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72 lines
2.2 KiB
Python
72 lines
2.2 KiB
Python
from __future__ import unicode_literals
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import logging
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from django.template import Engine, Variable, VariableDoesNotExist
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from django.test import SimpleTestCase
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class TestHandler(logging.Handler):
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def __init__(self):
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super(TestHandler, self).__init__()
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self.log_record = None
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def emit(self, record):
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self.log_record = record
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class VariableResolveLoggingTests(SimpleTestCase):
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def setUp(self):
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self.test_handler = TestHandler()
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self.logger = logging.getLogger('django.template')
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self.original_level = self.logger.level
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self.logger.addHandler(self.test_handler)
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self.logger.setLevel(logging.DEBUG)
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def tearDown(self):
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self.logger.removeHandler(self.test_handler)
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self.logger.level = self.original_level
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def test_log_on_variable_does_not_exist_silent(self):
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class TestObject(object):
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class SilentDoesNotExist(Exception):
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silent_variable_failure = True
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@property
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def template_name(self):
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return "template"
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@property
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def template(self):
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return Engine().from_string('')
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@property
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def article(self):
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raise TestObject.SilentDoesNotExist("Attribute does not exist.")
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def __iter__(self):
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return iter(attr for attr in dir(TestObject) if attr[:2] != "__")
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def __getitem__(self, item):
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return self.__dict__[item]
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Variable('article').resolve(TestObject())
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self.assertEqual(
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self.test_handler.log_record.msg,
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'template - Attribute does not exist.'
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)
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def test_log_on_variable_does_not_exist_not_silent(self):
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with self.assertRaises(VariableDoesNotExist):
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Variable('article.author').resolve({'article': {'section': 'News'}})
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self.assertEqual(
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self.test_handler.log_record.msg,
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'unknown - Failed lookup for key [author] in %r' %
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("{%r: %r}" % ('section', 'News'), )
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)
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def test_no_log_when_variable_exists(self):
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Variable('article.section').resolve({'article': {'section': 'News'}})
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self.assertIsNone(self.test_handler.log_record)
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