Detect dependency cycles earlier and print a better error.

[goals.git] / tests / 20-circular-dep.sh

diff --git a/tests/20-circular-dep.sh b/tests/20-circular-dep.sh
new file mode 100755 (executable)
index 0000000..46294c7
--- /dev/null
+++ b/tests/20-circular-dep.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+# Goals test.
+# Copyright (C) 2020 Richard W.M. Jones
+# Copyright (C) 2020 Red Hat Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+# We expect this to fail.  It should exit with code 1 and
+# an error.
+goals -f 20-circular-dep.gl -d
+code=$?
+if [ $code -ne 1 ]; then
+    echo "unexpected error code: $code != 1"
+    exit 1
+fi