function ClassFinderTest::testFindFile

@covers ::findFile

File

core/tests/Drupal/Tests/Component/ClassFinder/ClassFinderTest.php, line 20

Class

ClassFinderTest

@coversDefaultClass \Drupal\Component\ClassFinder\ClassFinder[[api-linebreak]] @group ClassFinder

Namespace

Code

public function testFindFile() : void {
  $finder = new ClassFinder();
  // The full path is returned therefore only tests with
  // assertStringEndsWith() so the test is portable.
  $expected_path = str_replace('/', DIRECTORY_SEPARATOR, 'core/tests/Drupal/Tests/Component/ClassFinder/ClassFinderTest.php');
  $this->assertStringEndsWith($expected_path, $finder->findFile(ClassFinderTest::class));
  $class = 'Not\\A\\Class';
  $this->assertNull($finder->findFile($class));
  // Register an autoloader that can find this class.
  $loader = new ClassLoader();
  $loader->addClassMap([
    $class => __FILE__,
  ]);
  $loader->register();
  $this->assertEquals(__FILE__, $finder->findFile($class));
  // This shouldn't prevent us from finding the original file.
  $this->assertStringEndsWith($expected_path, $finder->findFile(ClassFinderTest::class));
  // Clean up the additional autoloader after the test.
  $loader->unregister();
}