Club Drupal

<?php

/**

 * @file

 * Tests for FeedsJSONPathParser.inc.

 */

/**

 * Test single feeds.

 */

class FeedsJSONPathParserTestCase extends FeedsWebTestCase {

  /**

   * Describe this test.

   */

  public static function getInfo() {

    return array(

      'name' => t('JSONPath Parser'),

      'description' => t('Regression tests for Feeds JSONPath parser.'),

      'group' => t('Feeds JSONPath Parser'),

    );

  }

  /**

   * Set up test.

   */

  public function setUp() {

    parent::setUp(array('feeds_jsonpath_parser'));

    $this->downloadJsonPath();

  }

  /**

   * Downloads JSONPath.

   */

  protected function downloadJsonPath() {

    // We don't use a variable_set() here since we want this to be a unit test.

    if (variable_get('feeds_jsonpath_library_dir')) {

      return;

    }

    $url = 'https://jsonpath.googlecode.com/svn/trunk/src/php/jsonpath.php';

    $filename = 'jsonpath.php';

    // Avoid downloading the file dozens of times.

    $library_dir = $this->originalFileDirectory . '/simpletest/feeds_jsonpath_parser';

    $jsonpath_library_dir = DRUPAL_ROOT . '/' . $library_dir . '/jsonpath';

    if (!file_exists(DRUPAL_ROOT . '/' . $library_dir)) {

      drupal_mkdir(DRUPAL_ROOT . '/' . $library_dir);

    }

    if (!file_exists($jsonpath_library_dir)) {

      drupal_mkdir($jsonpath_library_dir);

    }

    // Local file name.

    $local_file = $jsonpath_library_dir . '/' . $filename;

    // Begin single threaded code.

    if (function_exists('sem_get')) {

      $semaphore = sem_get(ftok(__FILE__, 1));

      sem_acquire($semaphore);

    }

    // Download and extact the archive, but only in one thread.

    if (!file_exists($local_file)) {

      $local_file = system_retrieve_file($url, $local_file, FALSE, FILE_EXISTS_REPLACE);

    }

    if (function_exists('sem_get')) {

      sem_release($semaphore);

    }

    // Verify that the file was successfully downloaded.

    $this->assertTrue(file_exists($local_file), format_string('@file found.', array('@file' => $local_file)));

    // Set the library directory.

    variable_set('feeds_jsonpath_library_dir', $jsonpath_library_dir);

  }

  /**

   * Run tests.

   */

  public function test() {

    $this->createImporterConfiguration('JSONPath', 'jsonpath');

    $this->setPlugin('jsonpath', 'FeedsJSONPathParser');

    $this->addMappings('jsonpath',

      array(

        array(

          'source' => 'jsonpath_parser:0',

          'target' => 'title',

          'unique' => FALSE,

        ),

        array(

          'source' => 'jsonpath_parser:1',

          'target' => 'url',

          'unique' => TRUE,

        ),

      )

    );

    // Set importer default settings.

    $edit = array(

      'jsonpath[context]' => '$.store.book[*]',

      'jsonpath[sources][jsonpath_parser:0]' => 'author',

      'jsonpath[sources][jsonpath_parser:1]' => 'price',

      'jsonpath[allow_override]' => TRUE,

    );

    $edit_url = 'admin/structure/feeds/jsonpath/settings/FeedsJSONPathParser';

    $node_save_text = 'Basic page Testing JSONPath Parser has been updated.';

    $this->postAndCheck($edit_url, $edit, 'Save', 'Your changes have been saved.');

    // Test import.

    $path = $GLOBALS['base_url'] . '/' . drupal_get_path('module', 'feeds_jsonpath_parser') . '/tests/feeds_jsonpath_parser';

    $nid = $this->createFeedNode('jsonpath', $path . '/test.json', 'Testing JSONPath Parser');

    $this->assertText('Created 4 nodes');

    // Import again, this verifies url field was mapped correctly.

    $this->drupalPost('node/' . $nid . '/import', array(), 'Import');

    $this->assertText('There are no new nodes');

    // Assert accuracy of aggregated content. I find humor in using our own

    // issue queue to run tests against.

    $this->drupalGet('node');

    $this->assertText('Nigel Rees');

    $this->assertText('Evelyn Waugh');

    $this->assertText('Herman Melville');

    $this->assertText('J. R. R. Tolkien');

    // Test that overriding default settings works.

    $edit = array(

      'feeds[FeedsJSONPathParser][jsonpath][context]' => '/foo',

      'feeds[FeedsJSONPathParser][jsonpath][sources][jsonpath_parser:0]' => 'bar',

      'feeds[FeedsJSONPathParser][jsonpath][sources][jsonpath_parser:1]' => 'baz',

    );

    $this->postAndCheck('node/' . $nid . '/edit', $edit, 'Save', $node_save_text);

    // Assert the we don't create an empty node when JSONPath values don't return anything.

    // That happened at one point.

    $this->drupalPost('node/' . $nid . '/import', array(), 'Import');

    $this->assertText('There are no new nodes');

    // Put the values back so we can test inheritance if the form was changed

    // and then changed back.

    $edit = array(

      'feeds[FeedsJSONPathParser][jsonpath][context]' => '$.store.book[*]',

      'feeds[FeedsJSONPathParser][jsonpath][sources][jsonpath_parser:0]' => 'author',

      'feeds[FeedsJSONPathParser][jsonpath][sources][jsonpath_parser:1]' => 'price',

    );

    $this->postAndCheck('node/' . $nid . '/edit', $edit, 'Save', $node_save_text);

    // Change importer defaults.

    $edit = array(

      'jsonpath[context]' => '//tr',

      'jsonpath[sources][jsonpath_parser:0]' => 'booya',

      'jsonpath[sources][jsonpath_parser:1]' => 'boyz',

    );

    $this->drupalPost($edit_url, $edit, 'Save');

    $this->postAndCheck($edit_url, $edit, 'Save', 'Your changes have been saved.');

    // Make sure the changes propigated.

    $this->drupalGet('node/' . $nid . '/edit');

    $this->assertFieldByName('feeds[FeedsJSONPathParser][jsonpath][context]', '//tr');

    $this->assertFieldByName('feeds[FeedsJSONPathParser][jsonpath][sources][jsonpath_parser:0]', 'booya');

    $this->assertFieldByName('feeds[FeedsJSONPathParser][jsonpath][sources][jsonpath_parser:1]', 'boyz');

    // Turn off allow_override.

    $edit = array(

      'jsonpath[allow_override]' => FALSE,

    );

    $this->postAndCheck($edit_url, $edit, 'Save', 'Your changes have been saved.');

    $this->drupalGet('node/' . $nid . '/edit');

    $this->assertNoText('JSONPath Parser Settings');

    // Test byte replacement.

    $this->assertEqual('ࡇ abc ʦ 𡃁', FeedsJSONPathParser::convertFourBytes('ࡇ abc ʦ 𡃁'));

    $this->assertEqual('ࡇ abc ʦ ', FeedsJSONPathParser::stripFourBytes('ࡇ abc ʦ 𡃁'));

  }

  public function postAndCheck($url, $edit, $button, $saved_text) {

    $this->drupalPost($url, $edit, $button);

    $this->assertText($saved_text);

    $this->drupalGet($url);

    foreach ($edit as $key => $value) {

      $this->assertFieldByName($key, $value);

    }

  }

}