TT#18651 purge-none periodic task

* remove all JenkinsBuildInfo from tasks that
  are not release related every week

Change-Id: Ibd4352fad5af6c8cae8fd4a8dcbb11faa696619a

repoapi/models/jbi.py

@@ -137,9 +137,14 @@ class JenkinsBuildInfoManager(models.Manager):
 
     def purge_release(self, release, _timedelta=timedelta(weeks=3)):
         _date = datetime.now() - _timedelta
-        self.get_queryset().filter(
-            param_release=release,
-            date__date__lt=_date).delete()
+        if release is None:
+            self.get_queryset().filter(
+                param_release__isnull=True,
+                date__date__lt=_date).delete()
+        else:
+            self.get_queryset().filter(
+                param_release=release,
+                date__date__lt=_date).delete()
 
 
 class JenkinsBuildInfo(models.Model):

repoapi/settings/prod.py

@@ -85,6 +85,11 @@ CELERYBEAT_SCHEDULE = {
         'schedule': crontab(hour=7, minute=30, day_of_week='sunday'),
         'args': ('none', 4),
     },
+    'purge-none': {
+        'task': 'repoapi.tasks.jbi_purge',
+        'schedule': crontab(hour=7, minute=30, day_of_week='sunday'),
+        'args': (None, 1),
+    },
 }
 CELERY_TIMEZONE = 'UTC'
 

repoapi/test/test_model_queries.py

@@ -70,3 +70,15 @@ class JBIQueriesTestCase(BaseTest):
             'mr3.1-fake',
             timedelta(weeks=3))
         self.assertEquals(JenkinsBuildInfo.objects.count(), 1)
+
+    def test_purge_release_none(self):
+        jbi = JenkinsBuildInfo.objects.get(pk=1)
+        jbi.param_release = None
+        jbi.save()
+        self.assertEquals(JenkinsBuildInfo.objects.filter(
+            param_release__isnull=True).count(), 1)
+        self.assertEquals(JenkinsBuildInfo.objects.count(), 5)
+        JenkinsBuildInfo.objects.purge_release(
+            None,
+            timedelta(weeks=3))
+        self.assertEquals(JenkinsBuildInfo.objects.count(), 4)

repoapi/test/test_tasks.py

@@ -30,3 +30,13 @@ class TasksTestCase(BaseTest):
         self.assertEquals(JenkinsBuildInfo.objects.count(), 5)
         tasks.jbi_purge.delay('mr3.1-fake', 3)
         self.assertEquals(JenkinsBuildInfo.objects.count(), 1)
+
+    def test_purge_none(self):
+        jbi = JenkinsBuildInfo.objects.get(pk=1)
+        jbi.param_release = None
+        jbi.save()
+        self.assertEquals(JenkinsBuildInfo.objects.filter(
+            param_release__isnull=True).count(), 1)
+        self.assertEquals(JenkinsBuildInfo.objects.count(), 5)
+        tasks.jbi_purge.delay(None, 3)
+        self.assertEquals(JenkinsBuildInfo.objects.count(), 4)