diff core/modules/image/src/Tests/ImageDimensionsTest.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/image/src/Tests/ImageDimensionsTest.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,290 @@
+<?php
+
+namespace Drupal\image\Tests;
+
+use Drupal\image\Entity\ImageStyle;
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Tests that images have correct dimensions when styled.
+ *
+ * @group image
+ */
+class ImageDimensionsTest extends WebTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['image', 'image_module_test'];
+
+  protected $profile = 'testing';
+
+  /**
+   * Test 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);
+    $original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
+
+    // Create a style.
+    /** @var $style \Drupal\image\ImageStyleInterface */
+    $style = ImageStyle::create(['name' => 'test', 'label' => 'Test']);
+    $style->save();
+    $generated_uri = 'public://styles/test/public/' . \Drupal::service('file_system')->basename($original_uri);
+    $url = file_url_transform_relative($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);
+    $this->assertEqual($image_file->getWidth(), $variables['#width']);
+    $this->assertEqual($image_file->getHeight(), $variables['#height']);
+
+    // 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();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="120" height="60" alt="" class="image-style-test" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 120);
+    $this->assertEqual($image_file->getHeight(), 60);
+
+    // Rotate 90 degrees anticlockwise.
+    $effect = [
+      'id' => 'image_rotate',
+      'data' => [
+        'degrees' => -90,
+        'random' => FALSE,
+      ],
+      'weight' => 1,
+    ];
+
+    $style->addImageEffect($effect);
+    $style->save();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="60" height="120" alt="" class="image-style-test" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 60);
+    $this->assertEqual($image_file->getHeight(), 120);
+
+    // 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();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="45" height="90" alt="" class="image-style-test" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 45);
+    $this->assertEqual($image_file->getHeight(), 90);
+
+    // Test upscale disabled.
+    $effect = [
+      'id' => 'image_scale',
+      'data' => [
+        'width' => 400,
+        'height' => 200,
+        'upscale' => FALSE,
+      ],
+      'weight' => 3,
+    ];
+
+    $style->addImageEffect($effect);
+    $style->save();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="45" height="90" alt="" class="image-style-test" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 45);
+    $this->assertEqual($image_file->getHeight(), 90);
+
+    // Add a desaturate effect.
+    $effect = [
+      'id' => 'image_desaturate',
+      'data' => [],
+      'weight' => 4,
+    ];
+
+    $style->addImageEffect($effect);
+    $style->save();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="45" height="90" alt="" class="image-style-test" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 45);
+    $this->assertEqual($image_file->getHeight(), 90);
+
+    // Add a random rotate effect.
+    $effect = [
+      'id' => 'image_rotate',
+      'data' => [
+        'degrees' => 180,
+        'random' => TRUE,
+      ],
+      'weight' => 5,
+    ];
+
+    $style->addImageEffect($effect);
+    $style->save();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" alt="" class="image-style-test" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+
+
+    // Add a crop effect.
+    $effect = [
+      'id' => 'image_crop',
+      'data' => [
+        'width' => 30,
+        'height' => 30,
+        'anchor' => 'center-center',
+      ],
+      'weight' => 6,
+    ];
+
+    $style->addImageEffect($effect);
+    $style->save();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="30" height="30" alt="" class="image-style-test" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 30);
+    $this->assertEqual($image_file->getHeight(), 30);
+
+    // 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();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="41" height="41" alt="" class="image-style-test" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 41);
+    $this->assertEqual($image_file->getHeight(), 41);
+
+    $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();
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" alt="" class="image-style-test" />');
+
+    // 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.
+    $generated_uri = 'public://styles/test_uri/public/' . \Drupal::service('file_system')->basename($original_uri);
+    $url = file_url_transform_relative($style->buildUrl($original_uri));
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="100" height="100" alt="" class="image-style-test-uri" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 100);
+    $this->assertEqual($image_file->getHeight(), 100);
+    // GIF original image. Should be resized to 50x50.
+    $file = $files[1];
+    $original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
+    $generated_uri = 'public://styles/test_uri/public/' . \Drupal::service('file_system')->basename($original_uri);
+    $url = file_url_transform_relative($style->buildUrl($original_uri));
+    $variables['#uri'] = $original_uri;
+    $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="50" height="50" alt="" class="image-style-test-uri" />');
+    $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+    $this->drupalGet($this->getAbsoluteUrl($url));
+    $this->assertResponse(200, 'Image was generated at the URL.');
+    $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+    $image_file = $image_factory->get($generated_uri);
+    $this->assertEqual($image_file->getWidth(), 50);
+    $this->assertEqual($image_file->getHeight(), 50);
+  }
+
+  /**
+   * Render an image style element.
+   *
+   * drupal_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_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", NULL, \Drupal::service('renderer')->renderRoot($variables));
+  }
+
+}