}) }) Describe("#Del", func() { It("calls DEL on the redis connection", func() { var delCalled bool fakeConnection.RespondToDo(func(command string, args ...interface{}) (interface{}, error) { delCalled = true Expect(command).To(Equal("DEL")) Expect(args[0]).To(HaveLen(1)) Expect(args[0].([]interface{})[0]).To(Equal("my key")) return nil, nil }) err := commander.Del("my key") Expect(err).To(BeNil()) Expect(delCalled).To(BeTrue()) }) It("returns the redis error", func() { fakeConnection.RespondToDo(func(command string, args ...interface{}) (interface{}, error) { return nil, errors.New("del error") }) err := commander.Del("my key") Expect(err.Error()).To(Equal("del error")) }) }) Describe("#Decr", func() {