[Feature] Alias Support (#151)

Fixes #149

Co-authored-by: Tim Lorsbach <tim@lorsba.ch>
Reviewed-on: enviPath/enviPy#151

tests/views/test_rule_views.py

@@ -258,3 +258,57 @@ class RuleViewTest(TestCase):
         )
 
         self.assertEqual(self.user1_default_package.rules.count(), 0)
+
+    def test_set_aliases(self):
+        alias_1 = "Alias 1"
+        alias_2 = "Alias 2"
+
+        response = self.client.post(
+            reverse("rules"),
+            {
+                "rule-name": "Test Rule",
+                "rule-description": "Just a Description",
+                "rule-smirks": "[H:5][C:1]([#6:6])([#1,#9,#17,#35,#53:4])[#9,#17,#35,#53]>>[H:5][C:1]([#6:6])([#8])[#1,#9,#17,#35,#53:4]",
+                "rule-type": "SimpleAmbitRule",
+            },
+        )
+
+        self.assertEqual(response.status_code, 302)
+        rule_url = response.url
+        r = Rule.objects.get(url=rule_url)
+
+        response = self.client.post(
+            reverse(
+                "package rule detail",
+                kwargs={"package_uuid": str(r.package.uuid), "rule_uuid": str(r.uuid)},
+            ),
+            {"aliases": [alias_1, alias_2]},
+        )
+
+        r = Rule.objects.get(url=rule_url)
+        self.assertEqual(len(r.aliases), 2)
+
+        response = self.client.post(
+            reverse(
+                "package rule detail",
+                kwargs={"package_uuid": str(r.package.uuid), "rule_uuid": str(r.uuid)},
+            ),
+            {"aliases": [alias_1]},
+        )
+
+        r = Rule.objects.get(url=rule_url)
+        self.assertEqual(len(r.aliases), 1)
+
+        response = self.client.post(
+            reverse(
+                "package rule detail",
+                kwargs={"package_uuid": str(r.package.uuid), "rule_uuid": str(r.uuid)},
+            ),
+            {
+                # We have to set an empty string to avoid that the parameter is removed
+                "aliases": ""
+            },
+        )
+
+        r = Rule.objects.get(url=rule_url)
+        self.assertEqual(len(r.aliases), 0)