public void Setup() { _mockService = Substitute.For <IUserService>(); _mockService.GetAll(Arg.Any <UserFilter>()).Returns(TestHelper.GetUsers()); _mockService.Find(Arg.Any <Guid>()).Returns(TestHelper.GetUser()); _mockService.Create(Arg.Any <User>()).Returns(USER_GUID); _mockService.Update(Arg.Any <User>()).Returns(TestHelper.GetUpdateUser()); }