UserAutocompleteTest.php

<?php

/**
 * @file
 * Definition of Drupal\user\Tests\UserAutocompleteTest.
 */
namespace Drupal\user\Tests;

use Drupal\simpletest\WebTestBase;

/**
 * Test user autocompletion.
 */
class UserAutocompleteTest extends WebTestBase {
  public static function getInfo() {
    return array(
      'name' => 'User autocompletion',
      'description' => 'Test user autocompletion functionality.',
      'group' => 'User',
    );
  }
  function setUp() {
    parent::setUp();

    // Set up two users with different permissions to test access.
    $this->unprivileged_user = $this
      ->drupalCreateUser();
    $this->privileged_user = $this
      ->drupalCreateUser(array(
      'access user profiles',
    ));
  }

  /**
   * Tests access to user autocompletion and verify the correct results.
   */
  function testUserAutocomplete() {

    // Check access from unprivileged user, should be denied.
    $this
      ->drupalLogin($this->unprivileged_user);
    $this
      ->drupalGet('user/autocomplete', array(
      'query' => array(
        'q' => $this->unprivileged_user->name[0],
      ),
    ));
    $this
      ->assertResponse(403, 'Autocompletion access denied to user without permission.');

    // Check access from privileged user.
    $this
      ->drupalLogout();
    $this
      ->drupalLogin($this->privileged_user);
    $this
      ->drupalGet('user/autocomplete', array(
      'query' => array(
        'q' => $this->unprivileged_user->name[0],
      ),
    ));
    $this
      ->assertResponse(200, 'Autocompletion access allowed.');

    // Using first letter of the user's name, make sure the user's full name is in the results.
    $this
      ->assertRaw($this->unprivileged_user->name, 'User name found in autocompletion results.');
  }

}