Gitlab can return None for avatar blocks

Because reasons!

buildtrigger/gitlabhandler.py

@@ -275,19 +275,24 @@ class GitLabBuildTrigger(BuildTriggerHandler):
     namespaces = {}
     repositories = _paginated_iterator(gl_client.getprojects, RepositoryReadException)
     for repo in repositories:
-      namespace = repo['namespace']
+      namespace = repo.get('namespace') or {}
+      if not namespace:
+        continue
+
       namespace_id = namespace['id']
 
       avatar_url = ''
       if 'avatar' in namespace:
-          avatar_url = namespace.get('avatar', {}).get('url')
+        avatar_data = namespace.get('avatar') or {}
+        avatar_url = avatar_data.get('url')
       elif 'owner' in repo:
-          avatar_url = repo.get('owner', {}).get('avatar_url')
+        owner_data = repo.get('owner') or {}
+        avatar_url = owner_data.get('avatar_url')
 
       if namespace_id in namespaces:
         namespaces[namespace_id]['score'] = namespaces[namespace_id]['score'] + 1
       else:
-        owner = repo['namespace']['name']
+        owner = namespace['name']
         namespaces[namespace_id] = {
           'personal': owner == current_user['username'],
           'id': namespace['path'],

buildtrigger/test/gitlabmock.py

@@ -12,7 +12,7 @@ def get_gitlab_trigger(dockerfile_path=''):
     'username': 'knownuser'
   })
 
-  trigger._get_authorized_client = get_mock_gitlab
+  trigger._get_authorized_client = get_mock_gitlab(with_nullavatar=False)
   return trigger
 
 def adddeploykey_mock(project_id, name, public_key):
@@ -52,18 +52,31 @@ def project(namespace, name, is_org=False):
     }
   }
 
-  if is_org:
+  if name == 'nullavatar':
+    del data['owner']['avatar_url']
+    data['namespace']['avatar'] = None
+  elif is_org:
     del data['owner']['avatar_url']
     data['namespace']['avatar'] = {'url': 'avatarurl'}
 
   return data
 
-def getprojects_mock(page=1, per_page=100):
+def getprojects_mock(with_nullavatar=False):
+  if with_nullavatar:
+    def _getprojs(page=1, per_page=100):
+      return [
+        project('someorg', 'nullavatar', is_org=True),
+      ]
+    return _getprojs
+
+  else:
+    def _getprojs(page=1, per_page=100):
       return [
         project('knownuser', 'somerepo'),
         project('someorg', 'somerepo', is_org=True),
         project('someorg', 'anotherrepo', is_org=True),
       ]
+    return _getprojs
 
 def getproject_mock(project_name):
   if project_name == 'knownuser/somerepo':
@@ -165,14 +178,15 @@ def getrawfile_mock(repo_id, branch_name, path):
 
   return False
 
-def get_mock_gitlab():
+def get_mock_gitlab(with_nullavatar=False):
+  def _get_mock():
     mock_gitlab = Mock()
     mock_gitlab.host = 'https://bitbucket.org'
 
     mock_gitlab.currentuser = Mock(side_effect=get_currentuser_mock)
     mock_gitlab.getusers = Mock(side_effect=getusers_mock)
 
-  mock_gitlab.getprojects = Mock(side_effect=getprojects_mock)
+    mock_gitlab.getprojects = Mock(side_effect=getprojects_mock(with_nullavatar))
     mock_gitlab.getproject = Mock(side_effect=getproject_mock)
     mock_gitlab.getbranches = Mock(side_effect=getbranches_mock)
 
@@ -190,3 +204,5 @@ def get_mock_gitlab():
     mock_gitlab.deletedeploykey = Mock(return_value=True)
     mock_gitlab.deleteprojecthook = Mock(return_value=True)
     return mock_gitlab
+
+  return _get_mock

buildtrigger/test/test_gitlabhandler.py

@@ -1,7 +1,9 @@
 import json
 import pytest
 
-from buildtrigger.test.gitlabmock import get_gitlab_trigger
+from mock import Mock
+
+from buildtrigger.test.gitlabmock import get_gitlab_trigger, get_mock_gitlab
 from buildtrigger.triggerutil import (SkipRequestException, ValidationRequestException,
                                       InvalidPayloadException)
 from endpoints.building import PreparedBuild
@@ -35,6 +37,21 @@ def test_lookup_user(email, expected_response, gitlab_trigger):
   assert gitlab_trigger.lookup_user(email) == expected_response
 
 
+def test_null_avatar(gitlab_trigger):
+  gitlab_trigger._get_authorized_client = get_mock_gitlab(with_nullavatar=True)
+  namespace_data = gitlab_trigger.list_build_source_namespaces()
+  expected = {
+    'avatar_url': None,
+    'personal': False,
+    'title': 'someorg',
+    'url': 'https://bitbucket.org/someorg',
+    'score': 1,
+    'id': 'someorg',
+  }
+
+  assert namespace_data == [expected]
+
+
 @pytest.mark.parametrize('payload, expected_error, expected_message', [
   ('{}', InvalidPayloadException, ''),