public async Task AsObservable_DataWritten(bool endWithError)
{
IChannel <int> c = CreateChannel();
IObserver <int> o = c.AsObserver();
Task reader = Task.Run(async() =>
{
int received = 0;
IAsyncEnumerator <int> e = c.GetAsyncEnumerator();
while (await e.MoveNextAsync())
{
Assert.Equal(received++, e.Current);
}
});
for (int i = 0; i < 10; i++)
{
o.OnNext(i);
}
if (endWithError)
{
o.OnError(new FormatException());
await Assert.ThrowsAsync <FormatException>(() => reader);
}
else
{
o.OnCompleted();
await reader;
}
}