aleph1.co.uk Git - yaffs-website/blob - web/core/tests/Drupal/Tests/Core/File/MimeTypeGuesserTest.php

   1 <?php
   2
   3 namespace Drupal\Tests\Core\File;
   4
   5 use Drupal\Core\DependencyInjection\ContainerBuilder;
   6 use Drupal\Core\File\MimeType\MimeTypeGuesser;
   7 use Drupal\Core\StreamWrapper\StreamWrapperManager;
   8 use Drupal\Tests\UnitTestCase;
   9 use Symfony\Component\HttpFoundation\File\MimeType\MimeTypeGuesser as SymfonyMimeTypeGuesser;
  10
  11 /**
  12  * @coversDefaultClass \Drupal\Core\File\MimeType\MimeTypeGuesser
  13  * @group DrupalKernel
  14  */
  15 class MimeTypeGuesserTest extends UnitTestCase {
  16
  17   /**
  18    * @covers ::registerWithSymfonyGuesser
  19    *
  20    * @see Symfony\Component\HttpFoundation\File\MimeType\MimeTypeGuesser
  21    */
  22   public function testSymfonyGuesserRegistration() {
  23     // Make the guessers property accessible on Symfony's MimeTypeGuesser.
  24     $symfony_guesser = SymfonyMimeTypeGuesser::getInstance();
  25     // Test that the Drupal mime type guess is not being used before the
  26     // override method is called. It is possible that the test environment does
  27     // not support the default guessers.
  28     $guessers = $this->readAttribute($symfony_guesser, 'guessers');
  29     if (count($guessers)) {
  30       $this->assertNotInstanceOf('Drupal\Core\File\MimeType\MimeTypeGuesser', $guessers[0]);
  31     }
  32     $container = new ContainerBuilder();
  33     $container->set('file.mime_type.guesser', new MimeTypeGuesser(new StreamWrapperManager()));
  34     MimeTypeGuesser::registerWithSymfonyGuesser($container);
  35     $symfony_guesser = SymfonyMimeTypeGuesser::getInstance();
  36     $guessers = $this->readAttribute($symfony_guesser, 'guessers');
  37     $this->assertSame($container->get('file.mime_type.guesser'), $guessers[0]);
  38     $this->assertInstanceOf('Drupal\Core\File\MimeType\MimeTypeGuesser', $guessers[0]);
  39     $count = count($guessers);
  40
  41     $container = new ContainerBuilder();
  42     $container->set('file.mime_type.guesser', new MimeTypeGuesser(new StreamWrapperManager()));
  43     MimeTypeGuesser::registerWithSymfonyGuesser($container);
  44     $symfony_guesser = SymfonyMimeTypeGuesser::getInstance();
  45     $guessers = $this->readAttribute($symfony_guesser, 'guessers');
  46     $this->assertSame($container->get('file.mime_type.guesser'), $guessers[0]);
  47     $this->assertInstanceOf('Drupal\Core\File\MimeType\MimeTypeGuesser', $guessers[0]);
  48     $new_count = count($guessers);
  49     $this->assertEquals($count, $new_count, 'The count of mime type guessers remains the same after container re-init.');
  50   }
  51
  52 }