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Viewing changes to bzrlib/tests/test_hashcache.py

  • Committer: Robert Collins
  • Date: 2006-03-06 07:14:27 UTC
  • mto: (1594.2.4 integration)
  • mto: This revision was merged to the branch mainline in revision 1596.
  • Revision ID: robertc@robertcollins.net-20060306071427-359ef15c1d891e84
Add total_size to the revision_store api.

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bzrlib/tests/test_hashcache.py
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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 InTempDir
 
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import os
 
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import sha
 
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import sys
 
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import time
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from bzrlib.errors import BzrError
 
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from bzrlib.hashcache import HashCache
 
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from bzrlib.tests import TestCaseInTempDir
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def sha1(t):
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    import sha
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    return sha.new(t).hexdigest()
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def pause():
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    import time
 
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    if False:
 
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        return
 
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    if sys.platform in ('win32', 'cygwin'):
 
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        time.sleep(3)
 
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        return
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    # allow it to stabilize
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    start = int(time.time())
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    while int(time.time()) == start:
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        time.sleep(0.2)
 
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class FixThisError(Exception):
 
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    pass
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class TestHashCache(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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        from bzrlib.hashcache import HashCache
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        import os
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        import time
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        # make a dummy bzr directory just to hold the cache
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        os.mkdir('.bzr')
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        hc = HashCache('.')
 
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        hc = HashCache('.', '.bzr/stat-cache')
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        file('foo', 'wb').write('hello')
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        os.mkdir('subdir')
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        hc.write()
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        del hc
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        hc = HashCache('.')
 
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        hc = HashCache('.', '.bzr/stat-cache')
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        hc.read()
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        self.assertEquals(len(hc._cache), 2)
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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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    def test_hashcache_raise(self):
 
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        """check that hashcache can raise BzrError"""
 
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        os.mkdir('.bzr')
 
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        hc = HashCache('.', '.bzr/stat-cache')
 
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        ok = False
 
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        # make a best effort to create a weird kind of file
 
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        funcs = (os.mkfifo, os.mknod)
 
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        for func in funcs:
 
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            try:
 
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                func('a')
 
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                ok = True
 
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                break
 
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            except FixThisError:
 
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                pass
 
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        if ok:
 
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            self.assertRaises(BzrError, hc.get_sha1, 'a')
 
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        else:
 
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            raise BzrError("no weird file type could be created: extend this test case for your os")