public void initial_state_is_signaled()
{
using (var e = new AutoResetEventSlim())
{
Assert.True(e.Wait(0));
}
}
public void wait_observes_cancellation_token()
{
using (var source = new CancellationTokenSource())
using (var e = new AutoResetEventSlim())
{
source.Cancel();
Assert.Throws<OperationCanceledException>(() => e.Wait(source.Token));
}
}
public void subsequent_waits_are_automatially_blocked_until_set()
{
using (var e = new AutoResetEventSlim())
{
Assert.True(e.Wait(0));
Assert.False(e.Wait(0));
Assert.False(e.Wait(0));
e.Set();
Assert.True(e.Wait(0));
}
}
public void wait_blocks_thread_for_specified_timeout_if_not_released()
{
using (var e = new AutoResetEventSlim())
{
var sw = Stopwatch.StartNew();
e.Wait(0);
sw.Stop();
Assert.InRange(sw.Elapsed, TimeSpan.Zero, TimeSpan.FromMilliseconds(2));
sw.Restart();
e.Wait(100);
sw.Stop();
Assert.InRange(sw.Elapsed, TimeSpan.FromMilliseconds(80), TimeSpan.FromMilliseconds(140));
}
}
