public void It_Clears_Disposables_When_Disposed()
{
var viewModel = new ViewModelBase();
viewModel.AddDisposable(new TestDisposable());
viewModel.AddDisposable(new TestDisposable());
viewModel.Dispose();
viewModel.Disposables.Should().BeEmpty();
}
public void It_Disposes_Disposable_When_Disposed()
{
var firstDisposed = false;
var secondDisposed = false;
var viewModel = new ViewModelBase();
viewModel.AddDisposable(new TestDisposable(() => firstDisposed = true));
viewModel.AddDisposable(new TestDisposable(() => secondDisposed = true));
viewModel.Dispose();
firstDisposed.Should().BeTrue();
secondDisposed.Should().BeTrue();
}
public void It_Gets_Disposable_If_Added()
{
var viewModel = new ViewModelBase();
var disposable = new TestDisposable();
viewModel.AddDisposable(DefaultDisposableKey, disposable);
var disposableFound = viewModel.TryGetDisposable(DefaultDisposableKey, out var storedDisposable);
disposableFound.Should().BeTrue();
storedDisposable.Should().NotBeNull();
}
public void It_Adds_Disposable()
{
var viewModel = new ViewModelBase();
var disposable = new TestDisposable();
viewModel.AddDisposable(DefaultDisposableKey, disposable);
var storedDisposable = viewModel.Disposables.SingleOrDefault(s => s.Key == DefaultDisposableKey);
storedDisposable.Key.Should().NotBeNull();
storedDisposable.Value.Should().NotBeNull();
}
public void It_Disposes_Disposable_When_Disposed_And_Exception()
{
var isDisposed = false;
var viewModel = new ViewModelBase();
viewModel.AddDisposable(new TestDisposable(() => throw new Exception()));
viewModel.AddDisposable(new TestDisposable(() => isDisposed = true));
viewModel.Dispose();
isDisposed.Should().BeTrue();
}