public void OnCompletedInvoked()
{
var queue = new DerivedQueue <GenericParameterHelper>();
int invoked = 0;
queue.OnCompletedDelegate = () => invoked++;
queue.Complete();
Assert.Equal(1, invoked);
// Call it again to make sure it's only invoked once.
queue.Complete();
Assert.Equal(1, invoked);
}
public void OnEnqueuedNotAlreadyDispatched()
{
var queue = new DerivedQueue <int>();
bool callbackFired = false;
queue.OnEnqueuedDelegate = (value, alreadyDispatched) =>
{
Assert.Equal(5, value);
Assert.False(alreadyDispatched);
callbackFired = true;
};
queue.Enqueue(5);
Assert.True(callbackFired);
}
public void OnDequeued()
{
var queue = new DerivedQueue <int>();
bool callbackFired = false;
queue.OnDequeuedDelegate = value =>
{
Assert.Equal(5, value);
callbackFired = true;
};
queue.Enqueue(5);
Assert.True(queue.TryDequeue(out int dequeuedValue));
Assert.True(callbackFired);
}
public async Task OnEnqueuedAlreadyDispatched()
{
var queue = new DerivedQueue <int>();
bool callbackFired = false;
queue.OnEnqueuedDelegate = (value, alreadyDispatched) =>
{
Assert.Equal(5, value);
Assert.True(alreadyDispatched);
callbackFired = true;
};
Task <int>?dequeuer = queue.DequeueAsync();
queue.Enqueue(5);
Assert.True(callbackFired);
Assert.Equal(5, await dequeuer.WithTimeout(UnexpectedTimeout));
}
public void OnEnqueuedAlreadyDispatched()
{
var queue = new DerivedQueue <int>();
bool callbackFired = false;
queue.OnEnqueuedDelegate = (value, alreadyDispatched) =>
{
Assert.Equal(5, value);
Assert.True(alreadyDispatched);
callbackFired = true;
};
var dequeuer = queue.DequeueAsync();
queue.Enqueue(5);
Assert.True(callbackFired);
Assert.True(dequeuer.IsCompleted);
}