| import unittest | |
| import sys | |
| import os | |
| import subprocess | |
| import shutil | |
| from copy import copy | |
| from test.support import (captured_stdout, PythonSymlink) | |
| from test.support.import_helper import import_module | |
| from test.support.os_helper import (TESTFN, unlink, skip_unless_symlink, | |
| change_cwd) | |
| from test.support.warnings_helper import check_warnings | |
| import sysconfig | |
| from sysconfig import (get_paths, get_platform, get_config_vars, | |
| get_path, get_path_names, _INSTALL_SCHEMES, | |
| get_default_scheme, get_scheme_names, get_config_var, | |
| _expand_vars, _get_preferred_schemes, _main) | |
| import _osx_support | |
| HAS_USER_BASE = sysconfig._HAS_USER_BASE | |
| class TestSysConfig(unittest.TestCase): | |
| def setUp(self): | |
| super(TestSysConfig, self).setUp() | |
| self.sys_path = sys.path[:] | |
| # patching os.uname | |
| if hasattr(os, 'uname'): | |
| self.uname = os.uname | |
| self._uname = os.uname() | |
| else: | |
| self.uname = None | |
| self._set_uname(('',)*5) | |
| os.uname = self._get_uname | |
| # saving the environment | |
| self.name = os.name | |
| self.platform = sys.platform | |
| self.version = sys.version | |
| self.sep = os.sep | |
| self.join = os.path.join | |
| self.isabs = os.path.isabs | |
| self.splitdrive = os.path.splitdrive | |
| self._config_vars = sysconfig._CONFIG_VARS, copy(sysconfig._CONFIG_VARS) | |
| self._added_envvars = [] | |
| self._changed_envvars = [] | |
| for var in ('MACOSX_DEPLOYMENT_TARGET', 'PATH'): | |
| if var in os.environ: | |
| self._changed_envvars.append((var, os.environ[var])) | |
| else: | |
| self._added_envvars.append(var) | |
| def tearDown(self): | |
| sys.path[:] = self.sys_path | |
| self._cleanup_testfn() | |
| if self.uname is not None: | |
| os.uname = self.uname | |
| else: | |
| del os.uname | |
| os.name = self.name | |
| sys.platform = self.platform | |
| sys.version = self.version | |
| os.sep = self.sep | |
| os.path.join = self.join | |
| os.path.isabs = self.isabs | |
| os.path.splitdrive = self.splitdrive | |
| sysconfig._CONFIG_VARS = self._config_vars[0] | |
| sysconfig._CONFIG_VARS.clear() | |
| sysconfig._CONFIG_VARS.update(self._config_vars[1]) | |
| for var, value in self._changed_envvars: | |
| os.environ[var] = value | |
| for var in self._added_envvars: | |
| os.environ.pop(var, None) | |
| super(TestSysConfig, self).tearDown() | |
| def _set_uname(self, uname): | |
| self._uname = os.uname_result(uname) | |
| def _get_uname(self): | |
| return self._uname | |
| def _cleanup_testfn(self): | |
| path = TESTFN | |
| if os.path.isfile(path): | |
| os.remove(path) | |
| elif os.path.isdir(path): | |
| shutil.rmtree(path) | |
| def test_get_path_names(self): | |
| self.assertEqual(get_path_names(), sysconfig._SCHEME_KEYS) | |
| def test_get_paths(self): | |
| scheme = get_paths() | |
| default_scheme = get_default_scheme() | |
| wanted = _expand_vars(default_scheme, None) | |
| wanted = sorted(wanted.items()) | |
| scheme = sorted(scheme.items()) | |
| self.assertEqual(scheme, wanted) | |
| def test_get_path(self): | |
| config_vars = get_config_vars() | |
| for scheme in _INSTALL_SCHEMES: | |
| for name in _INSTALL_SCHEMES[scheme]: | |
| expected = _INSTALL_SCHEMES[scheme][name].format(**config_vars) | |
| self.assertEqual( | |
| os.path.normpath(get_path(name, scheme)), | |
| os.path.normpath(expected), | |
| ) | |
