Add functions to handle routing keys

test/test_redis_mq.py

@@ -1,7 +1,7 @@
 from unittest import TestCase
 
 from hexlib.env import get_redis
-from hexlib.mq import RedisMQ
+from hexlib.mq import RedisMQ, parse_routing_key, RoutingKeyParts
 
 
 class TestRedisMQ(TestCase):
@@ -47,3 +47,16 @@ class TestRedisMQ(TestCase):
 
         with self.assertRaises(ValueError):
             mq.publish({"a": 1}, item_project="test", item_type="msg")
+
+
+class TestRoutingKey(TestCase):
+
+    def test1(self):
+        key = "arc.chan.4chan.post.b"
+        parts = parse_routing_key(key)
+        self.assertEqual(parts, RoutingKeyParts("arc", "chan", "4chan", "post", "b"))
+
+    def test2(self):
+        key = "arc.reddit.submission.birdpics"
+        parts = parse_routing_key(key)
+        self.assertEqual(parts, RoutingKeyParts("arc", "reddit", None, "submission", "birdpics"))