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Merge pull request #4247 from blueyed/lru 

_getconftestmodules: use functools.lru_cache
This commit is contained in:
Daniel Hahler 2018-11-01 15:55:38 +01:00 committed by GitHub
parent 017e504a11 ce1cc3dddb
commit a192e6b430
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 32 additions and 29 deletions
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51
src/_pytest/config/__init__.py
View File

@ -214,7 +214,7 @@ class PytestPluginManager(PluginManager):
self._conftest_plugins = set()
# state related to local conftest plugins
self._path2confmods = {}
self._dirpath2confmods = {}
self._conftestpath2mod = {}
self._confcutdir = None
self._noconftest = False
@ -385,31 +385,35 @@ class PytestPluginManager(PluginManager):
if x.check(dir=1):
self._getconftestmodules(x)
@lru_cache(maxsize=128)
def _getconftestmodules(self, path):
if self._noconftest:
return []
try:
return self._path2confmods[path]
except KeyError:
if path.isfile():
directory = path.dirpath()
else:
directory = path
# XXX these days we may rather want to use config.rootdir
# and allow users to opt into looking into the rootdir parent
# directories instead of requiring to specify confcutdir
clist = []
for parent in directory.realpath().parts():
if self._confcutdir and self._confcutdir.relto(parent):
continue
conftestpath = parent.join("conftest.py")
if conftestpath.isfile():
mod = self._importconftest(conftestpath)
clist.append(mod)
if path.isfile():
directory = path.dirpath()
else:
directory = path
self._path2confmods[path] = clist
return clist
if six.PY2: # py2 is not using lru_cache.
try:
return self._dirpath2confmods[directory]
except KeyError:
pass
# XXX these days we may rather want to use config.rootdir
# and allow users to opt into looking into the rootdir parent
# directories instead of requiring to specify confcutdir
clist = []
for parent in directory.realpath().parts():
if self._confcutdir and self._confcutdir.relto(parent):
continue
conftestpath = parent.join("conftest.py")
if conftestpath.isfile():
mod = self._importconftest(conftestpath)
clist.append(mod)
self._dirpath2confmods[directory] = clist
return clist
def _rget_with_confmod(self, name, path):
modules = self._getconftestmodules(path)
@ -450,8 +454,8 @@ class PytestPluginManager(PluginManager):
self._conftest_plugins.add(mod)
self._conftestpath2mod[conftestpath] = mod
dirpath = conftestpath.dirpath()
if dirpath in self._path2confmods:
for path, mods in self._path2confmods.items():
if dirpath in self._dirpath2confmods:
for path, mods in self._dirpath2confmods.items():
if path and path.relto(dirpath) or path == dirpath:
assert mod not in mods
mods.append(mod)
@ -902,7 +906,6 @@ class Config(object):
assert type is None
return value
@lru_cache(maxsize=None)
def _getconftest_pathlist(self, name, path):
try:
mod, relroots = self.pluginmanager._rget_with_confmod(name, path)

10
testing/test_conftest.py
View File

@ -49,14 +49,14 @@ class TestConftestValueAccessGlobal(object):
def test_immediate_initialiation_and_incremental_are_the_same(self, basedir):
conftest = PytestPluginManager()
len(conftest._path2confmods)
len(conftest._dirpath2confmods)
conftest._getconftestmodules(basedir)
snap1 = len(conftest._path2confmods)
# assert len(conftest._path2confmods) == snap1 + 1
snap1 = len(conftest._dirpath2confmods)
# assert len(conftest._dirpath2confmods) == snap1 + 1
conftest._getconftestmodules(basedir.join("adir"))
assert len(conftest._path2confmods) == snap1 + 1
assert len(conftest._dirpath2confmods) == snap1 + 1
conftest._getconftestmodules(basedir.join("b"))
assert len(conftest._path2confmods) == snap1 + 2
assert len(conftest._dirpath2confmods) == snap1 + 2
def test_value_access_not_existing(self, basedir):
conftest = ConftestWithSetinitial(basedir)