public async Task SetResult_AfterOnCompleted_ResultAvailableAsynchronously()
{
var mrvts = new ManualResetValueTaskSource <int>();
mrvts.Reset();
mrvts.Reset();
Assert.Equal(2, mrvts.Version);
Assert.Equal(ValueTaskSourceStatus.Pending, mrvts.GetStatus(2));
Assert.Throws <InvalidOperationException>(() => mrvts.GetResult(2));
var onCompletedRan = new TaskCompletionSource(TaskCreationOptions.RunContinuationsAsynchronously);
mrvts.OnCompleted(s => ((TaskCompletionSource)s).SetResult(), onCompletedRan, 2, ValueTaskSourceOnCompletedFlags.None);
Assert.False(onCompletedRan.Task.IsCompleted);
await Task.Delay(1);
Assert.False(onCompletedRan.Task.IsCompleted);
mrvts.SetResult(42);
Assert.Equal(ValueTaskSourceStatus.Succeeded, mrvts.GetStatus(2));
Assert.Equal(42, mrvts.GetResult(2));
await onCompletedRan.Task;
Assert.Equal(2, mrvts.Version);
}
public void AccessWrongVersion_Fails()
{
var mrvts = new ManualResetValueTaskSource <int>();
mrvts.Reset();
Assert.Throws <InvalidOperationException>(() => mrvts.GetResult(0));
Assert.Throws <InvalidOperationException>(() => mrvts.GetStatus(0));
Assert.Throws <InvalidOperationException>(() => mrvts.OnCompleted(_ => { }, new object(), 0, ValueTaskSourceOnCompletedFlags.None));
Assert.Throws <InvalidOperationException>(() => mrvts.GetResult(2));
Assert.Throws <InvalidOperationException>(() => mrvts.GetStatus(2));
Assert.Throws <InvalidOperationException>(() => mrvts.OnCompleted(_ => { }, new object(), 2, ValueTaskSourceOnCompletedFlags.None));
}
public void SetException_OperationCanceledException_StatusIsCanceled()
{
var mrvts = new ManualResetValueTaskSource <int>();
var e = new OperationCanceledException();
mrvts.SetException(e);
Assert.Equal(ValueTaskSourceStatus.Canceled, mrvts.GetStatus(0));
Assert.Same(e, Assert.Throws <OperationCanceledException>(() => mrvts.GetResult(0)));
}
public void SetResult_BeforeOnCompleted_ResultAvailableSynchronously()
{
var mrvts = new ManualResetValueTaskSource <int>();
mrvts.Reset();
mrvts.Reset();
Assert.Equal(2, mrvts.Version);
mrvts.SetResult(42);
Assert.Equal(ValueTaskSourceStatus.Succeeded, mrvts.GetStatus(2));
Assert.Equal(42, mrvts.GetResult(2));
var mres = new ManualResetEventSlim();
mrvts.OnCompleted(s => ((ManualResetEventSlim)s).Set(), mres, 2, ValueTaskSourceOnCompletedFlags.None);
mres.Wait();
Assert.Equal(2, mrvts.Version);
}
public async Task SetResult_BeforeOnCompleted_ResultAvailableSynchronously()
{
var mrvts = new ManualResetValueTaskSource <int>();
mrvts.Reset();
mrvts.Reset();
Assert.Equal(2, mrvts.Version);
mrvts.SetResult(42);
Assert.Equal(ValueTaskSourceStatus.Succeeded, mrvts.GetStatus(2));
Assert.Equal(42, mrvts.GetResult(2));
var tcs = new TaskCompletionSource(TaskCreationOptions.RunContinuationsAsynchronously);
mrvts.OnCompleted(s => ((TaskCompletionSource)s).SetResult(), tcs, 2, ValueTaskSourceOnCompletedFlags.None);
await tcs.Task;
Assert.Equal(2, mrvts.Version);
}
public void SetException_BeforeOnCompleted_ResultAvailableSynchronously()
{
var mrvts = new ManualResetValueTaskSource <int>();
mrvts.Reset();
mrvts.Reset();
Assert.Equal(2, mrvts.Version);
var e = new FormatException();
mrvts.SetException(e);
Assert.Equal(ValueTaskSourceStatus.Faulted, mrvts.GetStatus(2));
Assert.Same(e, Assert.Throws <FormatException>(() => mrvts.GetResult(2)));
var mres = new ManualResetEventSlim();
mrvts.OnCompleted(s => ((ManualResetEventSlim)s).Set(), mres, 2, ValueTaskSourceOnCompletedFlags.None);
mres.Wait();
Assert.Equal(2, mrvts.Version);
}
public async Task SetException_BeforeOnCompleted_ResultAvailableSynchronously()
{
var mrvts = new ManualResetValueTaskSource <int>();
mrvts.Reset();
mrvts.Reset();
Assert.Equal(2, mrvts.Version);
var e = new FormatException();
mrvts.SetException(e);
Assert.Equal(ValueTaskSourceStatus.Faulted, mrvts.GetStatus(2));
Assert.Same(e, Assert.Throws <FormatException>(() => mrvts.GetResult(2)));
var tcs = new TaskCompletionSource(TaskCreationOptions.RunContinuationsAsynchronously);
mrvts.OnCompleted(s => ((TaskCompletionSource)s).SetResult(), tcs, 2, ValueTaskSourceOnCompletedFlags.None);
await tcs.Task;
Assert.Equal(2, mrvts.Version);
}
public void GetResult_BeforeCompleted_Fails()
{
var mrvts = new ManualResetValueTaskSource <int>();
Assert.Throws <InvalidOperationException>(() => mrvts.GetResult(0));
}