public void TestMethod_compareVersion01()
{
string input1 = "0.1";
string input2 = "1.1";
Assert.AreEqual(Comparer.CompareVersion(input1, input2), -1);
Assert.AreEqual(Comparer.CompareVersion2(input1, input2), -1);
Assert.AreEqual(Comparer.CompareVersion3(input1, input2), -1);
}