#!/bin/sh
set -e

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

setupenvironment
configarchitecture 'amd64' 'i386'
configdpkgnoopchroot

if [ ! -e /proc/self/fd ]; then
	msgskip "needs /proc/self/fd"
    exit 0
fi

setupsimplenativepackage "fdleaks" 'all' '1.0' 'unstable'
BUILDDIR="incoming/fdleaks-1.0"
for script in 'preinst' 'postinst' 'prerm' 'postrm'; do
	cat > ${BUILDDIR}/debian/$script << EOF
#!/bin/sh
if [ -e '$(pwd)/rootdir/tmp/read_stdin' ]; then
	read line;
	echo "STDIN: -\$line-"
fi
ls -l /proc/self/fd/
EOF
done
buildpackage "$BUILDDIR" 'unstable' 'main' 'native'
rm -rf "$BUILDDIR"

PKGNAME='fdleaks:all'
if dpkg --compare-versions "$(dpkg_version)" 'lt' '1.16.2'; then
	PKGNAME='fdleaks'
fi

setupaptarchive

rm -f rootdir/var/log/dpkg.log rootdir/var/log/apt/term.log
testsuccess aptget install -y fdleaks -qq < /dev/null

checkfdleak() {
	msgtest 'Check if fds were not' "leaked: expect $1"
	if [ "$(grep 'root root' rootdir/tmp/testsuccess.output | wc -l)" = "$1" ]; then
		msgpass
	else
		echo
		cat rootdir/tmp/testsuccess.output
		msgfail
	fi
}
checkinstall() {
	checkfdleak 8

	cp rootdir/tmp/testsuccess.output terminal.output
	tail -n +3 rootdir/var/log/apt/term.log | head -n -1 > terminal.log
	testfileequal 'terminal.log' "$(cat terminal.output)"

	testequal "startup archives unpack
install $PKGNAME <none> 1.0
status half-installed $PKGNAME 1.0
status unpacked $PKGNAME 1.0
status unpacked $PKGNAME 1.0
startup packages configure
configure $PKGNAME 1.0 <none>
status unpacked $PKGNAME 1.0
status half-configured $PKGNAME 1.0
status installed $PKGNAME 1.0" cut -f 3- -d' ' rootdir/var/log/dpkg.log
}
checkinstall

rm -f rootdir/var/log/dpkg.log rootdir/var/log/apt/term.log
testsuccess aptget purge -y fdleaks -qq
checkpurge() {
	checkfdleak 12

	cp rootdir/tmp/testsuccess.output terminal.output
	tail -n +3 rootdir/var/log/apt/term.log | head -n -1 > terminal.log
	testfileequal 'terminal.log' "$(cat terminal.output)"

	if dpkg --compare-versions "$(dpkg_version)" 'ge' '1.18.11'; then
		testequal "startup packages remove
status installed $PKGNAME 1.0
remove $PKGNAME 1.0 <none>
status half-configured $PKGNAME 1.0
status half-installed $PKGNAME 1.0
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
startup packages configure
startup packages purge
purge $PKGNAME 1.0 <none>
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
status not-installed $PKGNAME <none>
startup packages configure" cut -f 3- -d' ' rootdir/var/log/dpkg.log
	else
		testequal "startup packages remove
status installed $PKGNAME 1.0
remove $PKGNAME 1.0 <none>
status half-configured $PKGNAME 1.0
status half-installed $PKGNAME 1.0
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
startup packages configure
startup packages purge
remove $PKGNAME 1.0 <none>
purge $PKGNAME 1.0 <none>
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
status config-files $PKGNAME 1.0
status not-installed $PKGNAME <none>
startup packages configure" cut -f 3- -d' ' rootdir/var/log/dpkg.log
	fi
	testequalor2 "dpkg-query: no packages found matching ${PKGNAME}" "No packages found matching ${PKGNAME}." dpkg -l "$PKGNAME"
}
checkpurge

msgtest 'setsid provided is new enough to support' '-w'
if dpkg-checkbuilddeps -d 'util-linux (>= 2.24.2-1)' /dev/null >/dev/null 2>&1; then
	msgpass
else
	msgskip "$(command dpkg -l util-linux)"
	exit
fi

rm -f rootdir/var/log/dpkg.log rootdir/var/log/apt/term.log
testsuccess runapt command setsid -w "${BUILDDIRECTORY}/apt-get" install -y fdleaks -qq < /dev/null
checkinstall

rm -f rootdir/var/log/dpkg.log rootdir/var/log/apt/term.log
testsuccess runapt command setsid -w "${BUILDDIRECTORY}/apt-get" purge -y fdleaks -qq
checkpurge

touch rootdir/tmp/read_stdin

rm -f rootdir/var/log/dpkg.log rootdir/var/log/apt/term.log
for i in $(seq 1 10); do echo "$i"; done | testsuccess aptget install -y fdleaks -qq
checkinstall
testequal '2' grep -c '^STDIN: ' rootdir/var/log/apt/term.log

rm -f rootdir/var/log/dpkg.log rootdir/var/log/apt/term.log
yes '' | testsuccess runapt command setsid -w "${BUILDDIRECTORY}/apt-get" purge -y fdleaks -qq
checkpurge
testequal '3' grep -c '^STDIN: ' rootdir/var/log/apt/term.log