public function MimeTypeGuesserTest::testSymfonyGuesserRegistration in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/tests/Drupal/Tests/Core/File/MimeTypeGuesserTest.php \Drupal\Tests\Core\File\MimeTypeGuesserTest::testSymfonyGuesserRegistration()

@covers ::registerWithSymfonyGuesser

See also

Symfony\Component\HttpFoundation\File\MimeType\MimeTypeGuesser

File

core/tests/Drupal/Tests/Core/File/MimeTypeGuesserTest.php, line 27

Contains \Drupal\Tests\Core\File\MimeTypeGuesserTest.

Class

MimeTypeGuesserTest

@coversDefaultClass \Drupal\Core\File\MimeType\MimeTypeGuesser @group DrupalKernel

Namespace

Drupal\Tests\Core\File

Code

public function testSymfonyGuesserRegistration() {

  // Make the guessers property accessible on Symfony's MimeTypeGuesser.
  $symfony_guesser = SymfonyMimeTypeGuesser::getInstance();

  // Test that the Drupal mime type guess is not being used before the
  // override method is called. It is possible that the test environment does
  // not support the default guessers.
  $guessers = $this
    ->readAttribute($symfony_guesser, 'guessers');
  if (count($guessers)) {
    $this
      ->assertNotInstanceOf('Drupal\\Core\\File\\MimeType\\MimeTypeGuesser', $guessers[0]);
  }
  $container = new ContainerBuilder();
  $container
    ->set('file.mime_type.guesser', new MimeTypeGuesser(new StreamWrapperManager()));
  MimeTypeGuesser::registerWithSymfonyGuesser($container);
  $symfony_guesser = SymfonyMimeTypeGuesser::getInstance();
  $guessers = $this
    ->readAttribute($symfony_guesser, 'guessers');
  $this
    ->assertSame($container
    ->get('file.mime_type.guesser'), $guessers[0]);
  $this
    ->assertInstanceOf('Drupal\\Core\\File\\MimeType\\MimeTypeGuesser', $guessers[0]);
  $count = count($guessers);
  $container = new ContainerBuilder();
  $container
    ->set('file.mime_type.guesser', new MimeTypeGuesser(new StreamWrapperManager()));
  MimeTypeGuesser::registerWithSymfonyGuesser($container);
  $symfony_guesser = SymfonyMimeTypeGuesser::getInstance();
  $guessers = $this
    ->readAttribute($symfony_guesser, 'guessers');
  $this
    ->assertSame($container
    ->get('file.mime_type.guesser'), $guessers[0]);
  $this
    ->assertInstanceOf('Drupal\\Core\\File\\MimeType\\MimeTypeGuesser', $guessers[0]);
  $new_count = count($guessers);
  $this
    ->assertEquals($count, $new_count, 'The count of mime type guessers remains the same after container re-init.');
}