expectedError := errors.New(fmt.Sprintf("gpio write error"))
fakeGpio.WriteLowReturns(expectedError)
expectedLightState.StateKnown = false
expectedLightState.LightOn = false
expectedLightState.ErrorMsg = expectedError.Error()
expectedReturn, err = json.Marshal(expectedLightState)
Expect(err).NotTo(HaveOccurred())
})
It("Should write low to light pin", func() {
lh.HandleSet(fakeResponseWriter, dummyRequest)
Expect(fakeGpio.WriteLowCallCount()).To(Equal(1))
actualGpioPin := fakeGpio.WriteLowArgsForCall(0)
Expect(actualGpioPin).To(Equal(gpioLightPin))
})
It("Should return light state unknown", func() {
lh.HandleSet(fakeResponseWriter, dummyRequest)
Expect(fakeResponseWriter.WriteCallCount()).To(Equal(1))
Expect(fakeResponseWriter.WriteArgsForCall(0)).To(Equal(expectedReturn))
})
})
Context("When turning off light command return sucessfully", func() {
It("Should write low to light pin", func() {
lh.HandleSet(fakeResponseWriter, dummyRequest)
Expect(fakeGpio.WriteLowCallCount()).To(Equal(1))
