mirror of
https://github.com/jazzband/django-analytical.git
synced 2026-03-28 03:50:27 +00:00
98 lines
2.7 KiB
Python
98 lines
2.7 KiB
Python
"""
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Testing utilities.
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"""
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from django.conf import settings
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from django.core.management import call_command
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from django.db.models import loading
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from django.template import Template, Context, RequestContext
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from django.test.simple import run_tests as django_run_tests
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from django.test.testcases import TestCase as DjangoTestCase
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def run_tests(labels=()):
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"""
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Use the Django test runner to run the tests.
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"""
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django_run_tests(labels, verbosity=1, interactive=True)
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class TestCase(DjangoTestCase):
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"""
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Base test case for the django-analytical tests.
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Includes the settings manager.
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"""
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def setUp(self):
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self.settings_manager = TestSettingsManager()
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def tearDown(self):
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self.settings_manager.revert()
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class TagTestCase(TestCase):
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"""
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Tests for a template tag.
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Includes the settings manager.
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"""
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def render_tag(self, library, tag, vars=None, request=None):
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if vars is None:
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vars = {}
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t = Template("{%% load %s %%}{%% %s %%}" % (library, tag))
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if request is not None:
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context = RequestContext(request, vars)
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else:
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context = Context(vars)
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return t.render(context)
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class TestSettingsManager(object):
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"""
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From: http://www.djangosnippets.org/snippets/1011/
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A class which can modify some Django settings temporarily for a
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test and then revert them to their original values later.
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Automatically handles resyncing the DB if INSTALLED_APPS is
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modified.
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"""
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NO_SETTING = ('!', None)
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def __init__(self):
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self._original_settings = {}
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def set(self, **kwargs):
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for k, v in kwargs.iteritems():
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self._original_settings.setdefault(k, getattr(settings, k,
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self.NO_SETTING))
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setattr(settings, k, v)
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if 'INSTALLED_APPS' in kwargs:
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self.syncdb()
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def delete(self, *args):
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for k in args:
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try:
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self._original_settings.setdefault(k, getattr(settings, k,
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self.NO_SETTING))
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delattr(settings, k)
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except AttributeError:
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pass # setting did not exist
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def syncdb(self):
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loading.cache.loaded = False
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call_command('syncdb', verbosity=0, interactive=False)
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def revert(self):
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for k,v in self._original_settings.iteritems():
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if v == self.NO_SETTING:
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if hasattr(settings, k):
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delattr(settings, k)
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else:
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setattr(settings, k, v)
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if 'INSTALLED_APPS' in self._original_settings:
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self.syncdb()
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self._original_settings = {}
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