class ImageDimensionsTest in Drupal 10

Same name and namespace in other branches
8 core/modules/image/tests/src/Functional/ImageDimensionsTest.php \Drupal\Tests\image\Functional\ImageDimensionsTest
9 core/modules/image/tests/src/Functional/ImageDimensionsTest.php \Drupal\Tests\image\Functional\ImageDimensionsTest
Tests that images have correct dimensions when styled.
@group image
Hierarchy

class \Drupal\Tests\BrowserTestBase extends \PHPUnit\Framework\TestCase uses \Symfony\Bridge\PhpUnit\ExpectDeprecationTrait, \Drupal\Tests\PhpUnitCompatibilityTrait, FunctionalTestSetupTrait, TestSetupTrait, BlockCreationTrait, ConfigTestTrait, ExtensionListTestTrait, ContentTypeCreationTrait, NodeCreationTrait, RandomGeneratorTrait, TestRequirementsTrait, PhpUnitWarnings, UiHelperTrait, UserCreationTrait, XdebugRequestTrait
- class \Drupal\Tests\image\Functional\ImageDimensionsTest uses TestFileCreationTrait
Expanded class hierarchy of ImageDimensionsTest
File

core/modules/image/tests/src/Functional/ImageDimensionsTest.php, line 15
Namespace

Drupal\Tests\image\Functional
View source
class ImageDimensionsTest extends BrowserTestBase {
  use TestFileCreationTrait {
    getTestFiles as drupalGetTestFiles;
    compareFiles as drupalCompareFiles;
  }

  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'image',
    'image_module_test',
  ];

  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  protected $profile = 'testing';

  /**
   * Tests styled image dimensions cumulatively.
   */
  public function testImageDimensions() {
    $image_factory = $this->container
      ->get('image.factory');

    // Create a working copy of the file.
    $files = $this
      ->drupalGetTestFiles('image');
    $file = reset($files);

    /** @var \Drupal\Core\File\FileSystemInterface $file_system */
    $file_system = \Drupal::service('file_system');
    $original_uri = $file_system
      ->copy($file->uri, 'public://', FileSystemInterface::EXISTS_RENAME);

    // Create a style.

    /** @var \Drupal\image\ImageStyleInterface $style */
    $style = ImageStyle::create([
      'name' => 'test',
      'label' => 'Test',
    ]);
    $style
      ->save();
    $generated_uri = 'public://styles/test/public/' . $file_system
      ->basename($original_uri);

    /** @var \Drupal\Core\File\FileUrlGeneratorInterface $file_url_generator */
    $file_url_generator = \Drupal::service('file_url_generator');
    $url = $file_url_generator
      ->transformRelative($style
      ->buildUrl($original_uri));
    $variables = [
      '#theme' => 'image_style',
      '#style_name' => 'test',
      '#uri' => $original_uri,
      '#width' => 40,
      '#height' => 20,
    ];

    // Verify that the original image matches the hard-coded values.
    $image_file = $image_factory
      ->get($original_uri);
    $this
      ->assertEquals($variables['#width'], $image_file
      ->getWidth());
    $this
      ->assertEquals($variables['#height'], $image_file
      ->getHeight());

    // Scale an image that is wider than it is high.
    $effect = [
      'id' => 'image_scale',
      'data' => [
        'width' => 120,
        'height' => 90,
        'upscale' => TRUE,
      ],
      'weight' => 0,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $this
      ->assertEquals('<img src="' . $url . '" width="120" height="60" alt="" loading="lazy" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);
    $this
      ->assertEquals(120, $image_file
      ->getWidth());
    $this
      ->assertEquals(60, $image_file
      ->getHeight());

    // Rotate 90 degrees anticlockwise.
    $effect = [
      'id' => 'image_rotate',
      'data' => [
        'degrees' => -90,
        'random' => FALSE,
      ],
      'weight' => 1,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $this
      ->assertEquals('<img src="' . $url . '" width="60" height="120" alt="" loading="lazy" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);
    $this
      ->assertEquals(60, $image_file
      ->getWidth());
    $this
      ->assertEquals(120, $image_file
      ->getHeight());

    // Scale an image that is higher than it is wide (rotated by previous effect).
    $effect = [
      'id' => 'image_scale',
      'data' => [
        'width' => 120,
        'height' => 90,
        'upscale' => TRUE,
      ],
      'weight' => 2,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $this
      ->assertEquals('<img src="' . $url . '" width="45" height="90" alt="" loading="lazy" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);
    $this
      ->assertEquals(45, $image_file
      ->getWidth());
    $this
      ->assertEquals(90, $image_file
      ->getHeight());

    // Test upscale disabled.
    $effect = [
      'id' => 'image_scale',
      'data' => [
        'width' => 400,
        'height' => 200,
        'upscale' => FALSE,
      ],
      'weight' => 3,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $this
      ->assertEquals('<img src="' . $url . '" width="45" height="90" alt="" loading="lazy" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);
    $this
      ->assertEquals(45, $image_file
      ->getWidth());
    $this
      ->assertEquals(90, $image_file
      ->getHeight());

