private UserLogic GetTestSubject() { var mapperInstance = new UserMapping(); _userMappingMock.Setup(mock => mock.ToUserResponseDto(It.IsAny <UserModel>())).Returns((UserModel userModel) => mapperInstance.ToUserResponseDto(userModel)); _userMappingMock.Setup(mock => mock.ToUserModel(It.IsAny <UserDto>())).Returns((UserDto userDto) => mapperInstance.ToUserModel(userDto)); return(new UserLogic(_offreContextMock.Object, _userMappingMock.Object)); }