"""Tests for 'site'. Tests assume the initial paths in sys.path once the interpreter has begun executing have not been removed. """ import unittest import sys import os import subprocess import shutil from copy import copy, deepcopy from test.support import (run_unittest, TESTFN, unlink, get_attribute, captured_stdout, skip_unless_symlink) import sysconfig from sysconfig import (get_paths, get_platform, get_config_vars, get_path, get_path_names, _INSTALL_SCHEMES, _get_default_scheme, _expand_vars, get_scheme_names, get_config_var, _main) class TestSysConfig(unittest.TestCase): def setUp(self): """Make a copy of sys.path""" 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._uname = None 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 = copy(sysconfig._CONFIG_VARS) self.old_environ = deepcopy(os.environ) def tearDown(self): """Restore sys.path""" 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 = copy(self._config_vars) for key, value in self.old_environ.items(): if os.environ.get(key) != value: os.environ[key] = value for key in list(os.environ.keys()): if key not in self.old_environ: del os.environ[key] super(TestSysConfig, self).tearDown() def _set_uname(self, uname): self._uname = 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 = list(wanted.items()) wanted.sort() scheme = list(scheme.items()) scheme.sort() self.assertEqual(scheme, wanted) def test_get_path(self): # xxx make real tests here for scheme in _INSTALL_SCHEMES: for name in _INSTALL_SCHEMES[scheme]: res = get_path(name, scheme) def test_get_config_vars(self): cvars = get_config_vars() self.assertTrue(isinstance(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') # windows XP, itanium os.name = 'nt' sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) ' '[MSC v.1310 32 bit (Itanium)]') sys.platform = 'win32' self.assertEqual(get_platform(), 'win-ia64') # 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')) 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')) get_config_vars()['MACOSX_DEPLOYMENT_TARGET'] = '10.3' 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) 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') 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') 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') 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') 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'): 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', 'nt_user', 'os2', 'os2_home', 'osx_framework_user', 'posix_home', 'posix_prefix', 'posix_user') self.assertEqual(get_scheme_names(), wanted) @skip_unless_symlink def test_symlink(self): # On Windows, the EXE needs to know where pythonXY.dll is at so we have # to add the directory to the path. if sys.platform == "win32": os.environ["Path"] = "{};{}".format( os.path.dirname(sys.executable), os.environ["Path"]) # Issue 7880 def get(python): cmd = [python, '-c', 'import sysconfig; print(sysconfig.get_platform())'] p = subprocess.Popen(cmd, stdout=subprocess.PIPE, env=os.environ) return p.communicate() real = os.path.realpath(sys.executable) link = os.path.abspath(TESTFN) os.symlink(real, link) try: self.assertEqual(get(real), get(link)) finally: unlink(link) 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') user = get_config_var('userbase') for name in ('stdlib', 'platstdlib', 'purelib', 'platlib'): global_path = get_path(name, 'posix_prefix') user_path = get_path(name, 'posix_user') self.assertEqual(user_path, global_path.replace(base, user)) 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'] with open('/dev/null', 'w') as devnull_fp: p = subprocess.Popen([ sys.executable, '-c', 'import sysconfig; print(sysconfig.get_platform())', ], stdout=subprocess.PIPE, stderr=devnull_fp, 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=open('/dev/null'), 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) 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) vars = sysconfig._parse_makefile(TESTFN) self.assertEqual(vars, { 'var1': 'ab42', 'VAR2': 'b42', 'var3': 42, 'var4': '$/invalid', 'var5': 'dollar$5', }) def test_main(): run_unittest(TestSysConfig, MakefileTests) if __name__ == "__main__": test_main()