function Test_of_get_and_set_DisplayField() { $AkTestField = new AkTestField(); $this->assertEqual($AkTestField->getDisplayField(), 'id'); $AkTestField->setDisplayField('text_field'); $this->assertEqual($AkTestField->getDisplayField(), 'text_field'); $AkTestUser = new AkTestUser(); $this->assertEqual($AkTestUser->getDisplayField(), 'id'); $AkTestUser->addCombinedAttributeConfiguration('name', "%s %s", 'first_name', 'last_name'); $this->assertEqual($AkTestUser->getDisplayField(), 'name'); $AkTestField->setDisplayField('invalid_field'); $this->assertEqual($AkTestUser->getDisplayField(), 'name'); }