Adds group commands to task instances

* adds task.group_result()
* adds task.group_count()
* adds task.group_delete()

django_q/models.py

@@ -1,6 +1,6 @@
 import logging
-from django import get_version
 
+from django import get_version
 import importlib
 from django.core.urlresolvers import reverse
 from django.utils.translation import ugettext_lazy as _
@@ -10,6 +10,7 @@ from django.dispatch import receiver
 from django.utils import timezone
 from picklefield import PickledObjectField
 from picklefield.fields import dbsafe_decode
+
 from django_q.signing import SignedPackage
 
 
@@ -41,12 +42,20 @@ class Task(models.Model):
             values = Task.objects.filter(group=group_id).exclude(success=False).values_list('result', flat=True)
         return decode_results(values)
 
+    def group_result(self, failures=False):
+        if self.group:
+            return self.get_result_group(self.group, failures)
+
     @staticmethod
     def get_group_count(group_id, failures=False):
         if failures:
             return Failure.objects.filter(group=group_id).count()
         return Task.objects.filter(group=group_id).count()
 
+    def group_count(self, failures=False):
+        if self.group:
+            return self.get_group_count(self.group, failures)
+
     @staticmethod
     def delete_group(group_id, objects=False):
         group = Task.objects.filter(group=group_id)
@@ -54,6 +63,10 @@ class Task(models.Model):
             return group.delete()
         return group.update(group=None)
 
+    def group_delete(self, tasks=False):
+        if self.group:
+            return self.delete_group(self.group, tasks)
+
     @staticmethod
     def get_task(task_id):
         if len(task_id) == 32 and Task.objects.filter(id=task_id).exists():
@@ -218,5 +231,3 @@ def decode_results(values):
         # decode values in 1.7
         return [dbsafe_decode(v) for v in values]
     return values
-
-

django_q/tests/test_cluster.py

@@ -215,13 +215,19 @@ def test_async(broker, admin_user):
     assert result(result_j.name) == result_j.result
     # groups
     assert result_group('test_j')[0] == result_j.result
+    assert result_j.group_result()[0] == result_j.result
     assert result_group('test_j', failures=True)[0] == result_j.result
+    assert result_j.group_result(failures=True)[0] == result_j.result
     assert fetch_group('test_j')[0].id == [result_j][0].id
     assert fetch_group('test_j', failures=False)[0].id == [result_j][0].id
     assert count_group('test_j') == 1
+    assert result_j.group_count() == 1
     assert count_group('test_j', failures=True) == 0
+    assert result_j.group_count(failures=True) == 0
     assert delete_group('test_j') == 1
+    assert result_j.group_delete() == 0
     assert delete_group('test_j', tasks=True) is None
+    assert result_j.group_delete(tasks=True) is None
     # task k should not have been saved
     assert fetch(k) is None
     broker.delete_queue()