t.disabled = status
}

func (t *testEnvelopeService) Rotate() {
	i, _ := strconv.Atoi(t.keyVersion)
	t.keyVersion = strconv.FormatInt(int64(i+1), 10)
}

func newTestEnvelopeService() *testEnvelopeService {
	return &testEnvelopeService{
		keyVersion: "1",
	}
}

// Throw error if Envelope transformer tries to contact Envelope without hitting cache.
func TestEnvelopeCaching(t *testing.T) {

			envelopeService: func() kmsservice.Service {
				envelopeService := newTestEnvelopeService()
				envelopeService.SetDisabledStatus(true)
				return envelopeService
			},
			expectedErr: "Envelope service was disabled",
		},
		{
			name: "invalid key ID",
			envelopeService: func() kmsservice.Service {
				envelopeService := newTestEnvelopeService()
				envelopeService.keyVersion = ""
				return envelopeService