public function NodeTemplateSuggestionsTest::testNodeThemeHookSuggestions in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/node/tests/src/Functional/NodeTemplateSuggestionsTest.php \Drupal\Tests\node\Functional\NodeTemplateSuggestionsTest::testNodeThemeHookSuggestions()

Tests if template_preprocess_node() generates the correct suggestions.

File

core/modules/node/tests/src/Functional/NodeTemplateSuggestionsTest.php, line 20

Class

NodeTemplateSuggestionsTest

Tests node template suggestions.

Namespace

Drupal\Tests\node\Functional

Code

public function testNodeThemeHookSuggestions() {

  // Create node to be rendered.
  $node = $this
    ->drupalCreateNode();
  $view_mode = 'full';

  // Simulate theming of the node.
  $build = \Drupal::entityTypeManager()
    ->getViewBuilder('node')
    ->view($node, $view_mode);
  $variables['elements'] = $build;
  $suggestions = \Drupal::moduleHandler()
    ->invokeAll('theme_suggestions_node', [
    $variables,
  ]);
  $this
    ->assertEqual($suggestions, [
    'node__full',
    'node__page',
    'node__page__full',
    'node__' . $node
      ->id(),
    'node__' . $node
      ->id() . '__full',
  ], 'Found expected node suggestions.');

  // Change the view mode.
  $view_mode = 'node.my_custom_view_mode';
  $build = \Drupal::entityTypeManager()
    ->getViewBuilder('node')
    ->view($node, $view_mode);
  $variables['elements'] = $build;
  $suggestions = \Drupal::moduleHandler()
    ->invokeAll('theme_suggestions_node', [
    $variables,
  ]);
  $this
    ->assertEqual($suggestions, [
    'node__node_my_custom_view_mode',
    'node__page',
    'node__page__node_my_custom_view_mode',
    'node__' . $node
      ->id(),
    'node__' . $node
      ->id() . '__node_my_custom_view_mode',
  ], 'Found expected node suggestions.');
}