| def test_get_default_scheme(self): | |
| self.assertIn(get_default_scheme(), _INSTALL_SCHEMES) | |
| def test_get_preferred_schemes(self): | |
| expected_schemes = {'prefix', 'home', 'user'} | |
| # Windows. | |
| os.name = 'nt' | |
| schemes = _get_preferred_schemes() | |
| self.assertIsInstance(schemes, dict) | |
| self.assertEqual(set(schemes), expected_schemes) | |
| # Mac and Linux, shared library build. | |
| os.name = 'posix' | |
| schemes = _get_preferred_schemes() | |
| self.assertIsInstance(schemes, dict) | |
| self.assertEqual(set(schemes), expected_schemes) | |
| # Mac, framework build. | |
| os.name = 'posix' | |
| sys.platform = 'darwin' | |
| sys._framework = True | |
| self.assertIsInstance(schemes, dict) | |
| self.assertEqual(set(schemes), expected_schemes) | |
| def test_get_config_vars(self): | |
| cvars = get_config_vars() | |
| self.assertIsInstance(cvars, dict) | |
| self.assertTrue(cvars) | |
| def test_get_platform(self): | |
| # windows XP, 32bits | |
| os.name = 'nt' | |
| sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) ' | |
| '[MSC v.1310 32 bit (Intel)]') | |
| sys.platform = 'win32' | |
| self.assertEqual(get_platform(), 'win32') | |
| # windows XP, amd64 | |
| os.name = 'nt' | |
| sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) ' | |
| '[MSC v.1310 32 bit (Amd64)]') | |
| sys.platform = 'win32' | |
| self.assertEqual(get_platform(), 'win-amd64') | |
| # macbook | |
| os.name = 'posix' | |
| sys.version = ('2.5 (r25:51918, Sep 19 2006, 08:49:13) ' | |
| '\n[GCC 4.0.1 (Apple Computer, Inc. build 5341)]') | |
| sys.platform = 'darwin' | |
| self._set_uname(('Darwin', 'macziade', '8.11.1', | |
| ('Darwin Kernel Version 8.11.1: ' | |
| 'Wed Oct 10 18:23:28 PDT 2007; ' | |
| 'root:xnu-792.25.20~1/RELEASE_I386'), 'PowerPC')) | |
| _osx_support._remove_original_values(get_config_vars()) | |
| get_config_vars()['MACOSX_DEPLOYMENT_TARGET'] = '10.3' | |
| get_config_vars()['CFLAGS'] = ('-fno-strict-aliasing -DNDEBUG -g ' | |
| '-fwrapv -O3 -Wall -Wstrict-prototypes') | |
| maxint = sys.maxsize | |
| try: | |
| sys.maxsize = 2147483647 | |
| self.assertEqual(get_platform(), 'macosx-10.3-ppc') | |
| sys.maxsize = 9223372036854775807 | |
| self.assertEqual(get_platform(), 'macosx-10.3-ppc64') | |
| finally: | |
| sys.maxsize = maxint | |
| self._set_uname(('Darwin', 'macziade', '8.11.1', | |
| ('Darwin Kernel Version 8.11.1: ' | |
| 'Wed Oct 10 18:23:28 PDT 2007; ' | |
| 'root:xnu-792.25.20~1/RELEASE_I386'), 'i386')) | |
| _osx_support._remove_original_values(get_config_vars()) | |
| get_config_vars()['MACOSX_DEPLOYMENT_TARGET'] = '10.3' | |
| get_config_vars()['CFLAGS'] = ('-fno-strict-aliasing -DNDEBUG -g ' | |
| '-fwrapv -O3 -Wall -Wstrict-prototypes') | |
| maxint = sys.maxsize | |
| try: | |
| sys.maxsize = 2147483647 | |
| self.assertEqual(get_platform(), 'macosx-10.3-i386') | |
| sys.maxsize = 9223372036854775807 | |
| self.assertEqual(get_platform(), 'macosx-10.3-x86_64') | |
| finally: | |
| sys.maxsize = maxint | |
| # macbook with fat binaries (fat, universal or fat64) | |
| _osx_support._remove_original_values(get_config_vars()) | |
| get_config_vars()['MACOSX_DEPLOYMENT_TARGET'] = '10.4' | |
| get_config_vars()['CFLAGS'] = ('-arch ppc -arch i386 -isysroot ' | |
| '/Developer/SDKs/MacOSX10.4u.sdk ' | |
| '-fno-strict-aliasing -fno-common ' | |
| '-dynamic -DNDEBUG -g -O3') | |
| self.assertEqual(get_platform(), 'macosx-10.4-fat') | |
