Ticket #17854: test_ticket17854.2.patch

tests/regressiontests/model_fields/models.py

@@ -47 +47 @@
 
 class BigD(models.Model):
     d = models.DecimalField(max_digits=38, decimal_places=30)
+    d2 = models.DecimalField(max_digits=65, decimal_places=30, null=True)
 
 class BigS(models.Model):
     s = models.SlugField(max_length=255)

tests/regressiontests/model_fields/tests.py

@@ -112 +112 @@
         # This should not crash. That counts as a win for our purposes.
         Foo.objects.filter(d__gte=100000000000)
 
+    def test_save_large_values(self):
+        values = (
+            "987654321001234.987654321001234",
+        )
+        for v in values:
+            bd = BigD(d=0, d2=v)
+            bd.save()
+            bd = BigD.objects.get(pk=bd.pk)
+            self.assertEqual(bd.d2, Decimal(v))
+
 class ForeignKeyTests(test.TestCase):
     def test_callable_default(self):
         """Test the use of a lazy callable for ForeignKey.default"""