opensrs\publishing\GetControlPanelUrlTest::testInvalidSubmissionFieldsMissing PHP Method

    public function testInvalidSubmissionFieldsMissing($field, $parent = 'attributes', $message = null)
    {
        $data = json_decode(json_encode($this->validSubmission));
        $data->attributes->domain = 'phptest' . time() . '.com';
        $data->attributes->service_type = 'test-service';
        if (is_null($message)) {
            $this->setExpectedExceptionRegExp('opensrs\\Exception', "/{$field}.*not defined/");
        } else {
            $this->setExpectedExceptionRegExp('opensrs\\Exception', "/{$message}/");
        }
        // clear field being tested
        if (is_null($parent)) {
            unset($data->{$field});
        } else {
            unset($data->{$parent}->{$field});
        }
        $ns = new GetControlPanelUrl('array', $data);
    }