DrupalRenderTestCase::testDrupalRenderChildrenAttached

Test #attached functionality in children elements.

File

modules/simpletest/tests/common.test, line 1621

Tests for common.inc functionality.

Code

function testDrupalRenderChildrenAttached() {
  // The cache system is turned off for POST requests.
  $request_method = $_SERVER['REQUEST_METHOD'];
  $_SERVER['REQUEST_METHOD'] = 'GET';

  // Create an element with a child and subchild.  Each element loads a
  // different JavaScript file using #attached.
  $parent_js = drupal_get_path('module', 'user') . '/user.js';
  $child_js = drupal_get_path('module', 'forum') . '/forum.js';
  $subchild_js = drupal_get_path('module', 'book') . '/book.js';
  $element = array(
    '#type' => 'fieldset', 
    '#cache' => array(
      'keys' => array('simpletest', 'drupal_render', 'children_attached'),
    ), 
    '#attached' => array('js' => array($parent_js)), 
    '#title' => 'Parent',
  );
  $element['child'] = array(
    '#type' => 'fieldset', 
    '#attached' => array('js' => array($child_js)), 
    '#title' => 'Child',
  );
  $element['child']['subchild'] = array(
    '#attached' => array('js' => array($subchild_js)), 
    '#markup' => 'Subchild',
  );

  // Render the element and verify the presence of #attached JavaScript.
  drupal_render($element);
  $scripts = drupal_get_js();
  $this->assertTrue(strpos($scripts, $parent_js), t('The element #attached JavaScript was included.'));
  $this->assertTrue(strpos($scripts, $child_js), t('The child #attached JavaScript was included.'));
  $this->assertTrue(strpos($scripts, $subchild_js), t('The subchild #attached JavaScript was included.'));

  // Load the element from cache and verify the presence of the #attached
  // JavaScript.
  drupal_static_reset('drupal_add_js');
  $this->assertTrue(drupal_render_cache_get($element), t('The element was retrieved from cache.'));
  $scripts = drupal_get_js();
  $this->assertTrue(strpos($scripts, $parent_js), t('The element #attached JavaScript was included when loading from cache.'));
  $this->assertTrue(strpos($scripts, $child_js), t('The child #attached JavaScript was included when loading from cache.'));
  $this->assertTrue(strpos($scripts, $subchild_js), t('The subchild #attached JavaScript was included when loading from cache.'));

  $_SERVER['REQUEST_METHOD'] = $request_method;
}