    // Add a desaturate effect.
    $effect = [
      'id' => 'image_desaturate',
      'data' => [],
      'weight' => 4,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $this
      ->assertEquals('<img src="' . $url . '" width="45" height="90" alt="" loading="lazy" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);
    $this
      ->assertEquals(45, $image_file
      ->getWidth());
    $this
      ->assertEquals(90, $image_file
      ->getHeight());

    // Add a random rotate effect.
    $effect = [
      'id' => 'image_rotate',
      'data' => [
        'degrees' => 180,
        'random' => TRUE,
      ],
      'weight' => 5,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $this
      ->assertEquals('<img src="' . $url . '" alt="" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);

    // Add a crop effect.
    $effect = [
      'id' => 'image_crop',
      'data' => [
        'width' => 30,
        'height' => 30,
        'anchor' => 'center-center',
      ],
      'weight' => 6,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $this
      ->assertEquals('<img src="' . $url . '" width="30" height="30" alt="" loading="lazy" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);
    $this
      ->assertEquals(30, $image_file
      ->getWidth());
    $this
      ->assertEquals(30, $image_file
      ->getHeight());

    // Rotate to a non-multiple of 90 degrees.
    $effect = [
      'id' => 'image_rotate',
      'data' => [
        'degrees' => 57,
        'random' => FALSE,
      ],
      'weight' => 7,
    ];
    $effect_id = $style
      ->addImageEffect($effect);
    $style
      ->save();

    // @todo Uncomment this once
    //   https://www.drupal.org/project/drupal/issues/2670966 is resolved.
    // $this->assertEquals('<img src="' . $url . '" width="41" height="41" alt="" class="image-style-test" />', $this->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);

    // @todo Uncomment this once
    //   https://www.drupal.org/project/drupal/issues/2670966 is resolved.
    // $this->assertEquals(41, $image_file->getWidth());
    // $this->assertEquals(41, $image_file->getHeight());
    $effect_plugin = $style
      ->getEffect($effect_id);
    $style
      ->deleteImageEffect($effect_plugin);

    // Ensure that an effect can unset dimensions.
    $effect = [
      'id' => 'image_module_test_null',
      'data' => [],
      'weight' => 8,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $this
      ->assertEquals('<img src="' . $url . '" alt="" />', $this
      ->getImageTag($variables));

    // Test URI dependent image effect.
    $style = ImageStyle::create([
      'name' => 'test_uri',
      'label' => 'Test URI',
    ]);
    $effect = [
      'id' => 'image_module_test_uri_dependent',
      'data' => [],
      'weight' => 0,
    ];
    $style
      ->addImageEffect($effect);
    $style
      ->save();
    $variables = [
      '#theme' => 'image_style',
      '#style_name' => 'test_uri',
      '#uri' => $original_uri,
      '#width' => 40,
      '#height' => 20,
    ];

    // PNG original image. Should be resized to 100x100.
    $generated_uri = 'public://styles/test_uri/public/' . $file_system
      ->basename($original_uri);
    $url = \Drupal::service('file_url_generator')
      ->transformRelative($style
      ->buildUrl($original_uri));
    $this
      ->assertEquals('<img src="' . $url . '" width="100" height="100" alt="" loading="lazy" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);
    $this
      ->assertEquals(100, $image_file
      ->getWidth());
    $this
      ->assertEquals(100, $image_file
      ->getHeight());

    // GIF original image. Should be resized to 50x50.
    $file = $files[1];
    $original_uri = $file_system
      ->copy($file->uri, 'public://', FileSystemInterface::EXISTS_RENAME);
    $generated_uri = 'public://styles/test_uri/public/' . $file_system
      ->basename($original_uri);
    $url = $file_url_generator
      ->transformRelative($style
      ->buildUrl($original_uri));
    $variables['#uri'] = $original_uri;
    $this
      ->assertEquals('<img src="' . $url . '" width="50" height="50" alt="" loading="lazy" />', $this
      ->getImageTag($variables));
    $this
      ->assertFileDoesNotExist($generated_uri);
    $this
      ->drupalGet($this
      ->getAbsoluteUrl($url));
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertFileExists($generated_uri);
    $image_file = $image_factory
      ->get($generated_uri);
    $this
      ->assertEquals(50, $image_file
      ->getWidth());
    $this
      ->assertEquals(50, $image_file
      ->getHeight());
  }

  /**
   * Render an image style element.
   *
   * Function \Drupal\Core\Render\RendererInterface::render() alters the passed
   * $variables array by adding a new key '#printed' => TRUE. This prevents next
   * call to re-render the element. We wrap
   * \Drupal\Core\Render\RendererInterface::render() in a helper protected
   * method and pass each time a fresh array so that $variables won't get
   * altered and the element is re-rendered each time.
   */
  protected function getImageTag($variables) {
    return str_replace("\n", '', \Drupal::service('renderer')
      ->renderRoot($variables));
  }

}
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class ImageDimensionsTest in Drupal 10

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