Mercurial > hg
view tests/test-filecache.py @ 16137:8fd18eb8aab7
templates: move Graph.edge() implementation in mercurial.js
All implementation in graph.tmpl are the same. It can still be overriden if
necessary. There is no clear reason to keep it separated from mercurial.js.
author | Patrick Mezard <patrick@mezard.eu> |
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date | Fri, 17 Feb 2012 16:49:43 +0100 |
parents | d01e08ea459d |
children | 525fdb738975 |
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import sys, os, subprocess if subprocess.call(['python', '%s/hghave' % os.environ['TESTDIR'], 'cacheable']): sys.exit(80) from mercurial import util, scmutil, extensions filecache = scmutil.filecache class fakerepo(object): def __init__(self): self._filecache = {} def join(self, p): return p def sjoin(self, p): return p @filecache('x') def cached(self): print 'creating' def invalidate(self): for k in self._filecache: try: delattr(self, k) except AttributeError: pass def basic(repo): # file doesn't exist, calls function repo.cached repo.invalidate() # file still doesn't exist, uses cache repo.cached # create empty file f = open('x', 'w') f.close() repo.invalidate() # should recreate the object repo.cached f = open('x', 'w') f.write('a') f.close() repo.invalidate() # should recreate the object repo.cached repo.invalidate() # stats file again, nothing changed, reuses object repo.cached # atomic replace file, size doesn't change # hopefully st_mtime doesn't change as well so this doesn't use the cache # because of inode change f = scmutil.opener('.')('x', 'w', atomictemp=True) f.write('b') f.close() repo.invalidate() repo.cached def fakeuncacheable(): def wrapcacheable(orig, *args, **kwargs): return False def wrapinit(orig, *args, **kwargs): pass originit = extensions.wrapfunction(util.cachestat, '__init__', wrapinit) origcacheable = extensions.wrapfunction(util.cachestat, 'cacheable', wrapcacheable) try: os.remove('x') except: pass basic(fakerepo()) util.cachestat.cacheable = origcacheable util.cachestat.__init__ = originit print 'basic:' print basic(fakerepo()) print print 'fakeuncacheable:' print fakeuncacheable()