Added a test for --link-dest warning

Author: lildude

test/test-ghe-backup.sh

@@ -251,3 +251,16 @@ begin_test "ghe-backup without manage-password file"
     [ ! -f "$GHE_DATA_DIR/current/manage-password" ]
 )
 end_test
+
+begin_test "ghe-backup emtpy hookshot directory"
+(
+  set -e
+
+  rm -rf $GHE_REMOTE_DATA_USER_DIR/hookshot/repository-*
+  rm -rf $GHE_DATA_DIR/current/hookshot/repository-*
+  ghe-backup
+
+  # Check that the "--link-dest arg does not exist" message hasn't occurred.
+  [ ! "$(grep "[l]ink-dest arg does not exist" $TRASHDIR/out)" ]
+)
+end_test