| _osx_support._remove_original_values(get_config_vars()) | |
| get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch i386 -isysroot ' | |
| '/Developer/SDKs/MacOSX10.4u.sdk ' | |
| '-fno-strict-aliasing -fno-common ' | |
| '-dynamic -DNDEBUG -g -O3') | |
| self.assertEqual(get_platform(), 'macosx-10.4-intel') | |
| _osx_support._remove_original_values(get_config_vars()) | |
| get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch ppc -arch i386 -isysroot ' | |
| '/Developer/SDKs/MacOSX10.4u.sdk ' | |
| '-fno-strict-aliasing -fno-common ' | |
| '-dynamic -DNDEBUG -g -O3') | |
| self.assertEqual(get_platform(), 'macosx-10.4-fat3') | |
| _osx_support._remove_original_values(get_config_vars()) | |
| get_config_vars()['CFLAGS'] = ('-arch ppc64 -arch x86_64 -arch ppc -arch i386 -isysroot ' | |
| '/Developer/SDKs/MacOSX10.4u.sdk ' | |
| '-fno-strict-aliasing -fno-common ' | |
| '-dynamic -DNDEBUG -g -O3') | |
| self.assertEqual(get_platform(), 'macosx-10.4-universal') | |
| _osx_support._remove_original_values(get_config_vars()) | |
| get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch ppc64 -isysroot ' | |
| '/Developer/SDKs/MacOSX10.4u.sdk ' | |
| '-fno-strict-aliasing -fno-common ' | |
| '-dynamic -DNDEBUG -g -O3') | |
| self.assertEqual(get_platform(), 'macosx-10.4-fat64') | |
| for arch in ('ppc', 'i386', 'x86_64', 'ppc64'): | |
| _osx_support._remove_original_values(get_config_vars()) | |
| get_config_vars()['CFLAGS'] = ('-arch %s -isysroot ' | |
| '/Developer/SDKs/MacOSX10.4u.sdk ' | |
| '-fno-strict-aliasing -fno-common ' | |
| '-dynamic -DNDEBUG -g -O3' % arch) | |
| self.assertEqual(get_platform(), 'macosx-10.4-%s' % arch) | |
| # linux debian sarge | |
| os.name = 'posix' | |
| sys.version = ('2.3.5 (#1, Jul 4 2007, 17:28:59) ' | |
| '\n[GCC 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)]') | |
| sys.platform = 'linux2' | |
| self._set_uname(('Linux', 'aglae', '2.6.21.1dedibox-r7', | |
| '#1 Mon Apr 30 17:25:38 CEST 2007', 'i686')) | |
| self.assertEqual(get_platform(), 'linux-i686') | |
| # XXX more platforms to tests here | |
| def test_get_config_h_filename(self): | |
| config_h = sysconfig.get_config_h_filename() | |
| self.assertTrue(os.path.isfile(config_h), config_h) | |
| def test_get_scheme_names(self): | |
| wanted = ['nt', 'posix_home', 'posix_prefix'] | |
| if HAS_USER_BASE: | |
| wanted.extend(['nt_user', 'osx_framework_user', 'posix_user']) | |
| self.assertEqual(get_scheme_names(), tuple(sorted(wanted))) | |
| @skip_unless_symlink | |
| def test_symlink(self): # Issue 7880 | |
| with PythonSymlink() as py: | |
| cmd = "-c", "import sysconfig; print(sysconfig.get_platform())" | |
| self.assertEqual(py.call_real(*cmd), py.call_link(*cmd)) | |
| def test_user_similar(self): | |
| # Issue #8759: make sure the posix scheme for the users | |
| # is similar to the global posix_prefix one | |
| base = get_config_var('base') | |
| if HAS_USER_BASE: | |
| user = get_config_var('userbase') | |
| # the global scheme mirrors the distinction between prefix and | |
| # exec-prefix but not the user scheme, so we have to adapt the paths | |
| # before comparing (issue #9100) | |
| adapt = sys.base_prefix != sys.base_exec_prefix | |
| for name in ('stdlib', 'platstdlib', 'purelib', 'platlib'): | |
| global_path = get_path(name, 'posix_prefix') | |
| if adapt: | |
| global_path = global_path.replace(sys.exec_prefix, sys.base_prefix) | |
