Club Drupal

/**

 * Test cache_form.

 */

class FormsFormCacheTestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Form caching',

      'description' => 'Tests storage and retrieval of forms from cache.',

      'group' => 'Form API',

    );

  }

  function setUp() {

    parent::setUp('form_test');

  }

  /**

   * Tests storing and retrieving the form from cache.

   */

  function testCacheForm() {

    $form = drupal_get_form('form_test_cache_form');

    $form_state = array('foo' => 'bar', 'build_info' => array('baz'));

    form_set_cache($form['#build_id'], $form, $form_state);

    $cached_form_state = array();

    $cached_form = form_get_cache($form['#build_id'], $cached_form_state);

    $this->assertEqual($cached_form['#build_id'], $form['#build_id'], 'Form retrieved from cache_form successfully.');

    $this->assertEqual($cached_form_state['foo'], 'bar', 'Data retrieved from cache_form successfully.');

  }

  /**

   * Tests changing form_cache_expiration.

   */

  function testCacheFormCustomExpiration() {

    variable_set('form_cache_expiration', -1 * (24 * 60 * 60));

    $form = drupal_get_form('form_test_cache_form');

    $form_state = array('foo' => 'bar', 'build_info' => array('baz'));

    form_set_cache($form['#build_id'], $form, $form_state);

    // Clear expired entries from cache_form, which should include the entry we

    // just stored. Without this, the form will still be retrieved from cache.

    cache_clear_all(NULL, 'cache_form');

    $cached_form_state = array();

    $cached_form = form_get_cache($form['#build_id'], $cached_form_state);

    $this->assertNull($cached_form, 'Expired form was not returned from cache.');

    $this->assertTrue(empty($cached_form_state), 'No data retrieved from cache for expired form.');

  }

}