public void AddWithDifferentArguments()
{
_calculator = new Calculator();
_calcProxy = new CalcProxy(new Validator(-10, 10), _calculator);
int result = _calcProxy.BinaryOperation(_calculator.Add, 2, 5);
Assert.AreEqual(7, result);
}
public void Substract()
{
_calculator = new Calculator();
_calcProxy = new CalcProxy(new Validator(-10, 10), _calculator);
int result = _calcProxy.BinaryOperation(_calculator.Substract, 5, 3);
Assert.AreEqual(2, result);
}
public void Add()
{
_calculator = new Calculator();
_calcProxy = new CalcProxy(new Validator(-10, 10), _calculator);
int result = _calcProxy.BinaryOperation(_calculator.Add, 5, 2);
Assert.AreEqual(7, result);
}
public void ArgumentsExceedLimitsInverse()
{
_calculator = new Calculator();
CalcProxy calcProxyWithLimits = new CalcProxy(new Validator(-10, 10), _calculator);
try
{
calcProxyWithLimits.BinaryOperation(_calculator.Add, -30, -50);
Assert.Fail("This should fail as arguments exceed both limits");
}
catch (OverflowException)
{
// Ok, this works
}
}
public override int Resolve(int a, int b)
{
return(CalcProxy.BinaryOperation(CalcProxy.Calculator.Multiply, a, b));
}
public void ValidateResultExceedingLowerLimit()
{
_calculator = new Calculator();
CalcProxy calcProxyWithLimits = new CalcProxy(new Validator(-10, 10), _calculator);
try
{
calcProxyWithLimits.BinaryOperation(_calculator.Add, -20, -1);
Assert.Fail("This should fail as result exceed upper limit");
}
catch (OverflowException)
{
// Ok, this works
}
}
public void SubstractReturningNegative()
{
_calculator = new Calculator();
_calcProxy = new CalcProxy(new Validator(-10, 10), _calculator);
int result = _calcProxy.BinaryOperation(_calculator.Substract, 3, 5);
Assert.AreEqual(-2, result);
}
public override int Resolve(int a, int b)
{
return(CalcProxy.BinaryOperation(CalcProxy.Calculator.Substract, a, b));
}