Update to Django 6.1

Author: timgraham

.evergreen/run-tests.sh

@@ -9,7 +9,7 @@ python -m pip install -U pip
 pip install -e .
 
 # Install django and test dependencies
-git clone --branch mongodb-6.0.x https://github.com/mongodb-forks/django django_repo
+git clone --branch mongodb-6.1.x https://github.com/mongodb-forks/django django_repo
 pushd django_repo/tests/
 pip install -e ..
 pip install -r requirements/py3.txt

.github/workflows/test-python-atlas.yml

@@ -33,7 +33,7 @@ jobs:
         uses: actions/checkout@v5
         with:
           repository: 'mongodb-forks/django'
-          ref: 'mongodb-6.0.x'
+          ref: 'mongodb-6.1.x'
           path: 'django_repo'
           persist-credentials: false
       - name: Install system packages for Django's Python test dependencies

.github/workflows/test-python-geo.yml

@@ -34,7 +34,7 @@ jobs:
         uses: actions/checkout@v5
         with:
           repository: 'mongodb-forks/django'
-          ref: 'mongodb-6.0.x'
+          ref: 'mongodb-6.1.x'
           path: 'django_repo'
           persist-credentials: false
       - name: Install system packages for Django's Python test dependencies

.github/workflows/test-python.yml

@@ -33,7 +33,7 @@ jobs:
         uses: actions/checkout@v5
         with:
           repository: 'mongodb-forks/django'
-          ref: 'mongodb-6.0.x'
+          ref: 'mongodb-6.1.x'
           path: 'django_repo'
           persist-credentials: false
       - name: Install system packages for Django's Python test dependencies

django_mongodb_backend/__init__.py

@@ -1,4 +1,4 @@
-__version__ = "6.0.0b0.dev0"
+__version__ = "6.1.0b0.dev0"
 
 # Check Django compatibility before other imports which may fail if the
 # wrong version of Django is installed.

django_mongodb_backend/features.py

@@ -35,6 +35,7 @@ class DatabaseFeatures(GISFeatures, BaseDatabaseFeatures):
     supports_json_field_contains = False
     # BSON Date type doesn't support microsecond precision.
     supports_microsecond_precision = False
+    supports_on_delete_db_default = False
     supports_paramstyle_pyformat = False
     supports_select_difference = False
     supports_select_intersection = False
@@ -481,6 +482,8 @@ def django_test_expected_failures(self):
             # There is no way to distinguish between a JSON "null" (represented
             # by Value(None, JSONField())) and a SQL null (queried using the
             # isnull lookup). Both of these queries return both nulls.
+            "model_fields.test_jsonfield.JSONExactNoneDeprecationTests",
+            "model_fields.test_jsonfield.JSONNullTests",
             "model_fields.test_jsonfield.TestSaveLoad.test_json_null_different_from_sql_null",
             # Some queries with Q objects, e.g. Q(value__foo="bar"), don't work
             # properly, particularly with QuerySet.exclude().