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Viewing changes to bzrlib/selftest/testhashcache.py

  • Committer: Martin Pool
  • Date: 2005-07-08 02:49:15 UTC
  • Revision ID: mbp@sourcefrog.net-20050708024914-c942829444e54137
- more hashcache tests

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bzrlib/selftest/testhashcache.py
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        file('foo', 'wb').write('g00dbye')
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        self.assertEquals(hc.get_sha1('foo'),
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                          sha1('g00dbye'))
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        # this is not quite guaranteed to be true; we might have
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        # crossed a 1s boundary before
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        self.assertEquals(hc.danger_count, 1)
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        self.assertEquals(len(hc._cache), 0)
 
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        file('foo2', 'wb').write('other file')
 
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        self.assertEquals(hc.get_sha1('foo2'), sha1('other file'))
 
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        os.remove('foo2')
 
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        self.assertEquals(hc.get_sha1('foo2'), None)
 
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        file('foo2', 'wb').write('new content')
 
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        self.assertEquals(hc.get_sha1('foo2'), sha1('new content'))
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        self.assertEquals(hc.get_sha1('subdir'), None)
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        # it's likely neither are cached at the moment because they 
 
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        # changed recently, but we can't be sure
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        pause()
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        # should now be safe to cache it
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        self.assertEquals(hc.get_sha1('foo'),
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                          sha1('g00dbye'))
 
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        # should now be safe to cache it if we reread them
 
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        self.assertEquals(hc.get_sha1('foo'), sha1('g00dbye'))
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        self.assertEquals(len(hc._cache), 1)
 
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        self.assertEquals(hc.get_sha1('foo2'), sha1('new content'))
 
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        self.assertEquals(len(hc._cache), 2)
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        # write out, read back in and check that we don't need to
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        # re-read any files
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        hc = HashCache('.')
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        hc.read('stat-cache')
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        self.assertEquals(len(hc._cache), 1)
 
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        self.assertEquals(len(hc._cache), 2)
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        self.assertEquals(hc.get_sha1('foo'), sha1('g00dbye'))
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        self.assertEquals(hc.hit_count, 1)
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        self.assertEquals(hc.miss_count, 0)
 
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        self.assertEquals(hc.get_sha1('foo2'), sha1('new content'))
 
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