public function test_form_for_returns_existing_builder()
 {
     $form = FormHelper::form_for('foo4', array());
     $form2 = FormHelper::form_for('foo4');
     $this->assertEquals($form, $form2);
 }
 public function test_form_for()
 {
     $form = Tingle\FormHelper::form_for('foo', array());
     $this->assertTrue($form instanceof FormBuilder);
 }