public void CheckDisposeThreadSafety()
{
var d = new DisposableMock
{
FailOnDispose = true
};
Assert.False(d.IsDisposed);
Assert.Equal(0, d.CallCount);
d.LockEvent.Reset();
for (var n = 0; n < 10; ++n)
{
var t = new Thread(() => { d.Dispose(); })
{
Name = $@"Dispose thread {n}.",
IsBackground = true
};
t.Start();
}
// Allow one second for all the threads to block.
Thread.Sleep(1000);
d.LockEvent.Set();
Assert.True(d.IsDisposed);
Assert.Equal(1, d.CallCount);
}
public void DisposableIsDisposedOf()
{
var d = new DisposableMock();
Assert.False(d.IsDisposed);
d.Dispose();
Assert.True(d.IsDisposed);
Assert.True(d.Disposing);
}
public void CheckNotDisposedThrows()
{
var d = new DisposableMock();
Assert.False(d.IsDisposed);
d.PerformCheck();
d.Dispose();
Assert.True(d.IsDisposed);
Assert.Throws <ObjectDisposedException>(() => d.PerformCheck());
}
public void DisposeNeverThrowsExceptions()
{
var d = new DisposableMock
{
FailOnDispose = true
};
d.Dispose();
Assert.True(d.IsDisposed);
Assert.Equal(1, d.CallCount);
}
public void DisposableOnlyCalledOnce()
{
var d = new DisposableMock();
Assert.False(d.IsDisposed);
Assert.Equal(0, d.CallCount);
d.Dispose();
Assert.True(d.IsDisposed);
Assert.Equal(1, d.CallCount);
d.Dispose();
Assert.True(d.IsDisposed);
Assert.Equal(1, d.CallCount);
}
