public void SubTest(int number1, int number2, int expected)
{
Assert.AreEqual(expected, cl.Sub(number1, number2));
// Assert.AreEqual(expected, cl.Sub(number));
}
public void TestSub(int a, int b, int expected)
{
int actual = calcMethods.Sub(a, b);
Assert.AreEqual(expected, actual);
}