It("returns an error", func() {
Expect(fakeRemoteFetcher.FetchCallCount()).To(Equal(3))
})
It("logs failing attempts", func() {
itLogsFailingAttempts(logger, 3, "test.failed-to-fetch")
})
})
})
Describe("FetchID failures", func() {
Context("when fetching IDs fails twice", func() {
BeforeEach(func() {
fakeRemoteFetcher.FetchIDStub = func(u *url.URL) (layercake.ID, error) {
if fakeRemoteFetcher.FetchIDCallCount() <= 2 {
return nil, errors.New("error-talking-to-remote-repo")
} else {
return nil, nil
}
}
_, err := retryable.FetchID(repoURL)
Expect(err).NotTo(HaveOccurred())
})
It("suceeds on third attempt", func() {
Expect(fakeRemoteFetcher.FetchIDCallCount()).To(Equal(3))
})
It("logs failing attempts", func() {
factory = &CompositeFetcher{
LocalFetcher: fakeLocalFetcher,
RemoteFetcher: fakeRemoteFetcher,
}
})
Context("when the URL does not contain a scheme", func() {
It("delegates .Fetch to the local fetcher", func() {
factory.Fetch(&url.URL{Path: "cake"}, 24)
Expect(fakeLocalFetcher.FetchCallCount()).To(Equal(1))
Expect(fakeRemoteFetcher.FetchCallCount()).To(Equal(0))
})
It("delegates .FetchID to the local fetcher", func() {
factory.FetchID(&url.URL{Path: "cake"})
Expect(fakeLocalFetcher.FetchIDCallCount()).To(Equal(1))
Expect(fakeRemoteFetcher.FetchIDCallCount()).To(Equal(0))
})
})
Context("when the scheme is docker://", func() {
It("delegates .Fetch to the remote fetcher", func() {
factory.Fetch(&url.URL{Scheme: "docker", Path: "cake"}, 24)
Expect(fakeRemoteFetcher.FetchCallCount()).To(Equal(1))
Expect(fakeLocalFetcher.FetchCallCount()).To(Equal(0))
})
It("delegates .FetchID to the remote fetcher", func() {
factory.FetchID(&url.URL{Scheme: "docker", Path: "cake"})
Expect(fakeRemoteFetcher.FetchIDCallCount()).To(Equal(1))
Expect(fakeLocalFetcher.FetchIDCallCount()).To(Equal(0))
