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			401 lines
		
	
	
	
		
			16 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			401 lines
		
	
	
	
		
			16 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import unittest
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import sys
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import os
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import subprocess
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import shutil
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from copy import copy
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from test.support import (run_unittest, TESTFN, unlink,
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                          captured_stdout, skip_unless_symlink)
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import sysconfig
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from sysconfig import (get_paths, get_platform, get_config_vars,
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                       get_path, get_path_names, _INSTALL_SCHEMES,
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                       _get_default_scheme, _expand_vars,
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                       get_scheme_names, get_config_var, _main)
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import _osx_support
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class TestSysConfig(unittest.TestCase):
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    def setUp(self):
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        super(TestSysConfig, self).setUp()
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        self.sys_path = sys.path[:]
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        # patching os.uname
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        if hasattr(os, 'uname'):
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            self.uname = os.uname
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            self._uname = os.uname()
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        else:
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            self.uname = None
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            self._set_uname(('',)*5)
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        os.uname = self._get_uname
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        # saving the environment
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        self.name = os.name
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        self.platform = sys.platform
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        self.version = sys.version
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        self.sep = os.sep
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        self.join = os.path.join
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        self.isabs = os.path.isabs
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        self.splitdrive = os.path.splitdrive
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        self._config_vars = sysconfig._CONFIG_VARS, copy(sysconfig._CONFIG_VARS)
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        self._added_envvars = []
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        self._changed_envvars = []
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        for var in ('MACOSX_DEPLOYMENT_TARGET', 'PATH'):
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            if var in os.environ:
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                self._changed_envvars.append((var, os.environ[var]))
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            else:
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                self._added_envvars.append(var)
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    def tearDown(self):
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        sys.path[:] = self.sys_path
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        self._cleanup_testfn()
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        if self.uname is not None:
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            os.uname = self.uname
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        else:
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            del os.uname
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        os.name = self.name
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        sys.platform = self.platform
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        sys.version = self.version
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        os.sep = self.sep
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        os.path.join = self.join
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        os.path.isabs = self.isabs
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        os.path.splitdrive = self.splitdrive
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        sysconfig._CONFIG_VARS = self._config_vars[0]
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        sysconfig._CONFIG_VARS.clear()
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        sysconfig._CONFIG_VARS.update(self._config_vars[1])
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        for var, value in self._changed_envvars:
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            os.environ[var] = value
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        for var in self._added_envvars:
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            os.environ.pop(var, None)
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        super(TestSysConfig, self).tearDown()
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    def _set_uname(self, uname):
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        self._uname = os.uname_result(uname)
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    def _get_uname(self):
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        return self._uname
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    def _cleanup_testfn(self):
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        path = TESTFN
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        if os.path.isfile(path):
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            os.remove(path)
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        elif os.path.isdir(path):
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            shutil.rmtree(path)
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    def test_get_path_names(self):
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        self.assertEqual(get_path_names(), sysconfig._SCHEME_KEYS)
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    def test_get_paths(self):
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        scheme = get_paths()
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        default_scheme = _get_default_scheme()
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        wanted = _expand_vars(default_scheme, None)
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        wanted = sorted(wanted.items())
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        scheme = sorted(scheme.items())
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        self.assertEqual(scheme, wanted)
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    def test_get_path(self):
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        # XXX make real tests here
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        for scheme in _INSTALL_SCHEMES:
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            for name in _INSTALL_SCHEMES[scheme]:
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                res = get_path(name, scheme)
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    def test_get_config_vars(self):
