ScaleAndSmartCropTest.php in Image Effects 8

Namespace

Drupal\Tests\image_effects\Functional\Effect

File

tests/src/Functional/Effect/ScaleAndSmartCropTest.php

<?php

namespace Drupal\Tests\image_effects\Functional\Effect;

use Drupal\Tests\image_effects\Functional\ImageEffectsTestBase;

/**
 * Scale and Smart Crop effect test.
 *
 * @group Image Effects
 */
class ScaleAndSmartCropTest extends ImageEffectsTestBase {

  /**
   * Test the image_effects_scale_and_smart_crop effect.
   *
   * @param string $toolkit_id
   *   The id of the toolkit to set up.
   * @param string $toolkit_config
   *   The config object of the toolkit to set up.
   * @param array $toolkit_settings
   *   The settings of the toolkit to set up.
   *
   * @dataProvider providerToolkits
   */
  public function testScaleAndSmartCrop($toolkit_id, $toolkit_config, array $toolkit_settings) {
    $this
      ->changeToolkit($toolkit_id, $toolkit_config, $toolkit_settings);
    $test_data = [
      '10x10' => [
        'effect_data' => [
          'width][c0][c1][value' => 10,
          'width][c0][c1][uom' => 'px',
          'height][c0][c1][value' => 10,
          'height][c0][c1][uom' => 'px',
        ],
        'expected_width' => 10,
        'expected_height' => 10,
      ],
    ];
    foreach ($test_data as $test) {

      // Add effect to the test image style.
      $effect = [
        'id' => 'image_effects_scale_and_smart_crop',
        'data' => $test['effect_data'],
      ];
      $uuid = $this
        ->addEffectToTestStyle($effect);
      $expected_image_uri = $this
        ->getTestImageCopyUri('/tests/images/center.png', 'image_effects');

      // Test cropping with synthetic images.
      $test_image_filenames = [
        'bottom.png',
        'left.png',
        'right.png',
        'top.png',
      ];
      foreach ($test_image_filenames as $filename) {
        $original_uri = $this
          ->getTestImageCopyUri('/tests/images/' . $filename, 'image_effects');
        $derivative_uri = $this->testImageStyle
          ->buildUri($original_uri);

        // Check that ::transformDimensions returns expected dimensions.
        $image = $this->imageFactory
          ->get($original_uri);
        $derivative_url = file_url_transform_relative($this->testImageStyle
          ->buildUrl($original_uri));
        $variables = [
          '#theme' => 'image_style',
          '#style_name' => 'image_effects_test',
          '#uri' => $original_uri,
          '#width' => $image
            ->getWidth(),
          '#height' => $image
            ->getHeight(),
        ];
        $this
          ->assertEquals('<img src="' . $derivative_url . '" width="' . $test['expected_width'] . '" height="' . $test['expected_height'] . '" alt="" class="image-style-image-effects-test" />', $this
          ->getImageTag($variables));

        // Check that ::applyEffect generates image with expected dimensions.
        $this->testImageStyle
          ->createDerivative($original_uri, $derivative_uri);
        $actual_image = $this->imageFactory
          ->get($derivative_uri, 'gd');
        $expected_image = $this->imageFactory
          ->get($expected_image_uri, 'gd');
        $this
          ->assertImagesAreEqual($expected_image, $actual_image);
      }

      // Remove effect.
      $uuid = $this
        ->removeEffectFromTestStyle($uuid);
    }
  }

  /**
   * Test the image_effects_scale_and_smart_crop effect with upscaling.
   *
   * @param string $toolkit_id
   *   The id of the toolkit to set up.
   * @param string $toolkit_config
   *   The config object of the toolkit to set up.
   * @param array $toolkit_settings
   *   The settings of the toolkit to set up.
   *
   * @dataProvider providerToolkits
   */
  public function testScaleAndSmartCropUpscale($toolkit_id, $toolkit_config, array $toolkit_settings) {
    $this
      ->changeToolkit($toolkit_id, $toolkit_config, $toolkit_settings);
    $test_data = [
      '100x100' => [
        'effect_data' => [
          'width][c0][c1][value' => 100,
          'width][c0][c1][uom' => 'px',
          'height][c0][c1][value' => 100,
          'height][c0][c1][uom' => 'px',
          'upscale' => 1,
        ],
        'expected_width' => 100,
        'expected_height' => 100,
      ],
    ];
    foreach ($test_data as $test) {

      // Add effect to the test image style.
      $effect = [
        'id' => 'image_effects_scale_and_smart_crop',
        'data' => $test['effect_data'],
      ];
      $uuid = $this
        ->addEffectToTestStyle($effect);
      $expected_image_uri = $this
        ->getTestImageCopyUri('/tests/images/center_10X.png', 'image_effects');

      // Test cropping with synthetic images.
      $test_image_filenames = [
        'center.png',
      ];
      foreach ($test_image_filenames as $filename) {
        $original_uri = $this
          ->getTestImageCopyUri('/tests/images/' . $filename, 'image_effects');
        $derivative_uri = $this->testImageStyle
          ->buildUri($original_uri);

        // Check that ::transformDimensions returns expected dimensions.
        $image = $this->imageFactory
          ->get($original_uri);
        $derivative_url = file_url_transform_relative($this->testImageStyle
          ->buildUrl($original_uri));
        $variables = [
          '#theme' => 'image_style',
          '#style_name' => 'image_effects_test',
          '#uri' => $original_uri,
          '#width' => $image
            ->getWidth(),
          '#height' => $image
            ->getHeight(),
        ];
        $this
          ->assertEquals('<img src="' . $derivative_url . '" width="' . $test['expected_width'] . '" height="' . $test['expected_height'] . '" alt="" class="image-style-image-effects-test" />', $this
          ->getImageTag($variables));

        // Check that ::applyEffect generates image with expected dimensions.
        $this->testImageStyle
          ->createDerivative($original_uri, $derivative_uri);
        $actual_image = $this->imageFactory
          ->get($derivative_uri, 'gd');
        $expected_image = $this->imageFactory
          ->get($expected_image_uri, 'gd');
        $this
          ->assertImagesAreEqual($expected_image, $actual_image, 200);
      }

      // Remove effect.
      $uuid = $this
        ->removeEffectFromTestStyle($uuid);
    }
  }

}

Classes

Name	Description
ScaleAndSmartCropTest	Scale and Smart Crop effect test.