public ComparisonViewModelTestConductor(GenomeModel a = null, GenomeModel b = null)
{
View = new ComparisonViewModel(
Favourites.Object,
a ?? TestGenomeModel.Create(),
b);
}
public void Ctor_ThrowsIfAIsNull_Test()
{
var favourites = new MockFavouritesManager().Object;
var b = TestGenomeModel.Create();
Assert.Throws <ArgumentNullException>(() => new ComparisonViewModel(favourites, null, b));
}
public void Open_WhenUserCancelsSecondDialog_LoadsFirstDataset_Test()
{
var conductor = new ShellViewModelTestConductor();
conductor.DialogManager.SetupOpenFileToReturn(x => x.Title == "Open Genome A", "a.txt");
conductor.DialogManager.SetupOpenFileToReturn(x => x.Title == "Open Genome B", null);
conductor.Loader.SetupLoadAsyncToReturn(x => x == "a.txt", TestGenomeModel.Create());
conductor.Shell.Open();
conductor.Loader.AssertLoadAsyncInvoked(Times.Once());
conductor.Loader.AssertLoadAsyncInvoked(x => x == "a.txt", Times.Once());
}
public void Ctor_WhenBIsNotNull_CorrectlyInitializesMembers_Test()
{
var a = TestGenomeModel.Create();
var b = TestGenomeModel.Create();
var actual = new ComparisonViewModelTestConductor(a, b).View;
foreach (var snp in actual.Snp)
{
Assert.NotNull(snp.GenotypeA);
Assert.NotNull(snp.GenotypeB);
}
}
public void Open_WhenUserCancelsSecondDialog_ActivatesComparison_Test()
{
var conductor = new ShellViewModelTestConductor();
conductor.DialogManager.SetupOpenFileToReturn(x => x.Title == "Open Genome A", "a.txt");
conductor.DialogManager.SetupOpenFileToReturn(x => x.Title == "Open Genome B", null);
conductor.Loader.SetupLoadAsyncToReturn(x => x == "a.txt", TestGenomeModel.Create());
conductor.Shell.Open();
var comparison = Assert.IsType <ComparisonViewModel>(conductor.Shell.ActiveItem);
Assert.True(comparison.Snp.All(x => x.GenotypeB == null));
}
public void Ctor_CorrectlyMarksSnpAsFavourites_Test()
{
var favouriteManager = new MockFavouritesManager();
favouriteManager.SetupGetToReturn("rs001", true);
favouriteManager.SetupGetToReturn("rs002", true);
favouriteManager.SetupGetToReturn("rs003", false);
var actual = new ComparisonViewModel(favouriteManager.Object, TestGenomeModel.Create());
Assert.True(actual.Snp[0].IsFavourite);
Assert.True(actual.Snp[1].IsFavourite);
Assert.False(actual.Snp[2].IsFavourite);
}
public void Ctor_WhenBIsNotNull_AddsSnpExclusiveToB_Test()
{
var a = TestGenomeModel.Create(new string[0]);
var b = TestGenomeModel.Create("rs001", "rs002", "rs003");
var actual = new ComparisonViewModelTestConductor(a, b).View;
Assert.Equal(b.Snp.Count, actual.Snp.Count);
foreach (var snp in actual.Snp)
{
Assert.Null(snp.GenotypeA);
Assert.NotNull(snp.GenotypeB);
}
}
public void Open_WhenUserSelectsFirstDataset_InvokesOpenFileForSecondDataset_Test()
{
var conductor = new ShellViewModelTestConductor();
conductor.DialogManager.SetupOpenFileToReturn(x => x.Title == "Open Genome A", "a.txt");
conductor.Loader.SetupLoadAsyncToReturn(x => x == "a.txt", TestGenomeModel.Create());
conductor.Loader.SetupLoadAsyncToReturn(x => x == "b.txt", TestGenomeModel.Create());
conductor.Shell.Open();
conductor.DialogManager.AssertOpenFileInvoked(x =>
x.Title == "Open Genome B" &&
x.DefaultExt == ".txt" &&
x.Filter == "Text documents (.txt)|*.txt");
}
public void Open_WhenUserSelectsBothDatasets_LoadsFirstAndSecondDatasets_Test()
{
var conductor = new ShellViewModelTestConductor();
conductor.DialogManager.SetupOpenFileToReturn(x => x.Title == "Open Genome A", "a.txt");
conductor.DialogManager.SetupOpenFileToReturn(x => x.Title == "Open Genome B", "b.txt");
conductor.Loader.SetupLoadAsyncToReturn(x => x == "a.txt", TestGenomeModel.Create());
conductor.Loader.SetupLoadAsyncToReturn(x => x == "b.txt", TestGenomeModel.Create());
conductor.Shell.Open();
conductor.Loader.AssertLoadAsyncInvoked(Times.Exactly(2));
conductor.Loader.AssertLoadAsyncInvoked(x => x == "a.txt", Times.Once());
conductor.Loader.AssertLoadAsyncInvoked(x => x == "b.txt", Times.Once());
}
public void Open_WhenLoadingDatasets_NotifiesOfPropertyChanged_Test()
{
var conductor = new ShellViewModelTestConductor();
conductor.DialogManager.SetupOpenFileToReturn(x => x.Title == "Open Genome A", "a.txt");
conductor.Loader.SetupLoadAsyncToReturn(x => x == "a.txt", TestGenomeModel.Create());
conductor.Shell.CreatePropertyChangedObserver()
.ExpectPropertyChanged(x => x.IsBusy)
.ExpectPropertyChanged(x => x.ActiveItem) // null.
.ExpectPropertyChanged(x => x.ActiveItem)
.ExpectPropertyChanged(x => x.IsBusy)
.Verify(x => x.Open());
Assert.False(conductor.Shell.IsBusy);
}
public void Ctor_ThrowsIfFavouritesManagerIsNull_Test()
{
var a = TestGenomeModel.Create();
Assert.Throws <ArgumentNullException>(() => new ComparisonViewModel(null, a));
}