public async Task TestMethodCompare_ShouldBeInvalidWhenLeftDataAndRightDataAreNotEquals() { // Arrange FakeDataRepository fakeData = new FakeDataRepository(); DataCommand cmd = new DataCommand("1", "afsjbkjsbdkjdfbjvdfjvbdjkfdfjnvxfvlsfnvjdfnvjdfvx", "left"); DataCommand cmd2 = new DataCommand("1", "bfsjbkjsbdkjdfbjvdfjvbdjkfdfjnvxfvlsfnvjdfnvjdfvy", "right"); DataServices dataServices = new DataServices(fakeData); // Act await dataServices.AddData(cmd); await dataServices.AddData(cmd2); var result = await dataServices.Compare("1"); // Assert Assert.False(result.IsValid); }