public async Task Composite_Disposable_Combines_All()
{
var setupBag = new ConcurrentBag <int>();
var tearDownBag = new ConcurrentBag <int>();
await using (CompositeDisposable compose =
Disposable.Compose(Disposable.Create(() => tearDownBag.Add(0)))
.Add(Disposable.CreateAsync(() =>
{
tearDownBag.Add(0);
return(new ValueTask(Task.CompletedTask));
}))
.Add(Disposable.Undoable(() => setupBag.Add(0), () => tearDownBag.Add(0)))
.Add(Disposable.UndoableAsync(() =>
{
setupBag.Add(0);
return(Task.CompletedTask);
},
() =>
{
tearDownBag.Add(0);
return(new ValueTask(Task.CompletedTask));
})))
{
await compose.SetupAsync();
}
Assert.Equal(2 * 2, setupBag.Count);
Assert.Equal(2 * 4, tearDownBag.Count);
}
public async Task Composite_Disposable_Runs_All_Setups_Even_When_Ones_Faulted()
{
var setupBag = new ConcurrentBag <int>();
ILifetimeAsyncDisposable composite =
Disposable.Compose()
.AddSetup(() => setupBag.Add(0))
.AddSetupAsync(() => throw new InvalidOperationException("Test exception"))
.AddSetup(() => setupBag.Add(0));
var aggregate = await Assert.ThrowsAsync <AggregateException>(() => composite.SetupAsync());
Assert.Collection(
aggregate.InnerExceptions,
ex => Assert.IsType <InvalidOperationException>(ex));
Assert.Equal(2, setupBag.Count);
}