[1.7.x] Fixed #11775 -- Made ABSOLUTE_URL_OVERRIDES work with models that don't define get_absolute_url().

Thanks jukvalim for the report and initial patch,
and Preston Timmons for review.

Backport of c32bc1a7a7 from master

2 files changed, 54 insertions, 0 deletions

diff --git a/tests/absolute_url_overrides/__init__.py b/tests/absolute_url_overrides/__init__.py
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/tests/absolute_url_overrides/__init__.py
diff --git a/tests/absolute_url_overrides/tests.py b/tests/absolute_url_overrides/tests.py
new file mode 100644
index 0000000000..b57374cb6d
--- /dev/null
+++ b/tests/absolute_url_overrides/tests.py
@@ -0,0 +1,54 @@
+from django.db import models
+from django.test import TestCase
+
+
+class AbsoluteUrlOverrideTests(TestCase):
+
+    def test_get_absolute_url(self):
+        """
+        get_absolute_url() functions as a normal method.
+        """
+        get_absolute_url = lambda o: '/test-a/%s/' % o.pk
+        TestA = self._create_model_class('TestA', get_absolute_url)
+
+        self.assertTrue(hasattr(TestA, 'get_absolute_url'))
+        obj = TestA(pk=1, name='Foo')
+        self.assertEqual('/test-a/%s/' % obj.pk, obj.get_absolute_url())
+
+    def test_override_get_absolute_url(self):
+        """
+        ABSOLUTE_URL_OVERRIDES should override get_absolute_url().
+        """
+        get_absolute_url = lambda o: '/test-b/%s/' % o.pk
+        with self.settings(
+            ABSOLUTE_URL_OVERRIDES={
+                'absolute_url_overrides.testb': lambda o: '/overridden-test-b/%s/' % o.pk,
+            },
+        ):
+            TestB = self._create_model_class('TestB', get_absolute_url)
+            obj = TestB(pk=1, name='Foo')
+            self.assertEqual('/overridden-test-b/%s/' % obj.pk, obj.get_absolute_url())
+
+    def test_insert_get_absolute_url(self):
+        """
+        ABSOLUTE_URL_OVERRIDES should work even if the model doesn't have a
+        get_absolute_url() method.
+        """
+        with self.settings(
+            ABSOLUTE_URL_OVERRIDES={
+                'absolute_url_overrides.testc': lambda o: '/test-c/%s/' % o.pk,
+            },
+        ):
+            TestC = self._create_model_class('TestC')
+            obj = TestC(pk=1, name='Foo')
+            self.assertEqual('/test-c/%s/' % obj.pk, obj.get_absolute_url())
+
+    def _create_model_class(self, class_name, get_absolute_url_method=None):
+        attrs = {
+            'name': models.CharField(max_length=50),
+            '__module__': 'absolute_url_overrides',
+        }
+        if get_absolute_url_method:
+            attrs['get_absolute_url'] = get_absolute_url_method
+
+        return type(class_name, (models.Model,), attrs)