public void TestBelateDispose()
{
Semaphore s = new Semaphore(0, 100);
// Create object
MyDisposable disp = new MyDisposable();
// Belate dispose, this handle is passed to the task
IDisposable belateHandle = disp.BelateDispose();
// Start work
Task.Run(() =>
{
// Do work
Thread.Sleep(1000);
//
Assert.IsFalse(disp.IsDisposing);
Assert.IsTrue(disp.IsDisposeCalled);
// Release belate handle
belateHandle.Dispose();
// Check is disposed
Assert.IsTrue(disp.IsDisposed);
//
s.Release();
});
// Start dispose, which is postponed
disp.Dispose();
// Check is disposed
Assert.IsTrue(disp.IsDisposeCalled);
Assert.IsFalse(disp.IsDisposed);
Assert.IsFalse(disp.IsDisposing);
// The test exists before the thread
s.WaitOne();
Assert.IsTrue(disp.IsDisposeCalled);
Assert.IsTrue(disp.IsDisposing);
Assert.IsTrue(disp.IsDisposed);
}
