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−#!/usr/bin/python2.5
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−#
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−# Copyright 2009 the Melange authors.
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−#
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−# Licensed under the Apache License, Version 2.0 (the "License");
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−# you may not use this file except in compliance with the License.
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−# You may obtain a copy of the License at
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−#
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−#   http://www.apache.org/licenses/LICENSE-2.0
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−#
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−# Unless required by applicable law or agreed to in writing, software
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−# distributed under the License is distributed on an "AS IS" BASIS,
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−# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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−# See the License for the specific language governing permissions and
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−# limitations under the License.
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−
+
−
+
−__authors__ = [
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−  '"Sverre Rabbelier" <sverre@rabbelier.nl>',
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−  ]
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−
+
−
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−import unittest
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−
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−from google.appengine.api import memcache
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−
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−from soc.cache import base
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−
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−
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−class CacheDecoratorTest(unittest.TestCase):
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−  """Tests that the @cache decorator caches the result.
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−  """
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−
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−  def setUp(self):
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−    self.called = 0
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−    decorator = base.getCacher(self.get, self.put)
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−
+
−    @decorator
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−    def failOnSecondCall():
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−      self.called = self.called + 1
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−      if self.called > 1:
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−        self.fail("method got called twice")
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−
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−    self.failOnSecondCall = failOnSecondCall
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−
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−  def tearDown(self):
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−    memcache.flush_all()
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−
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−  def get(self):
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−    return memcache.get('answer_to_life'), 'answer_to_life'
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−
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−  def put(self, answer, memcache_key):
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−    memcache.add(memcache_key, 42)
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−
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−  def testMemcache(self):
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−    """Sanity check to see if memcache is working.
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−    """
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−
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−    memcache.add('answer_to_life', 42)
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−    self.assertEqual(memcache.get('answer_to_life'), 42)
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−
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−  def testSidebarCaching(self):
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−    """Test that the caching decorator caches.
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−    """
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−
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−    self.failOnSecondCall()
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−    self.failOnSecondCall()