public void DynamicBinaryUnsupported()
{
dynamic x = new AddableNum(23);
dynamic y = new AddableNum(42);
Assert.Throws <RuntimeBinderException>(() => x * y);
}
public void DynamicAddition()
{
dynamic x = new AddableNum(23);
dynamic y = new AddableNum(42);
dynamic r = x + y;
Assert.Equal(23 + 42, r.Value);
}
public void DynamicBinaryUnidirectional()
{
dynamic x = new Accumulator(23);
dynamic y = new AddableNum(42);
dynamic r = x + y;
Assert.Equal(23 + 42, r.Value);
Assert.Throws <RuntimeBinderException>(() => y + x);
}
public override bool TryBinaryOperation(BinaryOperationBinder binder, object arg, out object result)
{
if (binder.Operation == ExpressionType.Add)
{
AddableNum addend = arg as AddableNum;
if (addend != null)
{
result = new Accumulator(Value + addend.Value);
return(true);
}
}
result = null;
return(false);
}
public void DynamicBinaryUnidirectional()
{
dynamic x = new Accumulator(23);
dynamic y = new AddableNum(42);
dynamic r = x + y;
Assert.Equal(23 + 42, r.Value);
Assert.Throws<RuntimeBinderException>(() => y + x);
}
public void DynamicBinaryUnsupported()
{
dynamic x = new AddableNum(23);
dynamic y = new AddableNum(42);
Assert.Throws<RuntimeBinderException>(() => x * y);
}
public void DynamicAddition()
{
dynamic x = new AddableNum(23);
dynamic y = new AddableNum(42);
dynamic r = x + y;
Assert.Equal(23 + 42, r.Value);
}
public override bool TryBinaryOperation(BinaryOperationBinder binder, object arg, out object result)
{
if (binder.Operation == ExpressionType.Add)
{
AddableNum addend = arg as AddableNum;
if (addend != null)
{
result = new AddableNum(Value + addend.Value);
return true;
}
}
result = null;
return false;
}
