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

[babeltrace.git] / tests / cli / convert / test_auto_source_discovery_params

diff --git a/tests/cli/convert/test_auto_source_discovery_params b/tests/cli/convert/test_auto_source_discovery_params
index 446e6c426d25cc3f8023de006dd93c8c4c49cdcf..65ef536fb1d0aafde4dc4d6e1fc0dc9c1616615b 100755 (executable)
--- a/tests/cli/convert/test_auto_source_discovery_params
+++ b/tests/cli/convert/test_auto_source_discovery_params
@@ -8,7 +8,7 @@
 # Test how parameters are applied to sources auto-discovered by the convert
 # command.
 
-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"