1 files changed, 56 insertions, 0 deletions
diff --git a/distbuild/route_map_tests.py b/distbuild/route_map_tests.py
new file mode 100644
index 00000000..c8ed69b3
--- /dev/null
+++ b/distbuild/route_map_tests.py
@@ -0,0 +1,56 @@
+# distbuild/route_map_tests.py -- unit tests for message routing
+#
+# Copyright (C) 2014  Codethink Limited
+# 
+# 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; version 2 of the License.
+#
+# 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..
+
+
+import unittest
+
+import distbuild
+
+
+class RouteMapTests(unittest.TestCase):
+
+    def setUp(self):
+        self.rm = distbuild.RouteMap()
+
+    def test_raises_error_for_unknown_route(self):
+        self.assertRaises(KeyError, self.rm.get_incoming_id, 'outgoing')
+
+    def test_finds_added_route(self):
+        self.rm.add('incoming', 'outgoing')
+        self.assertEqual(self.rm.get_incoming_id('outgoing'), 'incoming')
+
+    def test_finds_outgoing_ids(self):
+        self.rm.add('incoming', 'outgoing')
+        self.assertEqual(self.rm.get_outgoing_ids('incoming'), ['outgoing'])
+
+    def test_removes_added_route(self):
+        self.rm.add('incoming', 'outgoing')
+        self.rm.remove('outgoing')
+        self.assertRaises(KeyError, self.rm.get_incoming_id, 'outgoing')
+
+    def test_raises_error_if_forgetting_unknown_route(self):
+        self.assertRaises(KeyError, self.rm.remove, 'outgoing')
+
+    def test_silently_ignores_adding_existing_route(self):
+        self.rm.add('incoming', 'outgoing')
+        self.rm.add('incoming', 'outgoing')
+        self.assertEqual(self.rm.get_incoming_id('outgoing'), 'incoming')
+
+    def test_raises_assert_if_adding_conflicting_route(self):
+        self.rm.add('incoming', 'outgoing')
+        self.assertRaises(AssertionError, self.rm.add, 'different', 'outgoing')
+