#!/bin/sh

# do two runs of a script, one optimistic and one pessimistic, expect identical outputs

# if not, display and error message and a diff

which opendiff >/dev/null

RES=$?

if [ $RES = 0 ]; then

    DIFFTOOL=opendiff

else

    DIFFTOOL=diff

fi

OPTIMISTIC=out_optimistic

PESSIMISTIC=out_pessimistic

$JAVA_HOME/bin/java -ea -jar ../dist/nashorn.jar ${@} >$PESSIMISTIC

$JAVA_HOME/bin/java -ea -Dnashorn.optimistic -jar ../dist/nashorn.jar ${@} >$OPTIMISTIC

if ! diff -q $PESSIMISTIC $OPTIMISTIC >/dev/null ; then

    echo "Failure! Results are different"

    echo ""

    $DIFFTOOL $PESSIMISTIC $OPTIMISTIC

else

    echo "OK - Results are identical"

fi