<?php

namespace Drupal\Tests\aggregator\Functional;

/**
 * Delete feed items from a feed.
 *
 * @group aggregator
 */
class DeleteFeedItemTest extends AggregatorTestBase {
  /**
   * Tests running "delete items" from 'admin/config/services/aggregator' page.
   */
  public function testDeleteFeedItem() {
    // Create a bunch of test feeds.
    $feed_urls = [];
    // No last-modified, no etag.
    $feed_urls[] = \Drupal::url('aggregator_test.feed', [], ['absolute' => TRUE]);
    // Last-modified, but no etag.
    $feed_urls[] = \Drupal::url('aggregator_test.feed', ['use_last_modified' => 1], ['absolute' => TRUE]);
    // No Last-modified, but etag.
    $feed_urls[] = \Drupal::url('aggregator_test.feed', ['use_last_modified' => 0, 'use_etag' => 1], ['absolute' => TRUE]);
    // Last-modified and etag.
    $feed_urls[] = \Drupal::url('aggregator_test.feed', ['use_last_modified' => 1, 'use_etag' => 1], ['absolute' => TRUE]);

    foreach ($feed_urls as $feed_url) {
      $feed = $this->createFeed($feed_url);
      // Update and delete items two times in a row to make sure that removal
      // resets all 'modified' information (modified, etag, hash) and allows for
      // immediate update. There's 8 items in the feed, but one has an empty
      // title and is skipped.
      $this->updateAndDelete($feed, 7);
      $this->updateAndDelete($feed, 7);
      $this->updateAndDelete($feed, 7);
      // Delete feed.
      $this->deleteFeed($feed);
    }
  }

}
