Add test for gnuviechadmin.celery

This commit adds a refactoring for gnuviechadmin.celery to make the
installed apps detection testable. The test is added in
gnuviechadmin.tests.test_celery. Debug code in gnuviechadmin.urls is no
excluded from coverage reporting.

gnuviechadmin/gnuviechadmin/celery.py

@@ -12,5 +12,8 @@ os.environ.setdefault('DJANGO_SETTINGS_MODULE',
 
 app = Celery('gnuviechadmin')
 
+def get_installed_apps():
+    return settings.INSTALLED_APPS
+
 app.config_from_object('django.conf:settings')
-app.autodiscover_tasks(lambda: settings.INSTALLED_APPS)
+app.autodiscover_tasks(get_installed_apps)

gnuviechadmin/gnuviechadmin/tests/test_celery.py

@@ -0,0 +1,10 @@
+from unittest import TestCase
+
+from gnuviechadmin.celery import get_installed_apps
+from django.conf import settings
+
+
+class GetInstalledAppsTest(TestCase):
+
+    def test_get_installed_apps(self):
+        self.assertEqual(get_installed_apps(), settings.INSTALLED_APPS)

gnuviechadmin/gnuviechadmin/urls.py

@@ -27,7 +27,7 @@ urlpatterns += patterns(
 # Uncomment the next line to serve media files in dev.
 # urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
 
-if settings.DEBUG:
+if settings.DEBUG:  # pragma: no cover
     import debug_toolbar
     urlpatterns += patterns('',
                             url(r'^__debug__/', include(debug_toolbar.urls)),