Ticket #28859: 28859.diff

tests/backends/oracle/tests.py

@@ -1 +1 @@
 import unittest
 
+from ..models import Square
+
 from django.db import connection
 from django.db.models.fields import BooleanField, NullBooleanField
+from django.test import TransactionTestCase
 
 
 @unittest.skipUnless(connection.vendor == 'oracle', 'Oracle tests')
@@ -61 +64 @@
             with self.subTest(field=field):
                 field.set_attributes_from_name('is_nice')
                 self.assertIn('"IS_NICE" IN (0,1)', field.db_check(connection))
+
+
+class TriggerException(TransactionTestCase):
+    available_apps = ['backends']
+
+    def test_database_trigger_exception_propagation(self):
+        # Exception raised by trigger should be propagate to user.
+        with connection.cursor() as cursor:
+            # Create trigger that always raise "ORA-1403: no data found".
+            cursor.execute("""
+                CREATE OR REPLACE TRIGGER "TRG_NO_DATA_FOUND"
+                AFTER INSERT ON "BACKENDS_SQUARE"
+                FOR EACH ROW
+                BEGIN
+                    RAISE NO_DATA_FOUND;
+                END;
+            """)
+        Square.objects.create(root=2, square=4)