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        cvars = get_config_vars()
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        self.assertIsInstance(cvars, dict)
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        self.assertTrue(cvars)
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    def test_get_platform(self):
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        # windows XP, 32bits
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        os.name = 'nt'
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        sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
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                       '[MSC v.1310 32 bit (Intel)]')
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        sys.platform = 'win32'
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        self.assertEqual(get_platform(), 'win32')
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        # windows XP, amd64
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        os.name = 'nt'
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        sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
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                       '[MSC v.1310 32 bit (Amd64)]')
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        sys.platform = 'win32'
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        self.assertEqual(get_platform(), 'win-amd64')
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        # windows XP, itanium
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        os.name = 'nt'
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        sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
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                       '[MSC v.1310 32 bit (Itanium)]')
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        sys.platform = 'win32'
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        self.assertEqual(get_platform(), 'win-ia64')
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        # macbook
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        os.name = 'posix'
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        sys.version = ('2.5 (r25:51918, Sep 19 2006, 08:49:13) '
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                       '\n[GCC 4.0.1 (Apple Computer, Inc. build 5341)]')
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        sys.platform = 'darwin'
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        self._set_uname(('Darwin', 'macziade', '8.11.1',
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                   ('Darwin Kernel Version 8.11.1: '
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                    'Wed Oct 10 18:23:28 PDT 2007; '
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                    'root:xnu-792.25.20~1/RELEASE_I386'), 'PowerPC'))
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        _osx_support._remove_original_values(get_config_vars())
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        get_config_vars()['MACOSX_DEPLOYMENT_TARGET'] = '10.3'
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        get_config_vars()['CFLAGS'] = ('-fno-strict-aliasing -DNDEBUG -g '
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                                       '-fwrapv -O3 -Wall -Wstrict-prototypes')
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        maxint = sys.maxsize
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        try:
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            sys.maxsize = 2147483647
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            self.assertEqual(get_platform(), 'macosx-10.3-ppc')
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            sys.maxsize = 9223372036854775807
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            self.assertEqual(get_platform(), 'macosx-10.3-ppc64')
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        finally:
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            sys.maxsize = maxint
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        self._set_uname(('Darwin', 'macziade', '8.11.1',
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                   ('Darwin Kernel Version 8.11.1: '
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                    'Wed Oct 10 18:23:28 PDT 2007; '
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                    'root:xnu-792.25.20~1/RELEASE_I386'), 'i386'))
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        _osx_support._remove_original_values(get_config_vars())
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        get_config_vars()['MACOSX_DEPLOYMENT_TARGET'] = '10.3'
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        get_config_vars()['CFLAGS'] = ('-fno-strict-aliasing -DNDEBUG -g '
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                                       '-fwrapv -O3 -Wall -Wstrict-prototypes')
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        maxint = sys.maxsize
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        try:
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            sys.maxsize = 2147483647
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            self.assertEqual(get_platform(), 'macosx-10.3-i386')
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            sys.maxsize = 9223372036854775807
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            self.assertEqual(get_platform(), 'macosx-10.3-x86_64')
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        finally:
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            sys.maxsize = maxint
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        # macbook with fat binaries (fat, universal or fat64)
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        _osx_support._remove_original_values(get_config_vars())
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        get_config_vars()['MACOSX_DEPLOYMENT_TARGET'] = '10.4'
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        get_config_vars()['CFLAGS'] = ('-arch ppc -arch i386 -isysroot '
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                                       '/Developer/SDKs/MacOSX10.4u.sdk  '
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                                       '-fno-strict-aliasing -fno-common '
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                                       '-dynamic -DNDEBUG -g -O3')
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        self.assertEqual(get_platform(), 'macosx-10.4-fat')
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        _osx_support._remove_original_values(get_config_vars())
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        get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch i386 -isysroot '
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                                       '/Developer/SDKs/MacOSX10.4u.sdk  '
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                                       '-fno-strict-aliasing -fno-common '
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                                       '-dynamic -DNDEBUG -g -O3')
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        self.assertEqual(get_platform(), 'macosx-10.4-intel')
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        _osx_support._remove_original_values(get_config_vars())
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        get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch ppc -arch i386 -isysroot '
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                                       '/Developer/SDKs/MacOSX10.4u.sdk  '
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                                       '-fno-strict-aliasing -fno-common '
