public void Dispose()
{
lock (this)
if (_Current != null)
{
_Current.Dispose();
_Current = null;
}
}
public void IfCompletedDisposeHasNoEffect()
{
var f = new Future <object>();
f.Complete(5);
f.Dispose();
Assert.AreEqual(5, f.Result);
Assert.IsFalse(f.Disposed);
}
public void CannotBeCompletedIfDisposedFirst()
{
var f = new Future <object>();
f.Dispose();
Assert.IsTrue(f.Disposed);
f.Complete(5);
Assert.IsTrue(f.Disposed);
Assert.IsFalse(f.Completed);
}
public void DisposingFutureInvokesOnDisposeHandlers()
{
bool[] invoked = new bool[1];
var f = new Future <object>();
f.RegisterOnDispose((_) => {
invoked[0] = true;
});
f.Dispose();
Assert.IsTrue(invoked[0]);
}
public void FutureWrapsExceptionIfOnDisposeHandlerThrows()
{
var f = new Future <object>();
f.RegisterOnDispose((_) => {
throw new Exception("pancakes");
});
try {
f.Dispose();
Assert.Fail("Exception was swallowed");
} catch (FutureHandlerException fhe) {
Assert.IsInstanceOfType(typeof(Exception), fhe.InnerException);
Assert.AreEqual("pancakes", fhe.InnerException.Message);
}
}
public void OnDispose(IFuture f)
{
bool completed = false;
lock (State) {
if (State.Count == Trigger)
{
completed = true;
State.Clear();
}
else
{
State.Remove(f);
}
}
if (completed)
{
Composite.Dispose();
}
}