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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from bzrlib.selftest import TestCaseInTempDir
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from bzrlib.selftest import InTempDir
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class TestHashCache(TestCaseInTempDir):
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def test_hashcache(self):
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"""Functional tests for hashcache"""
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class TestStatCache(InTempDir):
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"""Functional tests for statcache"""
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from bzrlib.hashcache import HashCache
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# make a dummy bzr directory just to hold the cache
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hc = HashCache('.')
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file('foo', 'wb').write('hello')
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file('foo', 'wb').write('g00dbye')
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self.assertEquals(hc.get_sha1('foo'),
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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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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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# 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(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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# 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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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'))
added
removed
bzrlib/selftest/testhashcache.py
