<?php

/**
 * @file
 * Contains L10nUpdateCronTest.
 */

/**
 * Tests for translation update using cron.
 */
class L10nUpdateCronTest extends L10nUpdateTestBase {

  protected $batch_output = array();

  /**
   * {@inheritdoc}
   */
  public static function getInfo() {
    return array(
      'name' => 'Update translations using cron',
      'description' => 'Tests for using cron to update project interface translations.',
      'group' => 'Localization Update',
    );
  }

  /**
   * {@inheritdoc}
   */
  public function setUp() {
    parent::setUp();
    $admin_user = $this->drupalCreateUser(array('administer modules', 'administer site configuration', 'administer languages', 'access administration pages', 'translate interface'));
    $this->drupalLogin($admin_user);
    $this->addLanguage('de');
  }

  /**
   * Tests interface translation update using cron.
   */
  public function testUpdateCron() {
    // Set a flag to let the l10n_update_test module replace the project data
    // with a set of test projects.
    variable_set('l10n_update_test_projects_alter', TRUE);

    // Setup local and remote translations files.
    $this->setTranslationFiles();
    variable_set('l10n_update_default_filename', '%project-%release.%language._po');

    // Update translations using batch to ensure a clean test starting point.
    $this->drupalGet('admin/config/regional/translate/check');
    $this->drupalPost('admin/config/regional/translate/update', array(), t('Update translations'));

    // Store translation status for comparison.
    $initial_history = l10n_update_get_file_history();

    // Prepare for test: Simulate new translations being available.
    // Change the last updated timestamp of a translation file.
    $contrib_module_two_uri = 'public://local/contrib_module_two-7.x-2.0-beta4.de._po';
    touch(drupal_realpath($contrib_module_two_uri), REQUEST_TIME);

    // Prepare for test: Simulate that the file has not been checked for a long
    // time. Set the last_check timestamp to zero.
    $query = db_update('l10n_update_file');
    $query->fields(array('last_checked' => 0));
    $query->condition('project', 'contrib_module_two');
    $query->condition('language', 'de');
    $query->execute();

    // Test: Disable cron update and verify that no tasks are added to the
    // queue.
    $edit = array(
      'l10n_update_check_frequency' => '0',
    );
    $this->drupalPost('admin/config/regional/language/update', $edit, t('Save configuration'));

    // Execute l10n_update cron taks to add tasks to the queue.
    l10n_update_cron();

    // Check whether no tasks are added to the queue.
    $queue = DrupalQueue::get('l10n_update', TRUE);
    $this->assertEqual($queue->numberOfItems(), 0, 'Queue is empty');

    // Test: Enable cron update and check if update tasks are added to the
    // queue.
    // Set cron update to Weekly.
    $edit = array(
      'l10n_update_check_frequency' => '7',
    );
    $this->drupalPost('admin/config/regional/language/update', $edit, t('Save configuration'));

    // Execute l10n_update cron task to add tasks to the queue.
    l10n_update_cron();

    // Check whether tasks are added to the queue.
    $queue = DrupalQueue::get('l10n_update', TRUE);
    $this->assertEqual($queue->numberOfItems(), 3, 'Queue holds tasks for one project.');
    $item = $queue->claimItem();
    $queue->releaseItem($item);
    $this->assertEqual($item->data[1][0], 'contrib_module_two', 'Queue holds tasks for contrib module one.');

    // Test: Run cron for a second time and check if tasks are not added to
    // the queue twice.
    l10n_update_cron();

    // Check whether no more tasks are added to the queue.
    $queue = DrupalQueue::get('l10n_update', TRUE);
    $this->assertEqual($queue->numberOfItems(), 3, 'Queue holds tasks for one project.');

    // Ensure last checked is updated to a greater time than the initial value.
    sleep(1);
    // Test: Execute cron and check if tasks are executed correctly.
    // Run cron to process the tasks in the queue.
    $this->drupalGet('admin/reports/status/run-cron');

    drupal_static_reset('l10n_update_get_file_history');
    $history = l10n_update_get_file_history();
    $initial = $initial_history['contrib_module_two']['de'];
    $current = $history['contrib_module_two']['de'];
    $this->assertTrue($current->timestamp > $initial->timestamp, 'Timestamp is updated');
    $this->assertTrue($current->last_checked > $initial->last_checked, 'Last checked is updated');
  }

}