Mercurial > hg
view tests/test-propertycache.py @ 21575:8262c2a39ab8
revert: add some inline comments
I spend some time understanding how this part of the revert code is
working. I'm adding some comments to help the code readability. I
expect most of them to disappear in a coming refactoring. But the
refactoring should be easier to follow with the comment.
author | Pierre-Yves David <pierre-yves.david@fb.com> |
---|---|
date | Tue, 13 May 2014 16:29:42 -0700 |
parents | 7731a2281cf0 |
children | 84673a7c54af |
line wrap: on
line source
"""test behavior of propertycache and unfiltered propertycache The repoview overlay is quite complex. We test the behavior of property cache of both localrepo and repoview to prevent regression.""" import os, subprocess import mercurial.localrepo import mercurial.repoview import mercurial.util import mercurial.hg import mercurial.ui as uimod # create some special property cache that trace they call calllog = [] @mercurial.util.propertycache def testcachedfoobar(repo): name = repo.filtername if name is None: name = '' val = len(name) calllog.append(val) return val unficalllog = [] @mercurial.localrepo.unfilteredpropertycache def testcachedunfifoobar(repo): name = repo.filtername if name is None: name = '' val = 100 + len(name) unficalllog.append(val) return val #plug them on repo mercurial.localrepo.localrepository.testcachedfoobar = testcachedfoobar mercurial.localrepo.localrepository.testcachedunfifoobar = testcachedunfifoobar # Create an empty repo and instantiate it. It is important to run # these tests on the real object to detect regression. repopath = os.path.join(os.environ['TESTTMP'], 'repo') assert subprocess.call(['hg', 'init', repopath]) == 0 ui = uimod.ui() repo = mercurial.hg.repository(ui, path=repopath).unfiltered() print '' print '=== property cache ===' print '' print 'calllog:', calllog print 'cached value (unfiltered):', print vars(repo).get('testcachedfoobar', 'NOCACHE') print '' print '= first access on unfiltered, should do a call' print 'access:', repo.testcachedfoobar print 'calllog:', calllog print 'cached value (unfiltered):', print vars(repo).get('testcachedfoobar', 'NOCACHE') print '' print '= second access on unfiltered, should not do call' print 'access', repo.testcachedfoobar print 'calllog:', calllog print 'cached value (unfiltered):', print vars(repo).get('testcachedfoobar', 'NOCACHE') print '' print '= first access on "visible" view, should do a call' visibleview = repo.filtered('visible') print 'cached value ("visible" view):', print vars(visibleview).get('testcachedfoobar', 'NOCACHE') print 'access:', visibleview.testcachedfoobar print 'calllog:', calllog print 'cached value (unfiltered):', print vars(repo).get('testcachedfoobar', 'NOCACHE') print 'cached value ("visible" view):', print vars(visibleview).get('testcachedfoobar', 'NOCACHE') print '' print '= second access on "visible view", should not do call' print 'access:', visibleview.testcachedfoobar print 'calllog:', calllog print 'cached value (unfiltered):', print vars(repo).get('testcachedfoobar', 'NOCACHE') print 'cached value ("visible" view):', print vars(visibleview).get('testcachedfoobar', 'NOCACHE') print '' print '= no effect on other view' immutableview = repo.filtered('immutable') print 'cached value ("immutable" view):', print vars(immutableview).get('testcachedfoobar', 'NOCACHE') print 'access:', immutableview.testcachedfoobar print 'calllog:', calllog print 'cached value (unfiltered):', print vars(repo).get('testcachedfoobar', 'NOCACHE') print 'cached value ("visible" view):', print vars(visibleview).get('testcachedfoobar', 'NOCACHE') print 'cached value ("immutable" view):', print vars(immutableview).get('testcachedfoobar', 'NOCACHE') # unfiltered property cache test print '' print '' print '=== unfiltered property cache ===' print '' print 'unficalllog:', unficalllog print 'cached value (unfiltered): ', print vars(repo).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("visible" view): ', print vars(visibleview).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("immutable" view):', print vars(immutableview).get('testcachedunfifoobar', 'NOCACHE') print '' print '= first access on unfiltered, should do a call' print 'access (unfiltered):', repo.testcachedunfifoobar print 'unficalllog:', unficalllog print 'cached value (unfiltered): ', print vars(repo).get('testcachedunfifoobar', 'NOCACHE') print '' print '= second access on unfiltered, should not do call' print 'access (unfiltered):', repo.testcachedunfifoobar print 'unficalllog:', unficalllog print 'cached value (unfiltered): ', print vars(repo).get('testcachedunfifoobar', 'NOCACHE') print '' print '= access on view should use the unfiltered cache' print 'access (unfiltered): ', repo.testcachedunfifoobar print 'access ("visible" view): ', visibleview.testcachedunfifoobar print 'access ("immutable" view):', immutableview.testcachedunfifoobar print 'unficalllog:', unficalllog print 'cached value (unfiltered): ', print vars(repo).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("visible" view): ', print vars(visibleview).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("immutable" view):', print vars(immutableview).get('testcachedunfifoobar', 'NOCACHE') print '' print '= even if we clear the unfiltered cache' del repo.__dict__['testcachedunfifoobar'] print 'cached value (unfiltered): ', print vars(repo).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("visible" view): ', print vars(visibleview).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("immutable" view):', print vars(immutableview).get('testcachedunfifoobar', 'NOCACHE') print 'unficalllog:', unficalllog print 'access ("visible" view): ', visibleview.testcachedunfifoobar print 'unficalllog:', unficalllog print 'cached value (unfiltered): ', print vars(repo).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("visible" view): ', print vars(visibleview).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("immutable" view):', print vars(immutableview).get('testcachedunfifoobar', 'NOCACHE') print 'access ("immutable" view):', immutableview.testcachedunfifoobar print 'unficalllog:', unficalllog print 'cached value (unfiltered): ', print vars(repo).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("visible" view): ', print vars(visibleview).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("immutable" view):', print vars(immutableview).get('testcachedunfifoobar', 'NOCACHE') print 'access (unfiltered): ', repo.testcachedunfifoobar print 'unficalllog:', unficalllog print 'cached value (unfiltered): ', print vars(repo).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("visible" view): ', print vars(visibleview).get('testcachedunfifoobar', 'NOCACHE') print 'cached value ("immutable" view):', print vars(immutableview).get('testcachedunfifoobar', 'NOCACHE')