public void OJ007_ReverseIntegerTest3()
 {
     int result = new OJ007_ReverseInteger().Reverse(100);
     Assert.AreEqual(1, result);
 }
 public void OJ007_ReverseIntegerTest4()
 {
     //int32.MaxVal = 2147483647 (2^32 - 1)
     int result = new OJ007_ReverseInteger().Reverse(1000000003);
     Assert.AreEqual(0, result); //overflow
 }
 public void OJ007_ReverseIntegerTest2()
 {
     int result = new OJ007_ReverseInteger().Reverse(-123);
     Assert.AreEqual(-321, result);
 }