public async Task WhenGettingSelectOption_And_StandardHasOptions_Then_ReturnViewModel() { _mockModelMapper.Setup(m => m.Map <SelectOptionViewModel>(_request)) .ReturnsAsync(_viewModel); var result = await _controller.SelectOption(_request) as ViewResult; result.ViewName.Should().BeNull(); var model = result.Model as SelectOptionViewModel; model.Should().BeEquivalentTo(_viewModel); }