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1716b7ce5a
Also renamed app_cache to apps and "app cache" to "app registry". Deprecated AppCache.app_cache_ready() in favor of Apps.ready().
52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
from __future__ import absolute_import
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from django.apps import apps
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from django.apps.registry import Apps
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from django.db import models
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from django.test import TestCase
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from .models import TotallyNormal, SoAlternative, new_apps
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class AppsTests(TestCase):
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def test_models_py(self):
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"""
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Tests that the models in the models.py file were loaded correctly.
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"""
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self.assertEqual(apps.get_model("apps", "TotallyNormal"), TotallyNormal)
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self.assertEqual(apps.get_model("apps", "SoAlternative"), None)
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self.assertEqual(new_apps.get_model("apps", "TotallyNormal"), None)
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self.assertEqual(new_apps.get_model("apps", "SoAlternative"), SoAlternative)
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def test_dynamic_load(self):
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"""
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Makes a new model at runtime and ensures it goes into the right place.
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"""
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old_models = apps.get_models(apps.get_app_config("apps").models_module)
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# Construct a new model in a new app registry
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body = {}
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new_apps = Apps()
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meta_contents = {
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'app_label': "apps",
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'apps': new_apps,
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}
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meta = type("Meta", tuple(), meta_contents)
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body['Meta'] = meta
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body['__module__'] = TotallyNormal.__module__
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temp_model = type("SouthPonies", (models.Model,), body)
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# Make sure it appeared in the right place!
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self.assertEqual(
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old_models,
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apps.get_models(apps.get_app_config("apps").models_module),
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)
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self.assertEqual(new_apps.get_model("apps", "SouthPonies"), temp_model)
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def test_singleton_master(self):
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"""
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Ensures that only one master registry can exist.
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"""
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with self.assertRaises(RuntimeError):
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Apps(master=True)
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