public ICalculateLogic GetOperationType(string operation)
{
ICalculateLogic calculateLogic = null;
switch (operation)
{
case "Add":
calculateLogic = new AdditionLogic();
break;
case "Substract":
calculateLogic = new SubstractLogic();
break;
case "Multiply":
calculateLogic = new MultiplyLogic();
break;
case "Division":
calculateLogic = new DivisionLogic();
break;
}
return(calculateLogic);
}
public void SubstractionTestCase()
{
SubstractLogic substractLogic = new SubstractLogic();
var result = substractLogic.Operation(0.2M, 0.1M);
Assert.AreEqual(0.1M, result);
}
