tests: use -z / -n to test for string empty / non-empty

[babeltrace.git] / tests / plugins / src.ctf.fs / fail / test_fail

diff --git a/tests/plugins/src.ctf.fs/fail/test_fail b/tests/plugins/src.ctf.fs/fail/test_fail
index 652ec6f4bd302a87cb3271e8bceb8d1ab6c5653f..1c75a0d28a6391fafa48ffe390b6075cb908732d 100755 (executable)
--- a/tests/plugins/src.ctf.fs/fail/test_fail
+++ b/tests/plugins/src.ctf.fs/fail/test_fail
@@ -10,7 +10,7 @@
 
 SH_TAP=1
 
-if [ "x${BT_TESTS_SRCDIR:-}" != "x" ]; then
+if [ -n "${BT_TESTS_SRCDIR:-}" ]; then
        UTILSSH="$BT_TESTS_SRCDIR/utils/utils.sh"
 else
        UTILSSH="$(dirname "$0")/../../../utils/utils.sh"