expectedRoute.TTL,
expectedRoute.RouteServiceUrl,
)))
}
})
Context("when the routing api returns an error", func() {
Context("error is not unauthorized error", func() {
It("returns an error", func() {
client.RoutesReturns(nil, errors.New("Oops!"))
err := fetcher.FetchRoutes()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(Equal("Oops!"))
Expect(uaaClient.FetchTokenCallCount()).To(Equal(1))
Expect(uaaClient.FetchTokenArgsForCall(0)).To(BeTrue())
})
})
Context("error is unauthorized error", func() {
It("returns an error", func() {
client.RoutesReturns(nil, errors.New("unauthorized"))
err := fetcher.FetchRoutes()
Expect(uaaClient.FetchTokenCallCount()).To(Equal(2))
Expect(uaaClient.FetchTokenArgsForCall(0)).To(BeTrue())
Expect(uaaClient.FetchTokenArgsForCall(1)).To(BeFalse())
Expect(client.RoutesCallCount()).To(Equal(2))
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(Equal("unauthorized"))
})
expectedRoute.LogGuid,
nil,
*expectedRoute.TTL,
expectedRoute.RouteServiceUrl,
expectedRoute.ModificationTag,
)))
}
})
It("uses cache when fetching token from UAA", func() {
client.RoutesReturns(response, nil)
err := fetcher.FetchRoutes()
Expect(err).ToNot(HaveOccurred())
Expect(uaaClient.FetchTokenCallCount()).To(Equal(1))
Expect(uaaClient.FetchTokenArgsForCall(0)).To(Equal(false))
})
Context("when a cached token is invalid", func() {
BeforeEach(func() {
count := 0
client.RoutesStub = func() ([]models.Route, error) {
if count == 0 {
count++
return nil, errors.New("unauthorized")
} else {
return response, nil
}
}
})
