NodeAccessRecordsTest.php

<?php

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


/**
 * Tests hook_node_access_records() functionality.
 */
class NodeAccessRecordsTest extends NodeTestBase {

  /**
   * Enable a module that implements node access API hooks and alter hook.
   *
   * @var array
   */
  public static $modules = array(
    'node_test',
  );
  public static function getInfo() {
    return array(
      'name' => 'Node access records',
      'description' => 'Test hook_node_access_records when acquiring grants.',
      'group' => 'Node',
    );
  }

  /**
   * Creates a node and tests the creation of node access rules.
   */
  function testNodeAccessRecords() {

    // Create an article node.
    $node1 = $this
      ->drupalCreateNode(array(
      'type' => 'article',
    ));
    $this
      ->assertTrue(node_load($node1->nid), 'Article node created.');

    // Check to see if grants added by node_test_node_access_records made it in.
    $records = db_query('SELECT realm, gid FROM {node_access} WHERE nid = :nid', array(
      ':nid' => $node1->nid,
    ))
      ->fetchAll();
    $this
      ->assertEqual(count($records), 1, 'Returned the correct number of rows.');
    $this
      ->assertEqual($records[0]->realm, 'test_article_realm', 'Grant with article_realm acquired for node without alteration.');
    $this
      ->assertEqual($records[0]->gid, 1, 'Grant with gid = 1 acquired for node without alteration.');

    // Create an unpromoted "Basic page" node.
    $node2 = $this
      ->drupalCreateNode(array(
      'type' => 'page',
      'promote' => 0,
    ));
    $this
      ->assertTrue(node_load($node2->nid), 'Unpromoted basic page node created.');

    // Check to see if grants added by node_test_node_access_records made it in.
    $records = db_query('SELECT realm, gid FROM {node_access} WHERE nid = :nid', array(
      ':nid' => $node2->nid,
    ))
      ->fetchAll();
    $this
      ->assertEqual(count($records), 1, 'Returned the correct number of rows.');
    $this
      ->assertEqual($records[0]->realm, 'test_page_realm', 'Grant with page_realm acquired for node without alteration.');
    $this
      ->assertEqual($records[0]->gid, 1, 'Grant with gid = 1 acquired for node without alteration.');

    // Create an unpromoted, unpublished "Basic page" node.
    $node3 = $this
      ->drupalCreateNode(array(
      'type' => 'page',
      'promote' => 0,
      'status' => 0,
    ));
    $this
      ->assertTrue(node_load($node3->nid), 'Unpromoted, unpublished basic page node created.');

    // Check to see if grants added by node_test_node_access_records made it in.
    $records = db_query('SELECT realm, gid FROM {node_access} WHERE nid = :nid', array(
      ':nid' => $node3->nid,
    ))
      ->fetchAll();
    $this
      ->assertEqual(count($records), 1, 'Returned the correct number of rows.');
    $this
      ->assertEqual($records[0]->realm, 'test_page_realm', 'Grant with page_realm acquired for node without alteration.');
    $this
      ->assertEqual($records[0]->gid, 1, 'Grant with gid = 1 acquired for node without alteration.');

    // Create a promoted "Basic page" node.
    $node4 = $this
      ->drupalCreateNode(array(
      'type' => 'page',
      'promote' => 1,
    ));
    $this
      ->assertTrue(node_load($node4->nid), 'Promoted basic page node created.');

    // Check to see if grant added by node_test_node_access_records was altered
    // by node_test_node_access_records_alter.
    $records = db_query('SELECT realm, gid FROM {node_access} WHERE nid = :nid', array(
      ':nid' => $node4->nid,
    ))
      ->fetchAll();
    $this
      ->assertEqual(count($records), 1, 'Returned the correct number of rows.');
    $this
      ->assertEqual($records[0]->realm, 'test_alter_realm', 'Altered grant with alter_realm acquired for node.');
    $this
      ->assertEqual($records[0]->gid, 2, 'Altered grant with gid = 2 acquired for node.');

    // Check to see if we can alter grants with hook_node_grants_alter().
    $operations = array(
      'view',
      'update',
      'delete',
    );

    // Create a user that is allowed to access content.
    $web_user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    foreach ($operations as $op) {
      $grants = node_test_node_grants($op, $web_user);
      $altered_grants = $grants;
      drupal_alter('node_grants', $altered_grants, $web_user, $op);
      $this
        ->assertNotEqual($grants, $altered_grants, format_string('Altered the %op grant for a user.', array(
        '%op' => $op,
      )));
    }

    // Check that core does not grant access to an unpublished node when an
    // empty $grants array is returned.
    $node6 = $this
      ->drupalCreateNode(array(
      'status' => 0,
      'disable_node_access' => TRUE,
    ));
    $records = db_query('SELECT realm, gid FROM {node_access} WHERE nid = :nid', array(
      ':nid' => $node6->nid,
    ))
      ->fetchAll();
    $this
      ->assertEqual(count($records), 0, 'Returned no records for unpublished node.');
  }

}