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"""test behavior of propertycache and unfiltered propertycache
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The repoview overlay is quite complex. We test the behavior of
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property cache of both localrepo and repoview to prevent
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regression."""
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from __future__ import absolute_import, print_function
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import os
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import subprocess
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from mercurial import (
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hg,
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localrepo,
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ui as uimod,
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util,
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)
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# create some special property cache that trace they call
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calllog = []
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@util.propertycache
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def testcachedfoobar(repo):
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name = repo.filtername
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if name is None:
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name = ''
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val = len(name)
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calllog.append(val)
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return val
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unficalllog = []
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@localrepo.unfilteredpropertycache
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def testcachedunfifoobar(repo):
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name = repo.filtername
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if name is None:
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name = ''
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val = 100 + len(name)
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unficalllog.append(val)
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return val
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#plug them on repo
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localrepo.localrepository.testcachedfoobar = testcachedfoobar
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localrepo.localrepository.testcachedunfifoobar = testcachedunfifoobar
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# Create an empty repo and instantiate it. It is important to run
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# these tests on the real object to detect regression.
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repopath = os.path.join(os.environ['TESTTMP'], 'repo')
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assert subprocess.call(['hg', 'init', repopath]) == 0
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ui = uimod.ui()
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repo = hg.repository(ui, path=repopath).unfiltered()
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print('')
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print('=== property cache ===')
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print('')
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print('calllog:', calllog)
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print('cached value (unfiltered):',
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vars(repo).get('testcachedfoobar', 'NOCACHE'))
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print('')
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print('= first access on unfiltered, should do a call')
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print('access:', repo.testcachedfoobar)
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print('calllog:', calllog)
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print('cached value (unfiltered):',
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vars(repo).get('testcachedfoobar', 'NOCACHE'))
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print('')
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print('= second access on unfiltered, should not do call')
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print('access', repo.testcachedfoobar)
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print('calllog:', calllog)
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print('cached value (unfiltered):',
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vars(repo).get('testcachedfoobar', 'NOCACHE'))
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print('')
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print('= first access on "visible" view, should do a call')
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visibleview = repo.filtered('visible')
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print('cached value ("visible" view):',
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vars(visibleview).get('testcachedfoobar', 'NOCACHE'))
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print('access:', visibleview.testcachedfoobar)
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print('calllog:', calllog)
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print('cached value (unfiltered):',
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vars(repo).get('testcachedfoobar', 'NOCACHE'))
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print('cached value ("visible" view):',
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vars(visibleview).get('testcachedfoobar', 'NOCACHE'))
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print('')
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print('= second access on "visible view", should not do call')
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print('access:', visibleview.testcachedfoobar)
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print('calllog:', calllog)
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print('cached value (unfiltered):',
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vars(repo).get('testcachedfoobar', 'NOCACHE'))
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print('cached value ("visible" view):',
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vars(visibleview).get('testcachedfoobar', 'NOCACHE'))
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print('')
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print('= no effect on other view')
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immutableview = repo.filtered('immutable')
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print('cached value ("immutable" view):',
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vars(immutableview).get('testcachedfoobar', 'NOCACHE'))
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print('access:', immutableview.testcachedfoobar)
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print('calllog:', calllog)
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print('cached value (unfiltered):',
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vars(repo).get('testcachedfoobar', 'NOCACHE'))
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print('cached value ("visible" view):',
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vars(visibleview).get('testcachedfoobar', 'NOCACHE'))
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print('cached value ("immutable" view):',
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vars(immutableview).get('testcachedfoobar', 'NOCACHE'))
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# unfiltered property cache test
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print('')
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print('')
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print('=== unfiltered property cache ===')
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print('')
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print('unficalllog:', unficalllog)
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print('cached value (unfiltered): ',
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vars(repo).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("visible" view): ',
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vars(visibleview).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("immutable" view):',
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vars(immutableview).get('testcachedunfifoobar', 'NOCACHE'))
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print('')
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print('= first access on unfiltered, should do a call')
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print('access (unfiltered):', repo.testcachedunfifoobar)
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print('unficalllog:', unficalllog)
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print('cached value (unfiltered): ',
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vars(repo).get('testcachedunfifoobar', 'NOCACHE'))
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print('')
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print('= second access on unfiltered, should not do call')
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print('access (unfiltered):', repo.testcachedunfifoobar)
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print('unficalllog:', unficalllog)
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print('cached value (unfiltered): ',
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vars(repo).get('testcachedunfifoobar', 'NOCACHE'))
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print('')
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print('= access on view should use the unfiltered cache')
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print('access (unfiltered): ', repo.testcachedunfifoobar)
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print('access ("visible" view): ', visibleview.testcachedunfifoobar)
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print('access ("immutable" view):', immutableview.testcachedunfifoobar)
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print('unficalllog:', unficalllog)
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print('cached value (unfiltered): ',
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vars(repo).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("visible" view): ',
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vars(visibleview).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("immutable" view):',
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vars(immutableview).get('testcachedunfifoobar', 'NOCACHE'))
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print('')
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print('= even if we clear the unfiltered cache')
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del repo.__dict__['testcachedunfifoobar']
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print('cached value (unfiltered): ',
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vars(repo).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("visible" view): ',
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vars(visibleview).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("immutable" view):',
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vars(immutableview).get('testcachedunfifoobar', 'NOCACHE'))
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print('unficalllog:', unficalllog)
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print('access ("visible" view): ', visibleview.testcachedunfifoobar)
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print('unficalllog:', unficalllog)
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print('cached value (unfiltered): ',
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vars(repo).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("visible" view): ',
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vars(visibleview).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("immutable" view):',
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vars(immutableview).get('testcachedunfifoobar', 'NOCACHE'))
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print('access ("immutable" view):', immutableview.testcachedunfifoobar)
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print('unficalllog:', unficalllog)
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print('cached value (unfiltered): ',
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vars(repo).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("visible" view): ',
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vars(visibleview).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("immutable" view):',
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vars(immutableview).get('testcachedunfifoobar', 'NOCACHE'))
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print('access (unfiltered): ', repo.testcachedunfifoobar)
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print('unficalllog:', unficalllog)
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print('cached value (unfiltered): ',
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vars(repo).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("visible" view): ',
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vars(visibleview).get('testcachedunfifoobar', 'NOCACHE'))
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print('cached value ("immutable" view):',
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vars(immutableview).get('testcachedunfifoobar', 'NOCACHE'))
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