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gh-91985: Ensure in-tree builds override platstdlib_dir in every path calculation (GH-93641)

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neonene 2022-06-17 06:41:57 +09:00 • committed by GitHub
parent f8e576be0a
commit 38af903506
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4 changed files with 125 additions and 2 deletions
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60
Lib/test/test_embed.py
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@ -1303,6 +1303,66 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
self.check_all_configs("test_init_setpythonhome", config,
api=API_COMPAT, env=env)
def test_init_is_python_build_with_home(self):
# Test _Py_path_config._is_python_build configuration (gh-91985)
config = self._get_expected_config()
paths = config['config']['module_search_paths']
paths_str = os.path.pathsep.join(paths)
for path in paths:
if not os.path.isdir(path):
continue
if os.path.exists(os.path.join(path, 'os.py')):
home = os.path.dirname(path)
break
else:
self.fail(f"Unable to find home in {paths!r}")
prefix = exec_prefix = home
if MS_WINDOWS:
stdlib = os.path.join(home, "Lib")
# Because we are specifying 'home', module search paths
# are fairly static
expected_paths = [paths[0], stdlib, os.path.join(home, 'DLLs')]
else:
version = f'{sys.version_info.major}.{sys.version_info.minor}'
stdlib = os.path.join(home, sys.platlibdir, f'python{version}')
expected_paths = self.module_search_paths(prefix=home, exec_prefix=home)
config = {
'home': home,
'module_search_paths': expected_paths,
'prefix': prefix,
'base_prefix': prefix,
'exec_prefix': exec_prefix,
'base_exec_prefix': exec_prefix,
'pythonpath_env': paths_str,
'stdlib_dir': stdlib,
}
# The code above is taken from test_init_setpythonhome()
env = {'TESTHOME': home, 'PYTHONPATH': paths_str}
env['NEGATIVE_ISPYTHONBUILD'] = '1'
config['_is_python_build'] = 0
self.check_all_configs("test_init_is_python_build", config,
api=API_COMPAT, env=env)
env['NEGATIVE_ISPYTHONBUILD'] = '0'
config['_is_python_build'] = 1
exedir = os.path.dirname(sys.executable)
with open(os.path.join(exedir, 'pybuilddir.txt'), encoding='utf8') as f:
expected_paths[2] = os.path.normpath(
os.path.join(exedir, f'{f.read()}\n$'.splitlines()[0]))
if not MS_WINDOWS:
# PREFIX (default) is set when running in build directory
prefix = exec_prefix = sys.prefix
# stdlib calculation (/Lib) is not yet supported
expected_paths[0] = self.module_search_paths(prefix=prefix)[0]
config.update(prefix=prefix, base_prefix=prefix,
exec_prefix=exec_prefix, base_exec_prefix=exec_prefix)
self.check_all_configs("test_init_is_python_build", config,
api=API_COMPAT, env=env)
def copy_paths_by_env(self, config):
all_configs = self._get_expected_config()
paths = all_configs['config']['module_search_paths']