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1 <?php
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2
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3 namespace Drupal\Tests\rdf\Functional;
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4
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5 use Drupal\Core\Url;
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6 use Drupal\image\Entity\ImageStyle;
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7 use Drupal\Tests\image\Functional\ImageFieldTestBase;
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8 use Drupal\node\Entity\Node;
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9 use Drupal\file\Entity\File;
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10 use Drupal\Tests\TestFileCreationTrait;
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11
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12 /**
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13 * Tests the RDFa markup of imagefields.
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14 *
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15 * @group rdf
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16 */
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17 class ImageFieldAttributesTest extends ImageFieldTestBase {
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18
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19 use TestFileCreationTrait {
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20 getTestFiles as drupalGetTestFiles;
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21 }
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22
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23 /**
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24 * Modules to enable.
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25 *
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26 * @var array
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27 */
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28 public static $modules = ['rdf', 'image'];
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29
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30 /**
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31 * The name of the image field used in the test.
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32 *
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33 * @var string
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34 */
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35 protected $fieldName;
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36
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37 /**
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38 * The file object used in the test.
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39 *
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40 * @var \Drupal\file\FileInterface
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41 */
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42 protected $file;
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43
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44 /**
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45 * The node object used in the test.
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46 *
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47 * @var \Drupal\node\NodeInterface
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48 */
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49 protected $node;
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50
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51 protected function setUp() {
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52 parent::setUp();
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53
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54 $this->fieldName = 'field_image';
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55
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56 // Create the image field.
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57 $this->createImageField($this->fieldName, 'article');
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58
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59 // Set the RDF mapping for the new field.
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60 rdf_get_mapping('node', 'article')
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61 ->setFieldMapping($this->fieldName, [
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62 'properties' => ['og:image'],
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63 'mapping_type' => 'rel',
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64 ])
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65 ->setBundleMapping(['types' => []])
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66 ->save();
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67
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68 // Get the test image that simpletest provides.
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69 $image = current($this->drupalGetTestFiles('image'));
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70
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71 // Save a node with the image.
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72 $nid = $this->uploadNodeImage($image, $this->fieldName, 'article', $this->randomMachineName());
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73 $this->node = Node::load($nid);
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74 $this->file = File::load($this->node->{$this->fieldName}->target_id);
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75 }
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76
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77 /**
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78 * Tests that image fields in teasers have correct resources.
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79 */
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80 public function testNodeTeaser() {
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81 // Set the display options for the teaser.
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82 $display_options = [
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83 'type' => 'image',
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84 'settings' => ['image_style' => 'medium', 'image_link' => 'content'],
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85 ];
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86 $display = entity_get_display('node', 'article', 'teaser');
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87 $display->setComponent($this->fieldName, $display_options)
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88 ->save();
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89
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90 // Render the teaser.
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91 $node_render_array = node_view($this->node, 'teaser');
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92 $html = \Drupal::service('renderer')->renderRoot($node_render_array);
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93
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94 // Parse the teaser.
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95 $parser = new \EasyRdf_Parser_Rdfa();
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96 $graph = new \EasyRdf_Graph();
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97 $base_uri = Url::fromRoute('<front>', [], ['absolute' => TRUE])->toString();
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98 $parser->parse($graph, $html, 'rdfa', $base_uri);
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99
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100 // Construct the node and image URIs for testing.
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101 $node_uri = $this->node->toUrl('canonical', ['absolute' => TRUE])->toString();
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102 $image_uri = ImageStyle::load('medium')->buildUrl($this->file->getFileUri());
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103
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104 // Test relations from node to image.
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105 $expected_value = [
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106 'type' => 'uri',
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107 'value' => $image_uri,
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108 ];
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109 $this->assertTrue($graph->hasProperty($node_uri, 'http://ogp.me/ns#image', $expected_value), 'Node to file relation found in RDF output (og:image).');
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110
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111 // Test image type.
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112 $expected_value = [
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113 'type' => 'uri',
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114 'value' => 'http://xmlns.com/foaf/0.1/Image',
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115 ];
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116 $this->assertTrue($graph->hasProperty($image_uri, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', $expected_value), 'Image type found in RDF output (foaf:Image).');
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117 }
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118
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119 }
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