Fixed #14550 -- fixed the behavior of commit_on_success to exit the transaction properly. This was a bug introduced in [14288]. Thanks to Justin for the report and Florian Apolloner for help debugging.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14343 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/db/transaction.py

@@ -345,16 +345,19 @@ def commit_on_success(using=None):
         managed(True, using=using)
 
     def exiting(exc_value, using):
-        if exc_value is not None:
+        try:
-            if is_dirty(using=using):
+            if exc_value is not None:
-                rollback(using=using)
+                if is_dirty(using=using):
-        else:
-            if is_dirty(using=using):
-                try:
-                    commit(using=using)
-                except:
                     rollback(using=using)
-                    raise
+            else:
+                if is_dirty(using=using):
+                    try:
+                        commit(using=using)
+                    except:
+                        rollback(using=using)
+                        raise
+        finally:
+            leave_transaction_management(using=using)
 
     return _transaction_func(entering, exiting, using)
 

tests/modeltests/transactions/tests.py

@@ -113,6 +113,25 @@ class TransactionTests(TransactionTestCase):
         remove_comitted_on_success("Alice")
         self.assertEqual(list(Reporter.objects.all()), [])
 
+    @skipUnlessDBFeature('supports_transactions')
+    def test_commit_on_success_exit(self):
+        @transaction.autocommit()
+        def gen_reporter():
+            @transaction.commit_on_success
+            def create_reporter():
+                Reporter.objects.create(first_name="Bobby", last_name="Tables")
+
+            create_reporter()
+            # Much more formal
+            r = Reporter.objects.get()
+            r.first_name = "Robert"
+            r.save()
+
+        gen_reporter()
+        r = Reporter.objects.get()
+        self.assertEqual(r.first_name, "Robert")
+
+
     @skipUnlessDBFeature('supports_transactions')
     def test_manually_managed(self):
         """
@@ -146,6 +165,7 @@ class TransactionTests(TransactionTestCase):
             using_manually_managed_mistake
         )
 
+
 class TransactionRollbackTests(TransactionTestCase):
     def execute_bad_sql(self):
         cursor = connection.cursor()

tests/modeltests/transactions/tests_25.py

@@ -78,6 +78,20 @@ class TransactionContextManagerTests(TransactionTestCase):
 
         self.assertQuerysetEqual(Reporter.objects.all(), [])
 
+    @skipUnlessDBFeature('supports_transactions')
+    def test_commit_on_success_exit(self):
+        with transaction.autocommit():
+            with transaction.commit_on_success():
+                Reporter.objects.create(first_name="Bobby", last_name="Tables")
+
+            # Much more formal
+            r = Reporter.objects.get()
+            r.first_name = "Robert"
+            r.save()
+
+        r = Reporter.objects.get()
+        self.assertEqual(r.first_name, "Robert")
+
     @skipUnlessDBFeature('supports_transactions')
     def test_manually_managed(self):
         """