| base = base.replace(sys.exec_prefix, sys.base_prefix) | |
| elif sys.base_prefix != sys.prefix: | |
| # virtual environment? Likewise, we have to adapt the paths | |
| # before comparing | |
| global_path = global_path.replace(sys.base_prefix, sys.prefix) | |
| base = base.replace(sys.base_prefix, sys.prefix) | |
| if HAS_USER_BASE: | |
| user_path = get_path(name, 'posix_user') | |
| expected = global_path.replace(base, user, 1) | |
| # bpo-44860: platlib of posix_user doesn't use sys.platlibdir, | |
| # whereas posix_prefix does. | |
| if name == 'platlib': | |
| # Replace "/lib64/python3.11/site-packages" suffix | |
| # with "/lib/python3.11/site-packages". | |
| py_version_short = sysconfig.get_python_version() | |
| suffix = f'python{py_version_short}/site-packages' | |
| expected = expected.replace(f'/{sys.platlibdir}/{suffix}', | |
| f'/lib/{suffix}') | |
| self.assertEqual(user_path, expected) | |
| def test_main(self): | |
| # just making sure _main() runs and returns things in the stdout | |
| with captured_stdout() as output: | |
| _main() | |
| self.assertTrue(len(output.getvalue().split('\n')) > 0) | |
| @unittest.skipIf(sys.platform == "win32", "Does not apply to Windows") | |
| def test_ldshared_value(self): | |
| ldflags = sysconfig.get_config_var('LDFLAGS') | |
| ldshared = sysconfig.get_config_var('LDSHARED') | |
| self.assertIn(ldflags, ldshared) | |
| @unittest.skipUnless(sys.platform == "darwin", "test only relevant on MacOSX") | |
| def test_platform_in_subprocess(self): | |
| my_platform = sysconfig.get_platform() | |
| # Test without MACOSX_DEPLOYMENT_TARGET in the environment | |
| env = os.environ.copy() | |
| if 'MACOSX_DEPLOYMENT_TARGET' in env: | |
| del env['MACOSX_DEPLOYMENT_TARGET'] | |
| p = subprocess.Popen([ | |
| sys.executable, '-c', | |
| 'import sysconfig; print(sysconfig.get_platform())', | |
| ], | |
| stdout=subprocess.PIPE, | |
| stderr=subprocess.DEVNULL, | |
| env=env) | |
| test_platform = p.communicate()[0].strip() | |
| test_platform = test_platform.decode('utf-8') | |
| status = p.wait() | |
| self.assertEqual(status, 0) | |
| self.assertEqual(my_platform, test_platform) | |
| # Test with MACOSX_DEPLOYMENT_TARGET in the environment, and | |
| # using a value that is unlikely to be the default one. | |
| env = os.environ.copy() | |
| env['MACOSX_DEPLOYMENT_TARGET'] = '10.1' | |
| p = subprocess.Popen([ | |
| sys.executable, '-c', | |
| 'import sysconfig; print(sysconfig.get_platform())', | |
| ], | |
| stdout=subprocess.PIPE, | |
| stderr=subprocess.DEVNULL, | |
| env=env) | |
| test_platform = p.communicate()[0].strip() | |
| test_platform = test_platform.decode('utf-8') | |
| status = p.wait() | |
| self.assertEqual(status, 0) | |
| self.assertEqual(my_platform, test_platform) | |
| def test_srcdir(self): | |
| # See Issues #15322, #15364. | |
| srcdir = sysconfig.get_config_var('srcdir') | |
| self.assertTrue(os.path.isabs(srcdir), srcdir) | |
| self.assertTrue(os.path.isdir(srcdir), srcdir) | |
| if sysconfig._PYTHON_BUILD: | |
| # The python executable has not been installed so srcdir | |
| # should be a full source checkout. | |
| Python_h = os.path.join(srcdir, 'Include', 'Python.h') | |
| self.assertTrue(os.path.exists(Python_h), Python_h) | |
| self.assertTrue(sysconfig._is_python_source_dir(srcdir)) | |
| elif os.name == 'posix': | |
| makefile_dir = os.path.dirname(sysconfig.get_makefile_filename()) | |
