public async Task ShouldFailSubmitingData()
{
_MockSubmissionService.Setup(p => p.SubmitTotalArea(It.IsAny <double>())).Throws(new Exception());
var viewModel = new ShapesViewModel(_MockShapesRepository.Object, _MockComputeAreaService.Object, _MockSubmissionService.Object);
await viewModel.SubmitAreaAsync();
_MockSubmissionService.Verify(p => p.SubmitTotalArea(It.IsAny <double>()));
viewModel.SubmissionResult.Should().Be(SubmissionResult.Failure);
viewModel.SubmissionInProgress.Should().Be(false);
viewModel.SubmitAreaCommand.CanExecute().Should().Be(true);
}
public void ShoudShowAddNewShapeWindow()
{
var expectedCalledType = typeof(AddShapeViewModel);
var viewModel = new ShapesViewModel(_MockShapesRepository.Object, _MockComputeAreaService.Object, _MockSubmissionService.Object);
Type calledType = null;
TestSetup.Setup();
TestSetup.MvxViewDispatcher.Setup(p => p.ShowViewModel(It.IsAny <MvxViewModelRequest>())).Callback <MvxViewModelRequest>(request => calledType = request.ViewModelType);
viewModel.AddShapeCommand.Execute(null);
TestSetup.MvxViewDispatcher.Verify(p => p.ShowViewModel(It.IsAny <MvxViewModelRequest>()));
calledType.Should().Be(expectedCalledType);
}
public void ShouldAddShapeToShapesWhenShapeIsAddedToRepo()
{
const int expectedCount = 2;
var shapes = new List <IShape>()
{
new Square
{
SideLength = 2
}
};
_MockShapesRepository.Setup(p => p.GetShapes()).Returns(shapes);
var viewModel = new ShapesViewModel(_MockShapesRepository.Object, _MockComputeAreaService.Object, _MockSubmissionService.Object);
viewModel.Start();
_MockShapesRepository.Raise(repository => repository.ShapeAdded += null, new ShapeEventArgs(new Circle()));
viewModel.Shapes.Count.Should().Be(expectedCount);
}
public void ShoudComputeTotalArea()
{
const double expectedTotalArea = 4d;
var shapes = new List <IShape>()
{
new Square
{
SideLength = 2
}
};
_MockShapesRepository.Setup(p => p.GetShapes()).Returns(shapes);
_MockComputeAreaService.Setup(p => p.ComputeTotalArea()).Returns(expectedTotalArea);
var viewModel = new ShapesViewModel(_MockShapesRepository.Object, _MockComputeAreaService.Object, _MockSubmissionService.Object);
viewModel.TotalArea.Should().BeApproximately(0, precision);
viewModel.ComputeAreaCommand.Execute(null);
viewModel.TotalArea.Should().BeApproximately(expectedTotalArea, precision);
}