Start testing with the internal bug tracker disabled. Refs #1370

- all tests should be passing with and without this App
- specific tcms.bugs related tests should be skipped when the
  App is not found in INSTALLED_APPS

.travis.yml

@@ -49,6 +49,11 @@ jobs:
         - CMD=test
         - TEST_DB=SQLite
 
+    - env:
+        - CMD=test
+        - TEST_DB=SQLite
+        - KIWI_DISABLE_BUGTRACKER=yes
+
     - env:
         - CMD=test
         - TEST_DB=MariaDB

tcms/settings/common.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-import os.path
+import os
 from importlib import import_module
 
 import pkg_resources
@@ -261,16 +261,19 @@
     'modernrpc',
     'simple_history',
 
-    # if you wish to disable Kiwi TCMS bug tracker
-    # comment out the next line
-    'tcms.bugs.apps.AppConfig',
     'tcms.core.contrib.linkreference',
     'tcms.management',
     'tcms.testcases.apps.AppConfig',
     'tcms.testplans.apps.AppConfig',
     'tcms.testruns.apps.AppConfig',
 ]
 
+# if you wish to disable Kiwi TCMS bug tracker
+# define the KIWI_DISABLE_BUGTRACKER ENV variable
+if os.environ.get('KIWI_DISABLE_BUGTRACKER') is None:
+    TENANT_APPS.append('tcms.bugs.apps.AppConfig')
+
+
 INSTALLED_APPS = TENANT_APPS + [
     'grappelli',
     'django.contrib.admin',