Test to check the default manager after registering model for translation

modeltranslation/tests/models.py

@@ -313,6 +313,27 @@ class CustomManager2TestModel(models.Model):
     objects = CustomManager2()
 
 
+class CustomManagerAbstract(models.Manager):
+    def to_translate(self):
+        return self.get_queryset().filter(needs_translation=True)
+
+
+class CustomManagerBaseModel(models.Model):
+    needs_translation = models.BooleanField(default=False)
+
+    objects = models.Manager()
+    translations = CustomManagerAbstract()
+
+    class Meta:
+        abstract = True
+
+
+class CustomAbstractManagerTestModel(CustomManagerBaseModel):
+    title = models.CharField(ugettext_lazy('title'), max_length=255)
+
+    objects = CustomManager2()
+
+
 # ######### Required fields testing
 
 class RequiredModel(models.Model):

modeltranslation/tests/tests.py

@@ -2730,6 +2730,10 @@ class TestManager(ModeltranslationTestBase):
         manager = models.CustomManagerTestModel.another_mgr_name
         self.assertTrue(isinstance(manager, MultilingualManager))
 
+    def test_default_manager_for_inherited_models(self):
+        manager = models.CustomAbstractManagerTestModel()._meta.default_manager
+        self.assertEqual('objects', manager.name)
+
     def test_custom_manager2(self):
         """Test if user-defined queryset is still working"""
         from modeltranslation.manager import MultilingualManager, MultilingualQuerySet

modeltranslation/tests/translation.py

@@ -137,11 +137,14 @@ class ManagerTestModelTranslationOptions(TranslationOptions):
 @register([
     models.CustomManagerTestModel,
     models.CustomManager2TestModel,
+    models.CustomAbstractManagerTestModel
 ])
 class CustomManagerTestModelTranslationOptions(TranslationOptions):
     fields = ('title',)
 
 
+
+
 # ######### TranslationOptions field inheritance testing
 
 class FieldInheritanceATranslationOptions(TranslationOptions):