Fixed #31007 -- Allowed specifying type of auto-created primary keys.

This also changes the default type of auto-created primary keys
for new apps and projects to BigAutoField.

1 files changed, 25 insertions, 0 deletions

diff --git a/tests/model_options/apps.py b/tests/model_options/apps.py
new file mode 100644
index 0000000000..be2250fe7a
--- /dev/null
+++ b/tests/model_options/apps.py
@@ -0,0 +1,25 @@
+from django.apps import AppConfig
+
+
+class ModelDefaultPKConfig(AppConfig):
+    name = 'model_options'
+
+
+class ModelPKConfig(AppConfig):
+    name = 'model_options'
+    default_auto_field = 'django.db.models.SmallAutoField'
+
+
+class ModelPKNonAutoConfig(AppConfig):
+    name = 'model_options'
+    default_auto_field = 'django.db.models.TextField'
+
+
+class ModelPKNoneConfig(AppConfig):
+    name = 'model_options'
+    default_auto_field = None
+
+
+class ModelPKNonexistentConfig(AppConfig):
+    name = 'model_options'
+    default_auto_field = 'django.db.models.NonexistentAutoField'