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

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/image/src/Tests/ImageThemeFunctionTest.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,221 @@
+<?php
+
+namespace Drupal\image\Tests;
+
+use Drupal\Core\Field\FieldStorageDefinitionInterface;
+use Drupal\Core\Url;
+use Drupal\entity_test\Entity\EntityTest;
+use Drupal\field\Entity\FieldConfig;
+use Drupal\file\Entity\File;
+use Drupal\image\Entity\ImageStyle;
+use Drupal\simpletest\WebTestBase;
+use Drupal\field\Entity\FieldStorageConfig;
+
+/**
+ * Tests image theme functions.
+ *
+ * @group image
+ */
+class ImageThemeFunctionTest extends WebTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['image', 'entity_test'];
+
+  /**
+   * Created file entity.
+   *
+   * @var \Drupal\file\Entity\File
+   */
+  protected $image;
+
+  /**
+   * @var \Drupal\Core\Image\ImageFactory
+   */
+  protected $imageFactory;
+
+  protected function setUp() {
+    parent::setUp();
+
+    FieldStorageConfig::create([
+      'entity_type' => 'entity_test',
+      'field_name' => 'image_test',
+      'type' => 'image',
+      'cardinality' => FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED,
+    ])->save();
+    FieldConfig::create([
+      'entity_type' => 'entity_test',
+      'field_name' => 'image_test',
+      'bundle' => 'entity_test',
+    ])->save();
+    file_unmanaged_copy(\Drupal::root() . '/core/misc/druplicon.png', 'public://example.jpg');
+    $this->image = File::create([
+      'uri' => 'public://example.jpg',
+    ]);
+    $this->image->save();
+    $this->imageFactory = $this->container->get('image.factory');
+  }
+
+  /**
+   * Tests usage of the image field formatters.
+   */
+  public function testImageFormatterTheme() {
+    /** @var \Drupal\Core\Render\RendererInterface $renderer */
+    $renderer = $this->container->get('renderer');
+
+    // Create an image.
+    $files = $this->drupalGetTestFiles('image');
+    $file = reset($files);
+    $original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
+
+    // Create a style.
+    $style = ImageStyle::create(['name' => 'test', 'label' => 'Test']);
+    $style->save();
+    $url = file_url_transform_relative($style->buildUrl($original_uri));
+
+    // Create a test entity with the image field set.
+    $entity = EntityTest::create();
+    $entity->image_test->target_id = $this->image->id();
+    $entity->image_test->alt = NULL;
+    $entity->image_test->uri = $original_uri;
+    $image = $this->imageFactory->get('public://example.jpg');
+    $entity->save();
+
+    // Create the base element that we'll use in the tests below.
+    $path = $this->randomMachineName();
+    $base_element = [
+      '#theme' => 'image_formatter',
+      '#image_style' => 'test',
+      '#item' => $entity->image_test,
+      '#url' => Url::fromUri('base:' . $path),
+    ];
+
+    // Test using theme_image_formatter() with a NULL value for the alt option.
+    $element = $base_element;
+    $this->setRawContent($renderer->renderRoot($element));
+    $elements = $this->xpath('//a[@href=:path]/img[@class="image-style-test" and @src=:url and @width=:width and @height=:height]', [':path' => base_path() . $path, ':url' => $url, ':width' => $image->getWidth(), ':height' => $image->getHeight()]);
+    $this->assertEqual(count($elements), 1, 'theme_image_formatter() correctly renders with a NULL value for the alt option.');
+
+    // Test using theme_image_formatter() without an image title, alt text, or
+    // link options.
+    $element = $base_element;
+    $element['#item']->alt = '';
+    $this->setRawContent($renderer->renderRoot($element));
+    $elements = $this->xpath('//a[@href=:path]/img[@class="image-style-test" and @src=:url and @width=:width and @height=:height and @alt=""]', [':path' => base_path() . $path, ':url' => $url, ':width' => $image->getWidth(), ':height' => $image->getHeight()]);
+    $this->assertEqual(count($elements), 1, 'theme_image_formatter() correctly renders without title, alt, or path options.');
+
+    // Link the image to a fragment on the page, and not a full URL.
+    $fragment = $this->randomMachineName();
+    $element = $base_element;
+    $element['#url'] = Url::fromRoute('<none>', [], ['fragment' => $fragment]);
+    $this->setRawContent($renderer->renderRoot($element));
+    $elements = $this->xpath('//a[@href=:fragment]/img[@class="image-style-test" and @src=:url and @width=:width and @height=:height and @alt=""]', [
+      ':fragment' => '#' . $fragment,
+      ':url' => $url,
+      ':width' => $image->getWidth(),
+      ':height' => $image->getHeight()
+    ]);
+    $this->assertEqual(count($elements), 1, 'theme_image_formatter() correctly renders a link fragment.');
+  }
+
+  /**
+   * Tests usage of the image style theme function.
