System.Collections.Tests.QueueTests.Peek_EmptyQueue_ThrowsInvalidOperationException C# (CSharp) Метод

        public static void Peek_EmptyQueue_ThrowsInvalidOperationException()
        {
            var queue1 = new Queue();
            Helpers.PerformActionOnAllQueueWrappers(queue1, queue2 =>
            {
                Assert.Throws<InvalidOperationException>(() => queue2.Peek()); // Queue is empty
            });
        }