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                                       '-dynamic -DNDEBUG -g -O3')
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        self.assertEqual(get_platform(), 'macosx-10.4-fat3')
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        _osx_support._remove_original_values(get_config_vars())
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        get_config_vars()['CFLAGS'] = ('-arch ppc64 -arch x86_64 -arch ppc -arch i386 -isysroot '
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                                       '/Developer/SDKs/MacOSX10.4u.sdk  '
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                                       '-fno-strict-aliasing -fno-common '
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                                       '-dynamic -DNDEBUG -g -O3')
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        self.assertEqual(get_platform(), 'macosx-10.4-universal')
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        _osx_support._remove_original_values(get_config_vars())
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        get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch ppc64 -isysroot '
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                                       '/Developer/SDKs/MacOSX10.4u.sdk  '
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                                       '-fno-strict-aliasing -fno-common '
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                                       '-dynamic -DNDEBUG -g -O3')
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        self.assertEqual(get_platform(), 'macosx-10.4-fat64')
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        for arch in ('ppc', 'i386', 'x86_64', 'ppc64'):
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            _osx_support._remove_original_values(get_config_vars())
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            get_config_vars()['CFLAGS'] = ('-arch %s -isysroot '
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                                           '/Developer/SDKs/MacOSX10.4u.sdk  '
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                                           '-fno-strict-aliasing -fno-common '
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                                           '-dynamic -DNDEBUG -g -O3' % arch)
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            self.assertEqual(get_platform(), 'macosx-10.4-%s' % arch)
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        # linux debian sarge
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        os.name = 'posix'
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        sys.version = ('2.3.5 (#1, Jul  4 2007, 17:28:59) '
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                       '\n[GCC 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)]')
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        sys.platform = 'linux2'
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        self._set_uname(('Linux', 'aglae', '2.6.21.1dedibox-r7',
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                    '#1 Mon Apr 30 17:25:38 CEST 2007', 'i686'))
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        self.assertEqual(get_platform(), 'linux-i686')
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        # XXX more platforms to tests here
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    def test_get_config_h_filename(self):
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        config_h = sysconfig.get_config_h_filename()
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        self.assertTrue(os.path.isfile(config_h), config_h)
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    def test_get_scheme_names(self):
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        wanted = ('nt', 'nt_user', 'osx_framework_user',
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                  'posix_home', 'posix_prefix', 'posix_user')
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        self.assertEqual(get_scheme_names(), wanted)
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    @skip_unless_symlink
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    def test_symlink(self):
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        # On Windows, the EXE needs to know where pythonXY.dll is at so we have
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        # to add the directory to the path.
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        if sys.platform == "win32":
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            os.environ["PATH"] = "{};{}".format(
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                os.path.dirname(sys.executable), os.environ["PATH"])
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        # Issue 7880
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        def get(python):
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            cmd = [python, '-c',
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                   'import sysconfig; print(sysconfig.get_platform())']
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            p = subprocess.Popen(cmd, stdout=subprocess.PIPE, env=os.environ)
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            return p.communicate()
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        real = os.path.realpath(sys.executable)
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        link = os.path.abspath(TESTFN)
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        os.symlink(real, link)
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        try:
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            self.assertEqual(get(real), get(link))
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        finally:
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            unlink(link)
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    def test_user_similar(self):
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        # Issue #8759: make sure the posix scheme for the users
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        # is similar to the global posix_prefix one
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        base = get_config_var('base')
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        user = get_config_var('userbase')
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        # the global scheme mirrors the distinction between prefix and
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        # exec-prefix but not the user scheme, so we have to adapt the paths
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        # before comparing (issue #9100)
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        adapt = sys.base_prefix != sys.base_exec_prefix
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        for name in ('stdlib', 'platstdlib', 'purelib', 'platlib'):
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            global_path = get_path(name, 'posix_prefix')
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            if adapt:
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                global_path = global_path.replace(sys.exec_prefix, sys.base_prefix)
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                base = base.replace(sys.exec_prefix, sys.base_prefix)
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            elif sys.base_prefix != sys.prefix:
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                # virtual environment? Likewise, we have to adapt the paths
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                # before comparing
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                global_path = global_path.replace(sys.base_prefix, sys.prefix)
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                base = base.replace(sys.base_prefix, sys.prefix)
