travis: add "make uninstall" test

"make uninstall" is supposed to remove all the files that
"make install" (with the same arguments) have created.
This is a test to check that.

PS ideally, "make uninstall" should also remove any empty directories,
but let's not care about it for now.
Signed-off-by: Kir Kolyshkin <kir@openvz.org>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>

scripts/travis/travis-tests

@@ -4,7 +4,7 @@ set -x -e
 TRAVIS_PKGS="protobuf-c-compiler libprotobuf-c0-dev libaio-dev
 		libprotobuf-dev protobuf-compiler python-ipaddr libcap-dev
 		libnl-3-dev gcc-multilib libc6-dev-i386 gdb bash python-protobuf
-		libnet-dev util-linux"
+		libnet-dev util-linux asciidoc"
 
 travis_prep () {
 	[ -n "$SKIP_TRAVIS_PREP" ] && return
@@ -70,6 +70,7 @@ bash ./test/jenkins/criu-inhfd.sh
 
 make -C test/others/mnt-ext-dev/ run
 #make -C test/others/exec/ run
+make -C test/others/make/ run
 
 ./test/zdtm.py run -t zdtm/static/env00 --sibling
 

test/others/make/Makefile

+# Tests for the build system
+
+run:
+	./uninstall.sh
+.PHONY: run

test/others/make/uninstall.sh

+#!/bin/sh
+# A test to make sure "make uninstall" works as intended.
+
+set -e
+SELFDIR=$(dirname $(readlink -f $0))
+DESTDIR=$SELFDIR/test.install-$$
+cd $SELFDIR/../../..
+
+set -x
+make install DESTDIR=$DESTDIR
+make uninstall DESTDIR=$DESTDIR
+set +x
+
+# There should be no files left (directories are OK for now)
+if [ $(find $DESTDIR -type f | wc -l) -gt 0 ]; then
+	echo "Files left after uninstall:"
+	find $DESTDIR -type f
+	echo "FAIL"
+	exit 1
+fi
+
+echo PASS