Describe("Turning light off", func() {
BeforeEach(func() {
u, err := url.Parse("/?state=off")
Expect(err).ShouldNot(HaveOccurred())
dummyRequest.URL = u
expectedLightState.StateKnown = true
expectedLightState.LightOn = false
expectedReturn, err = json.Marshal(expectedLightState)
Expect(err).NotTo(HaveOccurred())
})
Context("When turning off light command returns with error", func() {
BeforeEach(func() {
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))
