run_tests.sh: Check if the filesystem was successfully mounted.

diff --git a/run_tests.sh b/run_tests.sh
index a3dcb365972f9e1ea686dae32d21ce07e5bc0716..1f2fbf14f4f3e3f6e0e4db7ae2e04c07fd43bd27 100755 (executable)
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -4,6 +4,12 @@ mkdir -p test/mount
 mkdir -p test/source
 ./fuse_xattrs -o nonempty test/source/ test/mount/
 
+if [ $? -ne 0 ]; then
+    echo "Error mounting the filesystem."
+    echo "Do you have permissions?"
+    exit 1
+fi
+
 pushd test
 
 set +e