| # Issue #19340: srcdir has been realpath'ed already | |
| makefile_dir = os.path.realpath(makefile_dir) | |
| self.assertEqual(makefile_dir, srcdir) | |
| def test_srcdir_independent_of_cwd(self): | |
| # srcdir should be independent of the current working directory | |
| # See Issues #15322, #15364. | |
| srcdir = sysconfig.get_config_var('srcdir') | |
| with change_cwd(os.pardir): | |
| srcdir2 = sysconfig.get_config_var('srcdir') | |
| self.assertEqual(srcdir, srcdir2) | |
| @unittest.skipIf(sysconfig.get_config_var('EXT_SUFFIX') is None, | |
| 'EXT_SUFFIX required for this test') | |
| def test_SO_deprecation(self): | |
| self.assertWarns(DeprecationWarning, | |
| sysconfig.get_config_var, 'SO') | |
| @unittest.skipIf(sysconfig.get_config_var('EXT_SUFFIX') is None, | |
| 'EXT_SUFFIX required for this test') | |
| def test_SO_value(self): | |
| with check_warnings(('', DeprecationWarning)): | |
| self.assertEqual(sysconfig.get_config_var('SO'), | |
| sysconfig.get_config_var('EXT_SUFFIX')) | |
| @unittest.skipIf(sysconfig.get_config_var('EXT_SUFFIX') is None, | |
| 'EXT_SUFFIX required for this test') | |
| def test_EXT_SUFFIX_in_vars(self): | |
| import _imp | |
| vars = sysconfig.get_config_vars() | |
| self.assertIsNotNone(vars['SO']) | |
| self.assertEqual(vars['SO'], vars['EXT_SUFFIX']) | |
| self.assertEqual(vars['EXT_SUFFIX'], _imp.extension_suffixes()[0]) | |
| @unittest.skipUnless(sys.platform == 'linux' and | |
| hasattr(sys.implementation, '_multiarch'), | |
| 'multiarch-specific test') | |
| def test_triplet_in_ext_suffix(self): | |
| ctypes = import_module('ctypes') | |
| import platform, re | |
| machine = platform.machine() | |
| suffix = sysconfig.get_config_var('EXT_SUFFIX') | |
| if re.match('(aarch64|arm|mips|ppc|powerpc|s390|sparc)', machine): | |
| self.assertTrue('linux' in suffix, suffix) | |
| if re.match('(i[3-6]86|x86_64)$', machine): | |
| if ctypes.sizeof(ctypes.c_char_p()) == 4: | |
| self.assertTrue(suffix.endswith('i386-linux-gnu.so') or | |
| suffix.endswith('x86_64-linux-gnux32.so'), | |
| suffix) | |
| else: # 8 byte pointer size | |
| self.assertTrue(suffix.endswith('x86_64-linux-gnu.so'), suffix) | |
| @unittest.skipUnless(sys.platform == 'darwin', 'OS X-specific test') | |
| def test_osx_ext_suffix(self): | |
| suffix = sysconfig.get_config_var('EXT_SUFFIX') | |
| self.assertTrue(suffix.endswith('-darwin.so'), suffix) | |
| class MakefileTests(unittest.TestCase): | |
| @unittest.skipIf(sys.platform.startswith('win'), | |
| 'Test is not Windows compatible') | |
| def test_get_makefile_filename(self): | |
| makefile = sysconfig.get_makefile_filename() | |
| self.assertTrue(os.path.isfile(makefile), makefile) | |
| def test_parse_makefile(self): | |
| self.addCleanup(unlink, TESTFN) | |
| with open(TESTFN, "w") as makefile: | |
| print("var1=a$(VAR2)", file=makefile) | |
| print("VAR2=b$(var3)", file=makefile) | |
| print("var3=42", file=makefile) | |
| print("var4=$/invalid", file=makefile) | |
| print("var5=dollar$$5", file=makefile) | |
| print("var6=${var3}/lib/python3.5/config-$(VAR2)$(var5)" | |
| "-x86_64-linux-gnu", file=makefile) | |
| vars = sysconfig._parse_makefile(TESTFN) | |
| self.assertEqual(vars, { | |
| 'var1': 'ab42', | |
| 'VAR2': 'b42', | |
| 'var3': 42, | |
| 'var4': '$/invalid', | |
| 'var5': 'dollar$5', | |
| 'var6': '42/lib/python3.5/config-b42dollar$5-x86_64-linux-gnu', | |
| }) | |
| if __name__ == "__main__": | |
| unittest.main() |