<?php

/**
 * @file
 * Tests islandora tuque functionality.
 */

class IslandoraTuqueTestCase extends IslandoraWebTestCase {

  /**
   * Gets info to display to describe this test.
   *
   * @see IslandoraWebTestCase::getInfo()
   */
  public static function getInfo() {
    return array(
      'name' => 'Islandora Tuque User Cache',
      'description' => 'Tests the tuque cache when a user changes.',
      'group' => 'Islandora',
    );
  }

  /**
   * Prepares enviroment for testing.
   *
   * @see IslandoraWebTestCase::setUp()
   */
  public function setUp() {
    parent::setUp(array('islandora'));
  }

  /**
   * Tests that a new tuque instance is created when a new user is provided.
   */
  public function testTuqueUserChange() {
    global $user;
    $tuque = islandora_get_tuque_connection($user);
    $old_user_name = $tuque->connection->username;
    $new_user = user_load(0);
    $tuque = islandora_get_tuque_connection($new_user);
    $new_user_name = $tuque->connection->username;
    $this->assertNotEqual($old_user_name, $new_user_name, "User in tuque's connection changes when a new user is provided to islandora_get_tuque_connection().");

    $tuque = islandora_get_tuque_connection();
    $new_user_name = $tuque->connection->username;

    $this->assertEqual($old_user_name, $new_user_name, "User in tuque's connection changes back when no user is provided.");
  }

  /**
   * Tests that tuque does not exist and the user is not null.
   */
  public function testTuqueDoesNotExistAndUserIsNotNull() {
    drupal_static_reset('islandora_get_tuque_connection');
    $user_to_provide = user_load(1);

    $new_tuque = islandora_get_tuque_connection($user_to_provide);
    $new_tuque_user_name = $new_tuque->connection->username;

    $this->assertNotNull($new_tuque, 'Tuque is not NULL');
    $this->assertEqual($user_to_provide->name, $new_tuque_user_name);
  }

  /**
   * Tests that tuque does not exist and the user is null.
   */
  public function testTuqueDoesNotExistAndUserIsNull() {
    $new_tuque = islandora_get_tuque_connection();
    $new_tuque_user_name = $new_tuque->connection->username;
    global $user;
    $this->assertEqual($new_tuque_user_name, $user->name);
  }
}