        fees = fp.getFeeAmountDistribution(fp.getFeeAmount(_maxAmountInToBin));

        if (_maxAmountInToBin + fees.total <= amountIn) {
            //do things
        }
        fees = fp.getFeeAmountDistribution(fp.getFeeAmount(amountIn));

        if (_maxAmountInToBin <  amountIn - fees.total) {
            //do things
        }
forge install
forge test --match-contract Report -vv
