function ImageFieldAttributesTest::testNodeTeaser in Zircon Profile 8.0

Same name and namespace in other branches

1. 8 core/modules/rdf/src/Tests/ImageFieldAttributesTest.php \Drupal\rdf\Tests\ImageFieldAttributesTest::testNodeTeaser()

Tests that image fields in teasers have correct resources.

File

core/modules/rdf/src/Tests/ImageFieldAttributesTest.php, line 79

Contains \Drupal\rdf\Tests\ImageFieldAttributesTest.

Class

ImageFieldAttributesTest

Tests the RDFa markup of imagefields.

Namespace

Drupal\rdf\Tests

Code

function testNodeTeaser() {

  // Set the display options for the teaser.
  $display_options = array(
    'type' => 'image',
    'settings' => array(
      'image_style' => 'medium',
      'image_link' => 'content',
    ),
  );
  $display = entity_get_display('node', 'article', 'teaser');
  $display
    ->setComponent($this->fieldName, $display_options)
    ->save();

  // Render the teaser.
  $node_render_array = node_view($this->node, 'teaser');
  $html = \Drupal::service('renderer')
    ->renderRoot($node_render_array);

  // Parse the teaser.
  $parser = new \EasyRdf_Parser_Rdfa();
  $graph = new \EasyRdf_Graph();
  $base_uri = \Drupal::url('<front>', [], [
    'absolute' => TRUE,
  ]);
  $parser
    ->parse($graph, $html, 'rdfa', $base_uri);

  // Construct the node and image URIs for testing.
  $node_uri = $this->node
    ->url('canonical', [
    'absolute' => TRUE,
  ]);
  $image_uri = ImageStyle::load('medium')
    ->buildUrl($this->file
    ->getFileUri());

  // Test relations from node to image.
  $expected_value = array(
    'type' => 'uri',
    'value' => $image_uri,
  );
  $this
    ->assertTrue($graph
    ->hasProperty($node_uri, 'http://ogp.me/ns#image', $expected_value), 'Node to file relation found in RDF output (og:image).');

  // Test image type.
  $expected_value = array(
    'type' => 'uri',
    'value' => 'http://xmlns.com/foaf/0.1/Image',
  );
  $this
    ->assertTrue($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).');
}