Ticket #15566: ticket_15566_test.patch

tests/regressiontests/queries/models.py

@@ -317 +317 @@
 
     def __unicode__(self):
        return self.name
+
+# For testing .update + auto_now behaviour for #15566
+class LogEntry(models.Model):
+    name = models.CharField(max_length=50)
+    modify_ts = models.DateTimeField(auto_now=True)
+    modify_date = models.DateField(auto_now=True)
+ No newline at end of file

tests/regressiontests/queries/tests.py

@@ -15 +15 @@
     DumbCategory, ExtraInfo, Fan, Item, LeafA, LoopX, LoopZ, ManagedModel,
     Member, NamedCategory, Note, Number, Plaything, PointerA, Ranking, Related,
     Report, ReservedName, Tag, TvChef, Valid, X, Food, Eaten, Node, ObjectA, ObjectB,
-    ObjectC)
+    ObjectC, LogEntry)
 
 
 class BaseQuerysetTest(TestCase):
@@ -978 +978 @@
         Report.objects.create(name='r1', creator=a1)
         Report.objects.create(name='r2', creator=a3)
         Report.objects.create(name='r3')
+        
+        entry = LogEntry.objects.create(name='First entry',
+                                        modify_date=datetime.date(2000, 1, 1))
+        self.entry_datetime = entry.modify_ts
+        self.entry_date = entry.modify_date
 
     def test_ticket7095(self):
         # Updates that are filtered on the model being updated are somewhat
@@ -1032 +1037 @@
             []
         )
 
+    def test_update_with_auto_now(self):
+        # Ticket #15566. Make sure .update queries affect DateTimeField-s and 
+        # DateField-s with auto_now = True
+        LogEntry.objects.update(name='First entry modified')
+        entry = LogEntry.objects.get()
+        self.assertEqual(entry.name, 'First entry modified')
+        self.assertNotEqual(entry.modify_ts, self.entry_datetime, 'DateTime field of LogEntry should have been updated')
+        self.assertNotEqual(entry.modify_date, self.entry_date, 'Date field of LogEntry should have been updated')
 
 class Queries5Tests(TestCase):
     def setUp(self):