test: run different tests under different options (in a wrapper)

test/test.sh

@@ -28,7 +28,7 @@ fi
 TEST_DIR=.
 TEST_SRC_DIR=.
 
-T=`echo "$0" | sed -e 's/test.sh$//' | sed -e 's/test-script.sh//' `
+T=`echo "$0" | sed -e 's/test.sh$//'`
 if test -x "$T/test-init"
 then
 	TEST_DIR="$T"
@@ -146,15 +146,43 @@ do_test() {
 	run_tests
 }
 
+usage()
+{
+	cat <<EOL
+  -b   - specify backends
+  -t   - run timerfd test
+  -c   - run changelist test
+  -T   - run timerfd+changelist test
+EOL
+}
+main()
+{
+	backends=$BACKENDS
+	timerfd=0
+	changelist=0
+	timerfd_changelist=0
+
+	while getopts "b:tcT" c; do
+		case "$c" in
+			b) backends="$OPTARG";;
+			t) timerfd=1;;
+			c) changelist=1;;
+			T) timerfd_changelist=1;;
+			?*) usage && exit 1;;
+		esac
+	done
+
 	announce "Running tests:"
 
-do_test EPOLL "(timerfd)"
-do_test EPOLL "(changelist)"
-do_test EPOLL "(timerfd+changelist)"
-for i in $BACKENDS; do
+	[ $timerfd -eq 0 ] || do_test EPOLL "(timerfd)"
+	[ $changelist -eq 0 ] || do_test EPOLL "(changelist)"
+	[ $timerfd_changelist -eq 0 ] || do_test EPOLL "(timerfd+changelist)"
+	for i in $backends; do
 		do_test $i
 	done
 
 	if test "$FAILED" = "yes"; then
 		exit 1
 	fi
+}
+main "$@"