apt/test/integration/test-00-commands-have-help

#!/bin/sh
set -e

TESTDIR=$(readlink -f $(dirname $0))
. $TESTDIR/framework

setupenvironment
configarchitecture 'amd64'

# this test does double duty: The obvious is checking for --help and co,
# but it also checks if the binary can find all methods in the library.
# The later is quite handy for manual testing of non-abibreaking changes
export LD_BIND_NOW=1

checkversionmessage() {
	testsuccess grep '^apt .* compiled on ' ${1}-help.output
}

checkhelpmessage() {
	checkversionmessage "$1"
	testsuccess grep '^Usage:' ${1}-help.output
}

checkoptions() {
	testsuccess $1 --help
	cp -f rootdir/tmp/testsuccess.output ${1}-help.output
	checkhelpmessage "$1"

	testsuccess $1 --version
	cp -f rootdir/tmp/testsuccess.output ${1}-help.output
	checkversionmessage "$1"
}

for CMD in 'apt-cache' 'apt-cdrom' 'apt-config' \
	'apt-extracttemplates' 'apt-get' 'apt-helper' \
	'apt-mark' 'apt-sortpkgs' 'apt' 'apt-ftparchive'; do
	cmd="$(echo "$CMD" | tr -d '-')"
	msgtest 'Test for failure with no parameters calling' "$CMD"
	if $cmd > ${cmd}-help.output 2>&1; then
		echo
		cat ${cmd}-help.output
		msgfail 'zero exit'
	else
		msgpass
	fi
	checkhelpmessage "$cmd"
	checkoptions "$cmd"
done

for CMD in 'apt-dump-solver'  'apt-internal-solver'; do
	checkoptions "$(echo "$CMD" | tr -d '-')"
done