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            user_path = get_path(name, 'posix_user')
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            self.assertEqual(user_path, global_path.replace(base, user, 1))
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    def test_main(self):
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        # just making sure _main() runs and returns things in the stdout
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        with captured_stdout() as output:
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            _main()
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        self.assertTrue(len(output.getvalue().split('\n')) > 0)
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    @unittest.skipIf(sys.platform == "win32", "Does not apply to Windows")
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    def test_ldshared_value(self):
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        ldflags = sysconfig.get_config_var('LDFLAGS')
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        ldshared = sysconfig.get_config_var('LDSHARED')
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        self.assertIn(ldflags, ldshared)
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    @unittest.skipUnless(sys.platform == "darwin", "test only relevant on MacOSX")
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    def test_platform_in_subprocess(self):
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        my_platform = sysconfig.get_platform()
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        # Test without MACOSX_DEPLOYMENT_TARGET in the environment
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        env = os.environ.copy()
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        if 'MACOSX_DEPLOYMENT_TARGET' in env:
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            del env['MACOSX_DEPLOYMENT_TARGET']
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        p = subprocess.Popen([
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                sys.executable, '-c',
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                'import sysconfig; print(sysconfig.get_platform())',
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            ],
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            stdout=subprocess.PIPE,
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            stderr=subprocess.DEVNULL,
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            env=env)
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        test_platform = p.communicate()[0].strip()
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        test_platform = test_platform.decode('utf-8')
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        status = p.wait()
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        self.assertEqual(status, 0)
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        self.assertEqual(my_platform, test_platform)
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        # Test with MACOSX_DEPLOYMENT_TARGET in the environment, and
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        # using a value that is unlikely to be the default one.
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        env = os.environ.copy()
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        env['MACOSX_DEPLOYMENT_TARGET'] = '10.1'
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        p = subprocess.Popen([
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                sys.executable, '-c',
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                'import sysconfig; print(sysconfig.get_platform())',
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            ],
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            stdout=subprocess.PIPE,
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            stderr=subprocess.DEVNULL,
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            env=env)
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        test_platform = p.communicate()[0].strip()
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        test_platform = test_platform.decode('utf-8')
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        status = p.wait()
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        self.assertEqual(status, 0)
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        self.assertEqual(my_platform, test_platform)
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    def test_srcdir(self):
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        # See Issues #15322, #15364.
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        srcdir = sysconfig.get_config_var('srcdir')
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        self.assertTrue(os.path.isabs(srcdir), srcdir)
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        self.assertTrue(os.path.isdir(srcdir), srcdir)
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        if sysconfig._PYTHON_BUILD:
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            # The python executable has not been installed so srcdir
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            # should be a full source checkout.
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            Python_h = os.path.join(srcdir, 'Include', 'Python.h')
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            self.assertTrue(os.path.exists(Python_h), Python_h)
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            self.assertTrue(sysconfig._is_python_source_dir(srcdir))
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        elif os.name == 'posix':
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            self.assertEqual(os.path.dirname(sysconfig.get_makefile_filename()),
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                                srcdir)
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    def test_srcdir_independent_of_cwd(self):
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        # srcdir should be independent of the current working directory
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        # See Issues #15322, #15364.
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        srcdir = sysconfig.get_config_var('srcdir')
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        cwd = os.getcwd()
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        try:
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            os.chdir('..')
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            srcdir2 = sysconfig.get_config_var('srcdir')
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        finally:
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            os.chdir(cwd)
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        self.assertEqual(srcdir, srcdir2)
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class MakefileTests(unittest.TestCase):
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    @unittest.skipIf(sys.platform.startswith('win'),
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                     'Test is not Windows compatible')
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    def test_get_makefile_filename(self):
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        makefile = sysconfig.get_makefile_filename()
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        self.assertTrue(os.path.isfile(makefile), makefile)
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    def test_parse_makefile(self):
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        self.addCleanup(unlink, TESTFN)
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        with open(TESTFN, "w") as makefile:
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            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()
 |