ffdn.org/sites/all/modules/ctools/page_manager/tests/head_links.test

<?php
/**
 * @file
 * Tests the head links for page manager pages.
 */

/**
 * Test the head links.
 */
class HeadLinksTestCase extends DrupalWebTestCase {
  /**
   * {@inheritdoc}
   */
  public static function getInfo() {
    return array(
      'name' => 'Head links test',
      'description' => 'Checks that the shortlink and canonical links are present on a node page overriden by Page manager',
      'group' => 'ctools',
    );
  }

  /**
   * {@inheritdoc}
   */
  public function setUp() {
    parent::setUp('page_manager');

    // First add an override for "node/%node".
    variable_set('page_manager_node_view_disabled', FALSE);

    $record = (object) array(
      'name' => 'node_view__http_response_707659df-062d-4252-8c2a-22a8e0289cd4',
      'task' => 'node_view',
      'subtask' => '',
      'handler' => 'http_response',
      'weight' => '1',
      'conf' => array(
        'title' => 'Test',
        'contexts' => array(
          0 => array(
            'identifier' => 'String',
            'keyword' => 'string',
            'name' => 'string',
            'string' => 'Test',
            'id' => 1,
          ),
        ),
        'relationships' => array(),
        'code' => '404',
        'destination' => '',
        'name' => '',
      ),
    );

    page_manager_save_task_handler($record);

    menu_rebuild();
  }

  /**
   * Test the presence of the head links.
   */
  public function testHeadLinks() {
    $node = $this->drupalCreateNode();
    $url = 'node/' . $node->nid;
    $this->drupalGet($url);

    $shortlink = $this->xpath('//head//link[@rel="shortlink"]');
    $this->assertEqual(url($url), (string) $shortlink[0]['href'], 'shortlink url found');

    $canonical = $this->xpath('//head//link[@rel="canonical"]');
    $this->assertEqual(url($url), (string) $canonical[0]['href'], 'canonical url found');
  }
}