'invalid-email', 'creditCard' => [ 'number' => 'invalid-number', 'expirationDate' => 'invalid-exp', 'billingAddress' => [ 'countryName' => 'invalid-country' ] ], 'customFields' => [ 'store_me' => 'some custom value' ] ]); $this->assertEquals(false, $result->success); $this->assertEquals('invalid-email', $result->valueForHtmlField('customer[email]')); $this->assertEquals('', $result->valueForHtmlField('customer[credit_card][number]')); $this->assertEquals('invalid-exp', $result->valueForHtmlField('customer[credit_card][expiration_date]')); $this->assertEquals('invalid-country', $result->valueForHtmlField('customer[credit_card][billing_address][country_name]')); $this->assertEquals('some custom value', $result->valueForHtmlField('customer[custom_fields][store_me]')); } }