tests: start basic framework for ad-hoc testing

It's not automated (i.e. no `make check`), but it's enough for local
ad-hoc testing to check patches work against libtool-2.4.6 at least.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

5 files changed, 112 insertions, 0 deletions

diff --git a/tests/.gitignore b/tests/.gitignore
new file mode 100644
index 0000000..0cff469
--- /dev/null
+++ b/tests/.gitignore
@@ -0,0 +1,8 @@
+/libtools/
+/*.tmp/
+aclocal.m4
+autom4te.cache/
+config.guess
+config.sub
+configure
+ltmain.sh
diff --git a/tests/2.4.6/configure.ac b/tests/2.4.6/configure.ac
new file mode 100644
index 0000000..764d8df
--- /dev/null
+++ b/tests/2.4.6/configure.ac
@@ -0,0 +1,4 @@
+AC_PREREQ([2.69])
+AC_INIT([elt-patches], [ver])
+LT_INIT
+AC_OUTPUT
diff --git a/tests/README.md b/tests/README.md
new file mode 100644
index 0000000..ccfd78f
--- /dev/null
+++ b/tests/README.md
@@ -0,0 +1,7 @@
+To run the tests, first initialize the environment:
+$ ./setup.sh
+
+Then run the tests:
+$ ./run.sh
+
+Logs will be stored in the tmp dir for checking.
diff --git a/tests/run.sh b/tests/run.sh
new file mode 100755
index 0000000..5424085
--- /dev/null
+++ b/tests/run.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+# Copyright 1999-2021 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# Run eltpatch against copies of libtool for quick testing.
+
+set -e
+cd "$(dirname "$(realpath "$0")")"
+
+export LD=ld
+export CHOST=x86_64-gentoo-linux-gnu
+export ELT_patchdir="${PWD}/../patches"
+eltpatch=${PWD}/../eltpatch
+
+test() {
+	local PV="$1"
+
+	rm -rf "${PV}.tmp"
+	cp -a "${PV}" "${PV}.tmp"
+	export S="${PWD}/${PV}.tmp"
+	export TMPDIR=${S}
+	"${eltpatch}"
+}
+
+mkdir -p libtools
+for f in *.*/configure.ac ; do
+	v=${f%/*}
+	[[ ${v} == *.tmp ]] && continue
+	echo "### ${v}"
+	test "${v}"
+done
diff --git a/tests/setup.sh b/tests/setup.sh
new file mode 100755
index 0000000..6b2022d
--- /dev/null
+++ b/tests/setup.sh
@@ -0,0 +1,62 @@
+#!/bin/bash
+# Copyright 1999-2021 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# Setup local copies of pristine libtool for testing against.
+
+set -e
+cd "$(dirname "$(realpath "$0")")"
+
+: "${DISTDIR:=/var/cache/distfiles}"
+URI_BASE="https://ftpmirror.gnu.org/libtool/"
+
+setup() {
+	local PV="$1"
+	local P="libtool-${PV}"
+	local A="${P}.tar.xz"
+
+	script="libtools/${P}/destdir/bin/libtool"
+	if [[ -e ${script} ]] ; then
+		return
+	fi
+
+	pushd libtools >/dev/null
+	rm -rf "${P}"
+	if [[ -e ${DISTDIR}/${A} ]] ; then
+		printf "unpack "
+		tar xf "${DISTDIR}/${A}"
+	else
+		if [[ ! -e ${A} ]] ; then
+			printf "fetch "
+			wget -nv "${URI_BASE}/${A}"
+		fi
+		printf "unpack "
+		tar xf "${A}"
+	fi
+
+	printf "compile "
+	cd "${P}"
+	./configure --prefix="${PWD}/destdir" -q >/dev/null
+	make install -j -s >/dev/null
+
+	popd >/dev/null
+}
+
+build() {
+	local PV="$1"
+
+	pushd "${PV}" >/dev/null
+	PATH="${PWD}/../libtools/libtool-${PV}/destdir/bin:${PATH}"
+	autoreconf -i
+	popd >/dev/null
+}
+
+mkdir -p libtools
+for f in *.*/configure.ac ; do
+	v=${f%/*}
+	[[ ${v} == *.tmp ]] && continue
+	printf "${v}: "
+	setup "${v}"
+	build "${v}"
+	echo "done"
+done