1 files changed, 5 insertions, 0 deletions
diff --git a/test/run-test b/test/run-test
index 8e012d13fb..5bd8b3b348 100755
--- a/test/run-test
+++ b/test/run-test
@@ -441,6 +441,11 @@ while true; do
     fi
 done
 
+if [ "$usage" = "no" -a "x$1" = "x" ]; then
+  echo "missing test to run" 1>&2
+  usage="yes"
+fi
+
 # The DEX_LOCATION with the chroot prefix, if any.
 chroot_dex_location="$chroot$DEX_LOCATION"