public class Sum
{
public int GetSum()
{
return SumBy2.Add1(10,5);
}
public int GetSum2()
{
SumBy1 by1 = new SumBy1();
return by1.Add(10, 5);
}
private class SumBy1
{
public int Add(int a, int b)
{
return a + b;
}
}
private static class SumBy2
{
public static int Add1(int a, int b)
{
return a + b;
}
}
}
Need to create Unit tests for Sum class.