public Calculator(IDoMath doMath)
{
if (doMath == null) throw new ArgumentException("A math delegate must be provided");
this.doMath = doMath;
}
public void TestTearDown()
{
idm = null;
}
public Calculator()
{
doMath = new DoMath();
}
public void TestSetUp()
{
idm = new Math();
}
