel',
    ];
    $data['module-functionaltest'] = [
      '\\Drupal\\FunctionalTests\\BrowserTestBaseTest',
      'Functional',
    ];
    $data['module-functionaljavascripttest'] = [
      '\\Drupal\\Tests\\toolbar\\FunctionalJavascript\\ToolbarIntegrationTest',
      'FunctionalJavascript',
    ];
    $data['core-unittest'] = [
      '\\Drupal\\Tests\\ComposerIntegrationTest',
      'Unit',
    ];
    $data['core-unittest2'] = [
      'Drupal\\Tests\\Core\\DrupalTest',
      'Unit',
    ];
    $data['core-unittest3'] = [
      'Drupal\\Tests\\Scripts\\TestSiteApplicationTest',
      'Unit',
    ];
    $data['core-kerneltest'] = [
      '\\Drupal\\KernelTests\\KernelTestBaseTest',
      'Kernel',
    ];
    $data['core-functionaltest'] = [
      '\\Drupal\\FunctionalTests\\ExampleTest',
      'Functional',
    ];
    $data['core-functionaljavascripttest'] = [
      '\\Drupal\\FunctionalJavascriptTests\\ExampleTest',
      'FunctionalJavascript',
    ];
    $data['core-buildtest'] = [
      '\\Drupal\\BuildTests\\Framework\\Tests\\BuildTestTest',
      'Build',
    ];
    return $data;
  }

  /**
   * Ensure that classes are not reflected when the docblock is empty.
   *
   * @covers ::getTestInfo
   */
  public function testGetTestInfoEmptyDocblock() {

    // If getTestInfo() performed reflection, it won't be able to find the
    // class we asked it to analyze, so it will throw a ReflectionException.
    // We want to make sure it didn't do that, because we already did some
    // analysis and already have an empty docblock. getTestInfo() will throw
    // MissingGroupException because the annotation is empty.
    $this
      ->expectException(MissingGroupException::class);
    TestDiscovery::getTestInfo('Drupal\\Tests\\simpletest\\ThisTestDoesNotExistTest', '');
  }

  /**
   * Ensure TestDiscovery::scanDirectory() ignores certain abstract file types.
   *
   * @covers ::scanDirectory
   */
  public function testScanDirectoryNoAbstract() {
    $this
      ->setupVfsWithTestClasses();
    $files = TestDiscovery::scanDirectory('Drupal\\Tests\\test_module\\Kernel\\', vfsStream::url('drupal/modules/test_module/tests/src/Kernel'));
    $this
      ->assertNotEmpty($files);
    $this
      ->assertArrayNotHasKey('Drupal\\Tests\\test_module\\Kernel\\KernelExampleTestBase', $files);
    $this
      ->assertArrayNotHasKey('Drupal\\Tests\\test_module\\Kernel\\KernelExampleTrait', $files);
    $this
      ->assertArrayNotHasKey('Drupal\\Tests\\test_module\\Kernel\\KernelExampleInterface', $files);
    $this
      ->assertArrayHasKey('Drupal\\Tests\\test_module\\Kernel\\KernelExampleTest3', $files);
  }

}

Classes

Name	Description
TestDiscoveryTest	@coversDefaultClass \Drupal\Core\Test\TestDiscovery @group Test