public void should_return_false_when_trydequeue_from_empty()
{
IQueue <int> queue = new Services.Queue <int>();
int result;
queue.TryDequeue(out result).Should().BeFalse();
}
public void should_return_true_when_trydequeue_after_enqueue()
{
IQueue <int> queue = new Services.Queue <int>();
queue.Enqueue(123);
int dequeued;
bool result = queue.TryDequeue(out dequeued);
result.Should().BeTrue();
dequeued.Should().Be(123);
}
public void should_still_contain_items_after_trydequeue()
{
IQueue <int> queue = new Services.Queue <int>();
queue.Enqueue(321);
int dequeueped;
queue.TryDequeue(out dequeueped);
Action act = () => queue.Dequeue();
act.Should().NotThrow();
}
