configRefresher *requirementsfakes.FakeConfigRefresher
)
BeforeEach(func() {
underlyingRequirement = new(requirementsfakes.FakeRequirement)
configRefresher = new(requirementsfakes.FakeConfigRefresher)
r = NewConfigRefreshingRequirement(underlyingRequirement, configRefresher)
})
Describe("Execute", func() {
It("tries to execute the underlying requirement", func() {
underlyingRequirement.ExecuteReturns(nil)
r.Execute()
Expect(underlyingRequirement.ExecuteCallCount()).To(Equal(1))
Expect(configRefresher.RefreshCallCount()).To(Equal(0))
})
Context("when the underlying requirement fails", func() {
It("refreshes the config", func() {
underlyingRequirement.ExecuteReturns(errors.New("TERRIBLE THINGS"))
r.Execute()
Expect(configRefresher.RefreshCallCount()).To(Equal(1))
})
It("returns the value of calling execute on the underlying requirement again", func() {
var count int
disaster := errors.New("TERRIBLE THINGS")
r1.ExecuteReturns(nil)
r2 := new(requirementsfakes.FakeRequirement)
r2.ExecuteReturns(nil)
// SETUP
requirements := Requirements{
r1,
r2,
}
// EXECUTE
err := requirements.Execute()
// ASSERT
Expect(err).NotTo(HaveOccurred())
Expect(r1.ExecuteCallCount()).To(Equal(1))
Expect(r2.ExecuteCallCount()).To(Equal(1))
})
It("returns the first error that occurs", func() {
disaster := errors.New("OH NO")
otherDisaster := errors.New("WHAT!")
r1 := new(requirementsfakes.FakeRequirement)
r1.ExecuteReturns(disaster)
r2 := new(requirementsfakes.FakeRequirement)
r2.ExecuteReturns(otherDisaster)
// SETUP
requirements := Requirements{
r1,
