})
It("returns nil having only run the first attempt", func() {
Expect(<-process.Wait()).ToNot(HaveOccurred())
Expect(attempt1Step.RunCallCount()).To(Equal(1))
Expect(attempt2Step.RunCallCount()).To(Equal(0))
Expect(attempt3Step.RunCallCount()).To(Equal(0))
})
Describe("Result", func() {
It("delegates to attempt 1", func() {
<-process.Wait()
// internal check for success within retry loop
Expect(attempt1Step.ResultCallCount()).To(Equal(1))
attempt1Step.ResultReturns(true)
var foo interface{}
destination := &foo
Expect(step.Result(destination)).To(BeTrue())
Expect(attempt1Step.ResultCallCount()).To(Equal(2))
Expect(attempt1Step.ResultArgsForCall(1)).To(Equal(destination))
})
})
})
})
Context("when attempt 1 fails, and attempt 2 succeeds", func() {
Ω(bool(succeeded)).To(BeTrue())
})
})
Context("when step fails", func() {
BeforeEach(func() {
step.ResultStub = successResult(false)
})
It("does not run hook and assigns the provided interface to false", func() {
var succeeded exec.Success
onSuccessStep.Run(signals, ready)
onSuccessStep.Result(&succeeded)
Ω(hook.RunCallCount()).To(Equal(0))
Ω(hook.ResultCallCount()).To(Equal(0))
Ω(bool(succeeded)).To(BeFalse())
})
})
Context("when step succeeds and hook fails", func() {
BeforeEach(func() {
step.ResultStub = successResult(true)
hook.ResultStub = successResult(false)
})
It("assigns the provided interface to false", func() {
var succeeded exec.Success
onSuccessStep.Run(signals, ready)
inStep = new(fakes.FakeStep)
repo = NewSourceRepository()
})
JustBeforeEach(func() {
step = identity.Using(inStep, repo)
})
Describe("Run", func() {
It("is a no-op", func() {
ready := make(chan struct{})
signals := make(chan os.Signal)
err := step.Run(signals, ready)
Ω(err).ShouldNot(HaveOccurred())
Ω(inStep.RunCallCount()).Should(BeZero())
})
})
Describe("Result", func() {
It("calls through to the input source", func() {
var result int
step.Result(&result)
Ω(inStep.ResultCallCount()).Should(Equal(1))
Ω(inStep.ResultArgsForCall(0)).Should(Equal(&result))
})
})
})
Expect(bool(succeeded)).To(BeFalse())
})
})
Context("when step succeeds", func() {
BeforeEach(func() {
step.ResultStub = successResult(true)
})
It("never runs hook", func() {
var succeeded exec.Success
onFailureStep.Run(signals, ready)
onFailureStep.Result(&succeeded)
Expect(hook.RunCallCount()).To(Equal(0))
Expect(hook.ResultCallCount()).To(Equal(0))
Expect(bool(succeeded)).To(BeTrue())
})
})
Context("when step fails and hook fails", func() {
BeforeEach(func() {
step.ResultStub = successResult(false)
hook.ResultStub = successResult(false)
})
It("doesn't indicate success", func() {
var succeeded exec.Success
onFailureStep.Run(signals, ready)
onFailureStep.Result(&succeeded)
Expect(step.RunCallCount()).To(Equal(1))
inStep = new(fakes.FakeStep)
repo = NewSourceRepository()
})
JustBeforeEach(func() {
step = identity.Using(inStep, repo)
})
Describe("Run", func() {
It("is a no-op", func() {
ready := make(chan struct{})
signals := make(chan os.Signal)
err := step.Run(signals, ready)
Expect(err).NotTo(HaveOccurred())
Expect(inStep.RunCallCount()).To(BeZero())
})
})
Describe("Result", func() {
It("calls through to the input source", func() {
var result int
step.Result(&result)
Expect(inStep.ResultCallCount()).To(Equal(1))
Expect(inStep.ResultArgsForCall(0)).To(Equal(&result))
})
})
})