+   */
+  public function testImageStyleTheme() {
+    /** @var \Drupal\Core\Render\RendererInterface $renderer */
+    $renderer = $this->container->get('renderer');
+
+    // Create an image.
+    $files = $this->drupalGetTestFiles('image');
+    $file = reset($files);
+    $original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
+
+    // Create a style.
+    $style = ImageStyle::create(['name' => 'image_test', 'label' => 'Test']);
+    $style->save();
+    $url = file_url_transform_relative($style->buildUrl($original_uri));
+
+    // Create the base element that we'll use in the tests below.
+    $base_element = [
+      '#theme' => 'image_style',
+      '#style_name' => 'image_test',
+      '#uri' => $original_uri,
+    ];
+
+    $element = $base_element;
+    $this->setRawContent($renderer->renderRoot($element));
+    $elements = $this->xpath('//img[@class="image-style-image-test" and @src=:url and @alt=""]', [':url' => $url]);
+    $this->assertEqual(count($elements), 1, 'theme_image_style() renders an image correctly.');
+
+    // Test using theme_image_style() with a NULL value for the alt option.
+    $element = $base_element;
+    $element['#alt'] = NULL;
+    $this->setRawContent($renderer->renderRoot($element));
+    $elements = $this->xpath('//img[@class="image-style-image-test" and @src=:url]', [':url' => $url]);
+    $this->assertEqual(count($elements), 1, 'theme_image_style() renders an image correctly with a NULL value for the alt option.');
+  }
+
+  /**
+   * Tests image alt attribute functionality.
+   */
+  public function testImageAltFunctionality() {
+    /** @var \Drupal\Core\Render\RendererInterface $renderer */
+    $renderer = $this->container->get('renderer');
+
+    // Test using alt directly with alt attribute.
+    $image_with_alt_property = [
+      '#theme' => 'image',
+      '#uri' => '/core/themes/bartik/logo.svg',
+      '#alt' => 'Regular alt',
+      '#title' => 'Test title',
+      '#width' => '50%',
+      '#height' => '50%',
+      '#attributes' => ['class' => 'image-with-regular-alt', 'id' => 'my-img'],
+    ];
+
+    $this->setRawContent($renderer->renderRoot($image_with_alt_property));
+    $elements = $this->xpath('//img[contains(@class, class) and contains(@alt, :alt)]', [":class" => "image-with-regular-alt", ":alt" => "Regular alt"]);
+    $this->assertEqual(count($elements), 1, 'Regular alt displays correctly');
+
+    // Test using alt attribute inside attributes.
+    $image_with_alt_attribute_alt_attribute = [
+      '#theme' => 'image',
+      '#uri' => '/core/themes/bartik/logo.svg',
+      '#width' => '50%',
+      '#height' => '50%',
+      '#attributes' => [
+        'class' => 'image-with-attribute-alt',
+        'id' => 'my-img',
+        'title' => 'New test title',
+        'alt' => 'Attribute alt',
+      ],
+    ];
+
+    $this->setRawContent($renderer->renderRoot($image_with_alt_attribute_alt_attribute));
+    $elements = $this->xpath('//img[contains(@class, class) and contains(@alt, :alt)]', [":class" => "image-with-attribute-alt", ":alt" => "Attribute alt"]);
+    $this->assertEqual(count($elements), 1, 'Attribute alt displays correctly');
+
+    // Test using alt attribute as property and inside attributes.
+    $image_with_alt_attribute_both = [
+      '#theme' => 'image',
+      '#uri' => '/core/themes/bartik/logo.svg',
+      '#width' => '50%',
+      '#height' => '50%',
+      '#alt' => 'Kitten sustainable',
+      '#attributes' => [
+        'class' => 'image-with-attribute-alt',
+        'id' => 'my-img',
+        'title' => 'New test title',
+        'alt' => 'Attribute alt',
+      ],
+    ];
+
+    $this->setRawContent($renderer->renderRoot($image_with_alt_attribute_both));
+    $elements = $this->xpath('//img[contains(@class, class) and contains(@alt, :alt)]', [":class" => "image-with-attribute-alt", ":alt" => "Attribute alt"]);
+    $this->assertEqual(count($elements), 1, 'Attribute alt overrides alt property if both set.');
+  }
+
+}