public void TestTheBug()
        {
            // arrange
            var stack = new StackService();

            stack.PushToStack(1);
            stack.PushToStack(2);
            stack.PushToStack(3);
            stack.PushToStack(4);
            stack.PushToStack(5);

            int[] result = stack.PopAllItemsAndReturnResult();

            // assert
            Assert.AreEqual(5, result[0]);
            Assert.AreEqual(4, result[1]);
            Assert.AreEqual(3, result[2]);
            Assert.AreEqual(2, result[3]);
            Assert.AreEqual(1, result[4]);
        }
 private void CallPushToStackTwice(int firstNumber, int secondNumber)
 {
     _stackService.PushToStack(firstNumber);
     _stackService.PushToStack(secondNumber);
 }
 private void CreateStack()
 {
     _stackService.PushToStack(1);
     _stackService.PushToStack(2);
     _stackService.PushToStack(3);
 }