<?php
// $Id: feeds_scheduler.test,v 1.6 2010-09-18 01:44:47 alexb Exp $

/**
 * @file
 * Feeds tests.
 */

// Require FeedsWebTestCase class definition.
require_once(dirname(__FILE__) .'/feeds.test.inc');

/**
 * Test cron scheduling.
 */
class FeedsSchedulerTestCase extends FeedsWebTestCase {

  /**
   * Describe this test.
   */
  public function getInfo() {
    return array(
      'name' => t('Scheduler'),
      'description' => t('Tests for feeds scheduler.'),
      'group' => t('Feeds'),
    );
  }

  /**
   * Set up test.
   */
  public function setUp() {
    parent::setUp('feeds', 'feeds_ui', 'ctools', 'job_scheduler');
    $this->loginAdmin();
    $this->createImporterConfiguration();
    $this->addMappings('syndication',
      array(
        array(
          'source' => 'title',
          'target' => 'title',
          'unique' => FALSE,
        ),
        array(
          'source' => 'description',
          'target' => 'body',
          'unique' => FALSE,
        ),
        array(
          'source' => 'timestamp',
          'target' => 'created',
          'unique' => FALSE,
        ),
        array(
          'source' => 'url',
          'target' => 'url',
          'unique' => TRUE,
        ),
        array(
          'source' => 'guid',
          'target' => 'guid',
          'unique' => TRUE,
        ),
      )
    );
  }

  /**
   * Test scheduling on cron.
   */
  public function testScheduling() {
    // Create 10 feed nodes. Turn off import on create before doing that.
    $edit = array(
      'import_on_create' => FALSE,
    );
    $this->drupalPost('admin/structure/feeds/edit/syndication/settings', $edit, 'Save');
    $this->assertText('Do not import on create');

    $nids = $this->createFeedNodes();
    // This implicitly tests the import_on_create node setting being 0.
    $this->assertTrue($nids[0] == 1 && $nids[1] == 2, 'Node ids sequential.');

    // Check whether feed got properly added to scheduler.
    foreach ($nids as $nid) {
      $this->assertEqual(1, db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND id = :nid AND callback = 'feeds_source_import' AND last <> 0 AND scheduled = 0 AND period = 1800 AND periodic = 1", array(':nid' => $nid))->fetchField());
    }

    // Take time for comparisons.
    $time = time();
    sleep(1);

    // Log out and run cron, no changes.
    $this->drupalLogout();
    $this->runCron();
    $count = db_query("SELECT COUNT(*) FROM {job_schedule} WHERE last > :time", array(':time' => $time))->fetchField();
    $this->assertEqual($count, 0, '0 feeds refreshed on cron.');

    // Set next time to 0 to simulate updates.
    // There should be 2 x job_schedule_num (= 10) feeds updated now.
    db_query("UPDATE {job_schedule} SET next = 0");
    $this->runCron();
    $this->runCron();

    $schedule = array();
    $count = db_query("SELECT COUNT(*) FROM {job_schedule} WHERE last > :time", array(':time' => $time))->fetchField();
    $this->assertEqual($count, 10, '10 feeds refreshed on cron.');
    $result = db_query("SELECT * FROM {job_schedule}", $time);

    // There should be 100 article nodes in the database.
    $count = db_query("SELECT COUNT(*) FROM {node} WHERE type = 'article'")->fetchField();
    $this->assertEqual($count, 100, 'There are 100 article nodes aggregated.');

    // Hit twice cron again.
    $this->runCron();
    $this->runCron();

    // There should be feeds_schedule_num X 2 (= 20) feeds updated now.
    $schedule = array();
    $rows = db_query("SELECT id, last, scheduled FROM {job_schedule} WHERE last > :time", array(':time' => $time));
    foreach ($rows as $row) {
      $schedule[$row->id] = $row;
    }
    $this->assertEqual(count($schedule), 20, '20 feeds refreshed on cron.');

