<?php

/**
 * Test cases for token replacement.
 */
class FeedsTokenTest extends FeedsWebTestCase {

  public static function getInfo() {
    return array(
      'name' => 'Feeds token tests',
      'description' => 'Test the Feeds tokens.',
      'group' => 'Feeds',
    );
  }

  public function setUp() {
    parent::setUp();

    // Create an importer configuration.
    $this->createImporterConfiguration('Syndication', 'syndication');
    $this->addMappings('syndication',
      array(
        0 => array(
          'source' => 'title',
          'target' => 'title',
          'unique' => FALSE,
        ),
      )
    );
  }

  /**
   * Test if tokens defined by Feeds work.
   */
  public function testFeedsTokens() {
    // Import a RSS feed.
    $edit = array(
      'feeds[FeedsHTTPFetcher][source]' => $GLOBALS['base_url'] . '/' . drupal_get_path('module', 'feeds') . '/tests/feeds/developmentseed.rss2',
      'title' => 'RSS Feed title',
    );
    $this->drupalPost('node/add/page', $edit, 'Save');

    // Load an imported node.
    $data = array(
      'node' => node_load(2),
    );

    // Setup tokens to test for replacement.
    $texts = array(
      'Source: [node:feed-source]' => 'Source: RSS Feed title',
      'Nid: [node:feed-source:nid]' => 'Nid: 1',
      'Title: [node:feed-source:title]' => 'Title: RSS Feed title',
    );

    // Replace tokens and assert result.
    foreach ($texts as $text => $expected) {
      $replaced = token_replace($text, $data);
      $this->assertEqual($expected, $replaced, format_string('The tokens for "@text" got replaced correctly with "@expected". Actual: "@replaced".', array(
        '@text' => $text,
        '@expected' => $expected,
        '@replaced' => $replaced,
      )));
    }
  }

  /**
   * Tests if a feed node does not get loaded if *not* replacing tokens like
   * [node:feeds-source:x].
   */
  public function testPerformance() {
    // Import a RSS feed.
    $edit = array(
      'feeds[FeedsHTTPFetcher][source]' => $GLOBALS['base_url'] . '/' . drupal_get_path('module', 'feeds') . '/tests/feeds/developmentseed.rss2',
    );
    $this->drupalPost('node/add/page', $edit, 'Save');

    // Keep track of loaded nodes from now on.
    variable_set('feeds_track_node_loads', TRUE);

    // Load an imported node.
    $data = array(
      'node' => node_load(2),
    );

    // Replace a single token.
    token_replace('[node:title]', $data);

    // Ensure only node 2 was loaded.
    $loaded_nodes = variable_get('feeds_loaded_nodes');
    $this->assertEqual(array(2), $loaded_nodes, format_string('The feed node (1) did not get loaded during token replacement, only node 2. Actual: @actual', array(
      '@actual' => var_export($loaded_nodes, TRUE),
    )));
  }
}