tests: fix POSIX shell source style
The source command does not search $PWD, and bash recently fixed itself to
follow this behavior for /bin/sh.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/testsuite/tail.tests b/testsuite/tail.tests
index d97bf7b..d2427d4 100755
--- a/testsuite/tail.tests
+++ b/testsuite/tail.tests
@@ -3,7 +3,7 @@
# Copyright 2009 by Denys Vlasenko <vda.linux@googlemail.com>
# Licensed under GPL v2, see file LICENSE for details.
-. testing.sh
+. ./testing.sh
# testing "test name" "command" "expected result" "file input" "stdin"
# file input will be file called "input"