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Viewing changes to tests/regressiontests/dispatch/tests/test_saferef.py

  • Committer: Bazaar Package Importer
  • Author(s): Chris Lamb
  • Date: 2009-07-29 11:26:28 UTC
  • mfrom: (1.1.8 upstream) (4.1.5 sid)
  • Revision ID: james.westby@ubuntu.com-20090729112628-pg09ino8sz0sj21t
Tags: 1.1-1
http://bugs.debian.org/538863
* New upstream release.
* Merge from experimental:
  - Ship FastCGI initscript and /etc/default file in python-django's examples
    directory (Closes: #538863)
  - Drop "05_10539-sphinx06-compatibility.diff"; it has been applied
    upstream.
  - Bump Standards-Version to 3.8.2.

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tests/regressiontests/dispatch/tests/test_saferef.py
 
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from django.dispatch.saferef import *
 
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import unittest
 
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class Test1(object):
 
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    def x(self):
 
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        pass
 
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def test2(obj):
 
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    pass
 
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class Test2(object):
 
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    def __call__(self, obj):
 
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        pass
 
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class Tester(unittest.TestCase):
 
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    def setUp(self):
 
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        ts = []
 
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        ss = []
 
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        for x in xrange(5000):
 
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            t = Test1()
 
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            ts.append(t)
 
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            s = safeRef(t.x, self._closure)
 
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            ss.append(s)
 
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        ts.append(test2)
 
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        ss.append(safeRef(test2, self._closure))
 
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        for x in xrange(30):
 
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            t = Test2()
 
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            ts.append(t)
 
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            s = safeRef(t, self._closure)
 
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            ss.append(s)
 
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        self.ts = ts
 
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        self.ss = ss
 
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        self.closureCount = 0
 
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    def tearDown(self):
 
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        del self.ts
 
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        del self.ss
 
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    def testIn(self):
 
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        """Test the "in" operator for safe references (cmp)"""
 
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        for t in self.ts[:50]:
 
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            self.assert_(safeRef(t.x) in self.ss)
 
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    def testValid(self):
 
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        """Test that the references are valid (return instance methods)"""
 
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        for s in self.ss:
 
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            self.assert_(s())
 
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    def testShortCircuit (self):
 
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        """Test that creation short-circuits to reuse existing references"""
 
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        sd = {}
 
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        for s in self.ss:
 
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            sd[s] = 1
 
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        for t in self.ts:
 
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            if hasattr(t, 'x'):
 
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                self.assert_(sd.has_key(safeRef(t.x)))
 
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                self.assert_(safeRef(t.x) in sd)
 
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            else:
 
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                self.assert_(sd.has_key(safeRef(t)))
 
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                self.assert_(safeRef(t) in sd)
 
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    def testRepresentation (self):
 
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        """Test that the reference object's representation works
 
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        XXX Doesn't currently check the results, just that no error
 
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            is raised
 
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        """
 
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        repr(self.ss[-1])
 
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    def _closure(self, ref):
 
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        """Dumb utility mechanism to increment deletion counter"""
 
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        self.closureCount +=1
 
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def getSuite():
 
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    return unittest.makeSuite(Tester,'test')
 
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if __name__ == "__main__":
 
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    unittest.main()