BeforeEach(func() { var err error request, err = http.NewRequest("", "http://example.com?:task_guid=the-task-guid", nil) Expect(err).NotTo(HaveOccurred()) resolvingErr = nil }) JustBeforeEach(func() { fakeClient.ResolvingTaskReturns(resolvingErr) handler.Delete(responseRecorder, request) }) It("succeeds", func() { Expect(fakeClient.ResolvingTaskCallCount()).To(Equal(1)) Expect(fakeClient.ResolvingTaskArgsForCall(0)).To(Equal("the-task-guid")) Expect(fakeClient.ResolveTaskCallCount()).To(Equal(1)) Expect(fakeClient.ResolveTaskArgsForCall(0)).To(Equal("the-task-guid")) Expect(responseRecorder.Code).To(Equal(http.StatusOK)) }) Context("when marking the task as resolving fails", func() { Context("with invalid transition", func() { BeforeEach(func() { resolvingErr = models.NewTaskTransitionError(models.Task_Running, models.Task_Pending) }) It("fails with a 409", func() { Expect(fakeClient.ResolvingTaskCallCount()).To(Equal(1)) Expect(fakeClient.ResolvingTaskArgsForCall(0)).To(Equal("the-task-guid"))