    // There should be 200 article nodes in the database.
    $count = db_query("SELECT COUNT(*) FROM {node} WHERE type = 'article' AND status = 1")->fetchField();
    $this->assertEqual($count, 200, 'There are 200 article nodes aggregated.');

    // There shouldn't be any items with scheduled = 1 now, if so, this would
    // mean they are stuck.
    $count = db_query("SELECT COUNT(*) FROM {job_schedule} WHERE scheduled = 1")->fetchField();
    $this->assertEqual($count, 0, 'All items are unscheduled (schedule flag = 0).');

    // Hit cron again twice.
    $this->runCron();
    $this->runCron();

    // The import_period setting of the feed configuration is 1800, there
    // shouldn't be any change to the database now.
    $equal = TRUE;
    $rows = db_query("SELECT id, last, scheduled FROM {job_schedule} WHERE last > :time", array(':time' => $time));
    foreach ($rows as $row) {
      $equal = $equal && ($row->last == $schedule[$row->id]->last);
    }
    $this->assertTrue($equal, 'Schedule did not change.');

    // Log back in and set refreshing to as often as possible.
    $this->loginAdmin();
    $edit = array(
      'import_period' => 0,
    );
    $this->drupalPost('admin/structure/feeds/edit/syndication/settings', $edit, 'Save');
    $this->assertText('Refresh: as often as possible');
    $this->drupalLogout();

    // Hit cron once, this should cause Feeds to reschedule all entries.
    $this->runCron();
    $equal = FALSE;
    $rows = db_query("SELECT id, last, scheduled FROM {job_schedule} WHERE last > :time", array(':time' => $time));
    foreach ($rows as $row) {
      $equal = $equal && ($row->last == $schedule[$row->id]->last);
      $schedule[$row->id] = $row;
    }
    $this->assertFalse($equal, 'Every feed schedule time changed.');

    // Hit cron again, 4 times now, every item should change again.
    for ($i = 0; $i < 4; $i++) {
      $this->runCron();
    }
    $equal = FALSE;
    $rows = db_query("SELECT id, last, scheduled FROM {job_schedule} WHERE last > :time", array(':time' => $time));
    foreach ($rows as $row) {
      $equal = $equal && ($row->last == $schedule[$row->id]->last);
    }
    $this->assertFalse($equal, 'Every feed schedule time changed.');

    // There should be 200 article nodes in the database.
    $count = db_query("SELECT COUNT(*) FROM {node} WHERE type = 'article' AND status = 1")->fetchField();
    $this->assertEqual($count, 200, 'The total of 200 article nodes has not changed.');

    // Set expire settings, check rescheduling.
    $max_last = db_query("SELECT MAX(last) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import' AND period = 0")->fetchField();
    $min_last = db_query("SELECT MIN(last) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import' AND period = 0")->fetchField();
    $this->assertEqual(0, db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_importer_expire' AND last <> 0 AND scheduled = 0")->fetchField());
    $this->loginAdmin();
    $this->setSettings('syndication', 'FeedsNodeProcessor', array('expire' => 86400));
    $this->drupalLogout();
    sleep(1);
    $this->runCron();
    // There should be a feeds_importer_expire callback now, and all last fields should be reset.
    $this->assertEqual(1, db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_importer_expire' AND last <> 0 AND scheduled = 0 AND period = 3600")->fetchField());
    $new_max_last = db_query("SELECT MAX(last) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import' AND period = 0")->fetchField();
    $new_min_last = db_query("SELECT MIN(last) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import' AND period = 0")->fetchField();
    $this->assertNotEqual($new_max_last, $max_last);
    $this->assertNotEqual($new_min_last, $min_last);
    $this->assertEqual($new_max_last, $new_min_last);
    $max_last = $new_max_last;
    $min_last = $new_min_last;

