public function FileEntityNormalizerTest::testFileSerialize in File Entity (fieldable files) 8.2

Tests that file entities are correctly serialized, including file contents.

File

tests/src/Kernel/FileEntityNormalizerTest.php, line 117

Class

FileEntityNormalizerTest

Tests the File entity normalizer.

Namespace

Drupal\Tests\file_entity\Kernel

Code

public function testFileSerialize() {
  FileType::create(array(
    'id' => 'undefined',
  ))
    ->save();
  foreach ($this
    ->getTestFiles() as $file_obj) {
    $file_contents = file_get_contents($file_obj->uri);

    // Create file entity.
    $file = File::create(array(
      'uri' => $file_obj->uri,
      'status' => TRUE,
    ));
    $file
      ->save();

    // Serialize.
    $serialized = $this->container
      ->get('serializer')
      ->serialize($file, 'hal_json');

    // Remove file.
    $file
      ->delete();
    $this->container
      ->get('entity_type.manager')
      ->getStorage('file')
      ->resetCache();
    $this
      ->assertFalse(file_exists($file_obj->uri), "Deleted file {$file_obj->uri} from disk");
    $this
      ->assertNull(File::load($file
      ->id()), "Deleted file {$file->id()} entity");

    // Deserialize again.
    $deserialized = $this->container
      ->get('serializer')
      ->deserialize($serialized, 'Drupal\\file\\Entity\\File', 'hal_json');
    $deserialized
      ->save();

    // Compare.
    $files = File::loadMultiple();
    $last_file = array_pop($files);
    $this
      ->assertNotNull($last_file, 'A file entity was created');
    $this
      ->assertTrue(file_exists($file_obj->uri), "A file was created on disk");

    // Assert file is equal.
    foreach (array(
      'filename',
      'uri',
      'filemime',
      'filesize',
      'type',
    ) as $property) {
      $this
        ->assertEquals($file
        ->get($property)->value, $last_file
        ->get($property)->value);
    }
    $this
      ->assertEquals($file
      ->get('type')->target_id, $last_file
      ->get('type')->target_id);
    $this
      ->assertEquals($file_contents, file_get_contents($last_file
      ->getFileUri()), 'File contents are equal');
  }
}