public void stm_float()
{
float x = 2.0f;
float y = 3.0f;
float diff = -1.0f;
float res = new Math.Subtractor().sub(x, y);
Assert.AreEqual(diff, res);
}
public void stm_int()
{
int x = 2;
int y = 3;
int diff = -1;
int res = new Math.Subtractor().sub(x, y);
Assert.AreEqual(diff, res);
}