public virtual void TestClear()
{
SinkQueue <int> q = new SinkQueue <int>(128);
for (int i = 0; i < q.Capacity() + 97; ++i)
{
q.Enqueue(i);
}
Assert.Equal("queue size", q.Capacity(), q.Size());
q.Clear();
Assert.Equal("queue size", 0, q.Size());
}
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 TestFull()
{
SinkQueue <int> q = new SinkQueue <int>(1);
q.Enqueue(1);
Assert.True("should drop", !q.Enqueue(2));
Assert.Equal("element", 1, (int)q.Dequeue());
q.Enqueue(3);
q.Consume(new _Consumer_114());
Assert.Equal("queue size", 0, q.Size());
}
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 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());
}
public virtual void TestConsumerException()
{
SinkQueue <int> q = new SinkQueue <int>(1);
RuntimeException ex = new RuntimeException("expected");
q.Enqueue(1);
try
{
q.Consume(new _Consumer_157(ex));
}
catch (Exception expected)
{
NUnit.Framework.Assert.AreSame("consumer exception", ex, expected);
}
// The queue should be in consistent state after exception
Assert.Equal("queue size", 1, q.Size());
Assert.Equal("element", 1, (int)q.Dequeue());
}