function DrupalRenderTestCase::testDrupalRenderChildrenAttached

Test #attached functionality in children elements.

File

modules/simpletest/tests/common.test, line 2218

Class

DrupalRenderTestCase

Tests for drupal_render().

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), 'The element #attached JavaScript was included.');
    $this->assertTrue(strpos($scripts, $child_js), 'The child #attached JavaScript was included.');
    $this->assertTrue(strpos($scripts, $subchild_js), '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), 'The element was retrieved from cache.');
    $scripts = drupal_get_js();
    $this->assertTrue(strpos($scripts, $parent_js), 'The element #attached JavaScript was included when loading from cache.');
    $this->assertTrue(strpos($scripts, $child_js), 'The child #attached JavaScript was included when loading from cache.');
    $this->assertTrue(strpos($scripts, $subchild_js), 'The subchild #attached JavaScript was included when loading from cache.');
    $_SERVER['REQUEST_METHOD'] = $request_method;
}