django/tests/app_cache/tests.py

45 lines
1.6 KiB
Python

from __future__ import absolute_import
from django.test import TestCase
from django.db.models.loading import cache, BaseAppCache
from django.db import models
from .models import TotallyNormal, SoAlternative, new_app_cache
class AppCacheTests(TestCase):
"""
Tests the AppCache borg and non-borg versions
"""
def test_models_py(self):
"""
Tests that the models in the models.py file were loaded correctly.
"""
self.assertEqual(cache.get_model("app_cache", "TotallyNormal"), TotallyNormal)
self.assertEqual(cache.get_model("app_cache", "SoAlternative"), None)
self.assertEqual(new_app_cache.get_model("app_cache", "TotallyNormal"), None)
self.assertEqual(new_app_cache.get_model("app_cache", "SoAlternative"), SoAlternative)
def test_dynamic_load(self):
"""
Makes a new model at runtime and ensures it goes into the right place.
"""
old_models = cache.get_models(cache.get_app("app_cache"))
# Construct a new model in a new app cache
body = {}
new_app_cache = BaseAppCache()
meta_contents = {
'app_label': "app_cache",
'app_cache': new_app_cache,
}
meta = type("Meta", tuple(), meta_contents)
body['Meta'] = meta
body['__module__'] = TotallyNormal.__module__
temp_model = type("SouthPonies", (models.Model,), body)
# Make sure it appeared in the right place!
self.assertEqual(
old_models,
cache.get_models(cache.get_app("app_cache")),
)
self.assertEqual(new_app_cache.get_model("app_cache", "SouthPonies"), temp_model)