[api2] Fix group repos

tests/api/test_group_repos.py

@@ -18,7 +18,13 @@ class GroupRepoTest(ApiTestBase):
             resp = self.create_group_repo(group.group_id)
 
             assert resp.status_code == 200
-            assert len(resp.json()) == 9
+            resp_json = resp.json()
+            assert len(resp_json['id']) == 36
+            assert resp_json['name'] == 'grepo-test'
+            assert resp_json['size'] >= 0
+            assert resp_json['mtime'] > 0
+            assert resp_json['permission'] == 'rw'
+            assert '</time>' in resp_json['mtime_relative']
 
     def test_add_with_wrong_perm(self):
         with self.get_tmp_group() as group:
@@ -36,6 +42,14 @@ class GroupRepoTest(ApiTestBase):
             assert resp.status_code == 200
             assert len(resp.json()) == 1
 
+            resp_repo = resp.json()[0]
+            assert len(resp_repo['id']) == 36
+            assert resp_repo['name'] == 'grepo-test'
+            assert resp_repo['size'] >= 0
+            assert resp_repo['mtime'] > 0
+            assert resp_repo['permission'] in ('r', 'rw')
+            assert '</time>' in resp_repo['mtime_relative']
+
     def test_can_delete(self):
         with self.get_tmp_group() as group:
             resp = self.create_group_repo(group.group_id)