Fixed #13174 -- Fixed missing field label for readonly_fields when used in StackedInline, thanks to benc for the report and ptone for the investigation and initial patch.

* Corrected `InlineAdminForm.__init__` to pass along `model_admin` parameter in `super` call.
 * Lookup the field label in the form's model, not the `model_admin` model.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@12857 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/admin_inlines/tests.py

@@ -4,6 +4,7 @@ from django.test import TestCase
 from models import Holder, Inner, InnerInline
 from models import Holder2, Inner2, Holder3, Inner3
 
+
 class TestInline(TestCase):
     fixtures = ['admin-views-users.xml']
 
@@ -29,6 +30,15 @@ class TestInline(TestCase):
         actual = inner_formset.can_delete
         self.assertEqual(expected, actual, 'can_delete must be equal')
 
+    def test_readonly_stacked_inline_label(self):
+        """Bug #13174."""
+        holder = Holder.objects.create(dummy=42)
+        inner = Inner.objects.create(holder=holder, dummy=42, readonly='')
+        response = self.client.get('/test_admin/admin/admin_inlines/holder/%i/'
+                                   % holder.id)
+        self.assertContains(response, '<label>Inner readonly label:</label>')
+
+
 class TestInlineMedia(TestCase):
     fixtures = ['admin-views-users.xml']
 
@@ -63,4 +73,4 @@ class TestInlineMedia(TestCase):
         change_url = '/test_admin/admin/admin_inlines/holder2/%i/' % holder.id
         response = self.client.get(change_url)
         self.assertContains(response, 'my_awesome_admin_scripts.js')
-        self.assertContains(response, 'my_awesome_inline_scripts.js')
+        self.assertContains(response, 'my_awesome_inline_scripts.js')