public virtual void TestCommon()
{
SinkQueue <int> q = new SinkQueue <int>(2);
q.Enqueue(1);
Assert.Equal("queue front", 1, (int)q.Front());
Assert.Equal("queue back", 1, (int)q.Back());
Assert.Equal("element", 1, (int)q.Dequeue());
Assert.True("should enqueue", q.Enqueue(2));
q.Consume(new _Consumer_50());
Assert.True("should enqueue", q.Enqueue(3));
Assert.Equal("element", 3, (int)q.Dequeue());
Assert.Equal("queue size", 0, q.Size());
Assert.Equal("queue front", null, q.Front());
Assert.Equal("queue back", null, q.Back());
}
public virtual void TestHangingConsumer()
{
SinkQueue <int> q = NewSleepingConsumerQueue(2, 1, 2);
Assert.Equal("queue back", 2, (int)q.Back());
Assert.True("should drop", !q.Enqueue(3));
// should not block
Assert.Equal("queue size", 2, q.Size());
Assert.Equal("queue head", 1, (int)q.Front());
Assert.Equal("queue back", 2, (int)q.Back());
}
public virtual void TestConcurrentConsumers()
{
SinkQueue <int> q = NewSleepingConsumerQueue(2, 1);
Assert.True("should enqueue", q.Enqueue(2));
Assert.Equal("queue back", 2, (int)q.Back());
Assert.True("should drop", !q.Enqueue(3));
// should not block
ShouldThrowCME(new _Fun_206(q));
ShouldThrowCME(new _Fun_211(q));
ShouldThrowCME(new _Fun_216(q));
ShouldThrowCME(new _Fun_221(q));
// The queue should still be in consistent state after all the exceptions
Assert.Equal("queue size", 2, q.Size());
Assert.Equal("queue front", 1, (int)q.Front());
Assert.Equal("queue back", 2, (int)q.Back());
}
