#!/bin/bash
#  $HeadURL$ $LastChangedRevision$
PROGNAME=${0##*/}
SANDPIT=$(pwd)
. $(ade-config ade_share_prefix)/include/adetestsupport.sh

##############################################################################
#
#  LOAD TEST-SPECIFIC CONFIGURATION FILE
#
##############################################################################

[ "X$ADETEST_MODROOT" != X ] || adetestsupport_error "'ADETEST_MODROOT' not defined"
[ -r "$ADETEST_MODROOT/tests/in/$PROGNAME" ] || adetestsupport_error "can't read $ADETEST_MODROOT/tests/in/$PROGNAME"
. "$ADETEST_MODROOT/tests/in/$PROGNAME" || adetestsupport_error "problem sourcing $ADETEST_MODROOT/tests/in/$PROGNAME"
[ "X$PROGRAMS" != X ] || adetestsupport_error "'PROGRAMS' not defined"

##############################################################################
#
#  START OF TESTS
#
##############################################################################

echo "checking -h and --help return text that looks like usage message ..."
for PROGRAM in $PROGRAMS; do
    for OPTION in -h --help; do
        adetestsupport_debug 4 "running '$PROGRAM $OPTION' and checking it looks like a usage message ..."
        if { ! [[ $($PROGRAM $OPTION < /dev/null 2>&1) =~ ^Usage:[\ \	]+[a-z][-a-z0-9]*\ .*$ ]]; }; then
            echo "'$PROGRAM $OPTION' failed; its ouput was [$PROGRAM_OPTION_OUTPUT]"
        fi
    done
done

echo "checking -h and --help exit codes and output stream with ..."
for PROGRAM in $PROGRAMS; do
    for OPTION in -h --help; do
        adetestsupport_debug 4 "running '$PROGRAM $OPTION' and checking return code ..."
        $PROGRAM $OPTION > /dev/null < /dev/null
    done
done

echo "checking -h and --help reply format ..."
for PROGRAM in $PROGRAMS; do
    adetestsupport_debug 4 "checking $PROGRAM ..."
    for OPTION in -h --help; do
        adetestsupport_debug 4 "running '$PROGRAM $OPTION' and checking reply format ..."
        OUTPUT="$($PROGRAM $OPTION < /dev/null 2>&1)" || true
        #  rpm used to have help string exactly 80 chars long, so "sed -rn 's/.{80,80}//p'"
        #  succeeded but stripped all but the newline, so a blank line was produced, making
        #  it slightly difficult to track which line in the usage message was at fault. Now
        #  we look for lines that are 80 long, but output the last character.
        echo "$OUTPUT" | sed -rn 's/.{79,79}(.)/\1/p'
    done
done

#  leave this in to facilitate easier detection of silent non-non-zero
#  exits from above loop.
echo "end of tests"