NodeRSSContentTest.php

<?php

/**
 * @file
 * Definition of Drupal\node\Tests\NodeRSSContentTest.
 */
namespace Drupal\node\Tests;


/**
 * Ensures that data added to nodes by other modules appears in RSS feeds.
 *
 * Create a node, enable the node_test module to ensure that extra data is
 * added to the node->content array, then verify that the data appears on the
 * sitewide RSS feed at rss.xml.
 */
class NodeRSSContentTest extends NodeTestBase {

  /**
   * Enable a module that implements hook_node_view().
   *
   * @var array
   */
  public static $modules = array(
    'node_test',
  );
  public static function getInfo() {
    return array(
      'name' => 'Node RSS Content',
      'description' => 'Ensure that data added to nodes by other modules appears in RSS feeds.',
      'group' => 'Node',
    );
  }
  function setUp() {
    parent::setUp();

    // Use bypass node access permission here, because the test class uses
    // hook_grants_alter() to deny access to everyone on node_access
    // queries.
    $user = $this
      ->drupalCreateUser(array(
      'bypass node access',
      'access content',
      'create article content',
    ));
    $this
      ->drupalLogin($user);
  }

  /**
   * Ensures that a new node includes the custom data when added to an RSS feed.
   */
  function testNodeRSSContent() {

    // Create a node.
    $node = $this
      ->drupalCreateNode(array(
      'type' => 'article',
      'promote' => 1,
    ));
    $this
      ->drupalGet('rss.xml');

    // Check that content added in 'rss' view mode appear in RSS feed.
    $rss_only_content = t('Extra data that should appear only in the RSS feed for node !nid.', array(
      '!nid' => $node->nid,
    ));
    $this
      ->assertText($rss_only_content, 'Node content designated for RSS appear in RSS feed.');

    // Check that content added in view modes other than 'rss' doesn't
    // appear in RSS feed.
    $non_rss_content = t('Extra data that should appear everywhere except the RSS feed for node !nid.', array(
      '!nid' => $node->nid,
    ));
    $this
      ->assertNoText($non_rss_content, 'Node content not designed for RSS does not appear in RSS feed.');

    // Check that extra RSS elements and namespaces are added to RSS feed.
    $test_element = array(
      'key' => 'testElement',
      'value' => t('Value of testElement RSS element for node !nid.', array(
        '!nid' => $node->nid,
      )),
    );
    $test_ns = 'xmlns:drupaltest="http://example.com/test-namespace"';
    $this
      ->assertRaw(format_xml_elements(array(
      $test_element,
    )), 'Extra RSS elements appear in RSS feed.');
    $this
      ->assertRaw($test_ns, 'Extra namespaces appear in RSS feed.');

    // Check that content added in 'rss' view mode doesn't appear when
    // viewing node.
    $this
      ->drupalGet("node/{$node->nid}");
    $this
      ->assertNoText($rss_only_content, 'Node content designed for RSS does not appear when viewing node.');

    // Check that the node feed page does not try to interpret additional path
    // components as arguments for node_feed() and returns default content.
    $this
      ->drupalGet('rss.xml/' . $this
      ->randomName() . '/' . $this
      ->randomName());
    $this
      ->assertText($rss_only_content, 'Ignore page arguments when delivering rss.xml.');
  }

}