CSharp2013.PriorityQueueTest.TestBasicFunctionality C# (CSharp) Метод

        public void TestBasicFunctionality()
        {
            var q = new PriorityQueue<int>();
            Assert.AreEqual(0, q.Count);
            Assert.AreEqual(0, q.Capacity);
            Assert.Throws<InvalidOperationException>(() => q.Peek());
            Assert.Throws<InvalidOperationException>(() => q.Dequeue());

            q.Enqueue(5);
            q.Enqueue(2);
            q.Enqueue(4);

            Assert.AreEqual(3, q.Count);
            Assert.IsTrue(q.Capacity >= 3);

            Assert.IsTrue(q.Contains(2));
            Assert.IsFalse(q.Contains(3));

            Assert.AreEqual(3, q.ToArray().Length);
            CollectionAssert.AreEqual(q.ToArray(), q);

            Assert.AreEqual(2, q.Peek());

            Assert.AreEqual(2, q.Dequeue());
            Assert.AreEqual(4, q.Dequeue());
            Assert.AreEqual(5, q.Dequeue());
        }