failures=0

check() {
	if [ $(($1)) != $2 ]; then
		failures=$((failures+1))
		echo "For $1, expected $2 actual $(($1))"
	fi
}

check "0&&0" 0
check "1&&0" 0
check "0&&1" 0
check "1&&1" 1
check "2&&2" 1
check "1&&2" 1
check "1<<40&&1<<40" 1
check "1<<40&&4" 1

check "0||0" 0
check "1||0" 1
check "0||1" 1
check "1||1" 1
check "2||2" 1
check "1||2" 1
check "1<<40||1<<40" 1
check "1<<40||4" 1

exit $((failures != 0))