    // Set import settings, check rescheduling.
    $this->loginAdmin();
    $this->setSettings('syndication', '', array('import_period' => 3600));
    $this->drupalLogout();
    sleep(1);
    $this->runCron();
    $new_max_last = db_query("SELECT MAX(last) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import' AND period = 3600")->fetchField();
    $new_min_last = db_query("SELECT MIN(last) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import' AND period = 3600")->fetchField();
    $this->assertNotEqual($new_max_last, $max_last);
    $this->assertNotEqual($new_min_last, $min_last);
    $this->assertEqual($new_max_last, $new_min_last);
    $this->assertEqual(0, db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import' AND period <> 3600")->fetchField());
    $this->assertEqual(1, db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_importer_expire' AND period = 3600 AND last = :last", array(':last' => $new_min_last))->fetchField());

    // Delete source, delete importer, check schedule.
    $this->loginAdmin();
    $nid = array_shift($nids);
    $this->drupalPost("node/$nid/delete", array(), t('Delete'));
    $this->assertEqual(0, db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import' AND id = :nid", array(':nid' => $nid))->fetchField());
    $this->assertEqual(count($nids), db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import'")->fetchField());
    $this->assertEqual(1, db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_importer_expire' AND id = 0")->fetchField());

    $this->drupalPost('admin/structure/feeds/delete/syndication', array(), t('Delete'));
    $this->assertEqual(0, db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_importer_expire' AND id = 0")->fetchField());
    $this->assertEqual(count($nids), db_query("SELECT COUNT(*) FROM {job_schedule} WHERE type = 'syndication' AND callback = 'feeds_source_import'")->fetchField());
  }

  /**
   * Test batching on cron.
   */
  function testBatching() {
    // Verify that there are 150 nodes total.
    $nid = $this->createFeedNode('syndication', $GLOBALS['base_url'] .'/'. drupal_get_path('module', 'feeds') .'/tests/feeds/many_items.rss2');
    $this->assertText('Created 150 Article nodes.');
    $this->drupalPost('node/'. $nid .'/delete-items', array(), 'Delete');
    $this->assertText('Deleted 150 nodes.');

    // Set next time to 0 to simulate updates.
    db_query("UPDATE {job_schedule} SET next = 0");
    // Hit cron 3 times, assert correct number of article nodes.
    for ($i = 0; $i < 3; $i++) {
      $this->runCron(1);
      // 50 == FEEDS_NODE_BATCH_SIZE
      $this->assertEqual(50 * ($i + 1), db_query("SELECT COUNT(*) FROM {node} WHERE type = 'article'")->fetchField());
      $this->assertEqual(0, db_query("SELECT period FROM {job_schedule} WHERE type = 'syndication' AND id = :nid", array(':nid' => $nid))->fetchField());
    }
    // Run one more time to cause the batch to reset, check period back to 1800.
    $this->runCron();
    $this->assertEqual(1800, db_query("SELECT period FROM {job_schedule} WHERE type = 'syndication' AND id = :nid", array(':nid' => $nid))->fetchField());

    // Delete a couple of nodes, then hit cron again. They should not be replaced
    // as the minimum update time is 30 minutes.
    $nodes = db_query_range("SELECT nid FROM {node} WHERE type = 'article'", 0, 2);
    foreach ($nodes as $node) {
      $this->drupalPost("node/{$node->nid}/delete", array(), 'Delete');
    }
    $this->assertEqual(148, db_query("SELECT COUNT(*) FROM {node} WHERE type = 'article'")->fetchField());
    $this->runCron();
    $this->assertEqual(148, db_query("SELECT COUNT(*) FROM {node} WHERE type = 'article'")->fetchField());
  }

  /**
   * Helper, log in as an admin user.
   */
  protected function loginAdmin() {
    $this->drupalLogin(
      $this->drupalCreateUser(
        array(
          'administer feeds', 'administer nodes',
        )
      )
    );
  }

  /**
   * Helper, run cron.
   */
  protected function runCron($sleep = 0) {
    $this->drupalGet($GLOBALS['base_url'] .'/cron.php');
    sleep($sleep);
  }
}