function YamlDiscoveryTest::testDiscovery

Tests the YAML file discovery.

File

core/tests/Drupal/Tests/Component/Discovery/YamlDiscoveryTest.php, line 33

Class

YamlDiscoveryTest

YamlDiscovery component unit tests.

Namespace

Code

public function testDiscovery() : void {
  vfsStreamWrapper::register();
  $root = new vfsStreamDirectory('modules');
  vfsStreamWrapper::setRoot($root);
  $url = vfsStream::url('modules');
  mkdir($url . '/test_1');
  file_put_contents($url . '/test_1/test_1.test.yml', 'name: test');
  file_put_contents($url . '/test_1/test_2.test.yml', 'name: test');
  mkdir($url . '/test_2');
  file_put_contents($url . '/test_2/test_3.test.yml', 'name: test');
  // Write an empty YAML file.
  file_put_contents($url . '/test_2/test_4.test.yml', '');
  // Set up the directories to search.
  $directories = [
    'test_1' => $url . '/test_1',
    'test_2' => $url . '/test_1',
    'test_3' => $url . '/test_2',
    'test_4' => $url . '/test_2',
  ];
  $discovery = new YamlDiscovery('test', $directories);
  $data = $discovery->findAll();
  $this->assertCount(4, $data);
  $this->assertArrayHasKey('test_1', $data);
  $this->assertArrayHasKey('test_2', $data);
  $this->assertArrayHasKey('test_3', $data);
  $this->assertArrayHasKey('test_4', $data);
  foreach ([
    'test_1',
    'test_2',
    'test_3',
  ] as $key) {
    $this->assertArrayHasKey('name', $data[$key]);
    $this->assertEquals('test', $data[$key]['name']);
  }
  $this->assertSame([], $data['test_4']);
}