328 lines
14 KiB
Python
328 lines
14 KiB
Python
"""
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Test suite for _osx_support: shared OS X support functions.
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"""
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import os
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import platform
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import stat
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import sys
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import unittest
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import test.support
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import _osx_support
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@unittest.skipUnless(sys.platform.startswith("darwin"), "requires OS X")
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class Test_OSXSupport(unittest.TestCase):
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def setUp(self):
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self.maxDiff = None
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self.prog_name = 'bogus_program_xxxx'
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self.temp_path_dir = os.path.abspath(os.getcwd())
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self.env = test.support.EnvironmentVarGuard()
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self.addCleanup(self.env.__exit__)
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for cv in ('CFLAGS', 'LDFLAGS', 'CPPFLAGS',
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'BASECFLAGS', 'BLDSHARED', 'LDSHARED', 'CC',
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'CXX', 'PY_CFLAGS', 'PY_LDFLAGS', 'PY_CPPFLAGS',
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'PY_CORE_CFLAGS', 'PY_CORE_LDFLAGS'):
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if cv in self.env:
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self.env.unset(cv)
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def add_expected_saved_initial_values(self, config_vars, expected_vars):
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# Ensure that the initial values for all modified config vars
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# are also saved with modified keys.
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expected_vars.update(('_OSX_SUPPORT_INITIAL_'+ k,
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config_vars[k]) for k in config_vars
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if config_vars[k] != expected_vars[k])
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def test__find_executable(self):
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if self.env['PATH']:
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self.env['PATH'] = self.env['PATH'] + ':'
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self.env['PATH'] = self.env['PATH'] + os.path.abspath(self.temp_path_dir)
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test.support.unlink(self.prog_name)
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self.assertIsNone(_osx_support._find_executable(self.prog_name))
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self.addCleanup(test.support.unlink, self.prog_name)
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with open(self.prog_name, 'w') as f:
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f.write("#!/bin/sh\n/bin/echo OK\n")
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os.chmod(self.prog_name, stat.S_IRWXU)
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self.assertEqual(self.prog_name,
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_osx_support._find_executable(self.prog_name))
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def test__read_output(self):
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if self.env['PATH']:
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self.env['PATH'] = self.env['PATH'] + ':'
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self.env['PATH'] = self.env['PATH'] + os.path.abspath(self.temp_path_dir)
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test.support.unlink(self.prog_name)
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self.addCleanup(test.support.unlink, self.prog_name)
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with open(self.prog_name, 'w') as f:
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f.write("#!/bin/sh\n/bin/echo ExpectedOutput\n")
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os.chmod(self.prog_name, stat.S_IRWXU)
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self.assertEqual('ExpectedOutput',
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_osx_support._read_output(self.prog_name))
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def test__find_build_tool(self):
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out = _osx_support._find_build_tool('cc')
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self.assertTrue(os.path.isfile(out),
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'cc not found - check xcode-select')
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def test__get_system_version(self):
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self.assertTrue(platform.mac_ver()[0].startswith(
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_osx_support._get_system_version()))
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def test__remove_original_values(self):
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config_vars = {
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'CC': 'gcc-test -pthreads',
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}
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expected_vars = {
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'CC': 'clang -pthreads',
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}
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cv = 'CC'
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newvalue = 'clang -pthreads'
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_osx_support._save_modified_value(config_vars, cv, newvalue)
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self.assertNotEqual(expected_vars, config_vars)
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_osx_support._remove_original_values(config_vars)
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self.assertEqual(expected_vars, config_vars)
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def test__save_modified_value(self):
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config_vars = {
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'CC': 'gcc-test -pthreads',
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}
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expected_vars = {
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'CC': 'clang -pthreads',
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}
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self.add_expected_saved_initial_values(config_vars, expected_vars)
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cv = 'CC'
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newvalue = 'clang -pthreads'
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_osx_support._save_modified_value(config_vars, cv, newvalue)
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self.assertEqual(expected_vars, config_vars)
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def test__save_modified_value_unchanged(self):
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config_vars = {
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'CC': 'gcc-test -pthreads',
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}
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expected_vars = config_vars.copy()
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cv = 'CC'
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newvalue = 'gcc-test -pthreads'
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_osx_support._save_modified_value(config_vars, cv, newvalue)
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self.assertEqual(expected_vars, config_vars)
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def test__supports_universal_builds(self):
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import platform
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mac_ver_tuple = tuple(int(i) for i in
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platform.mac_ver()[0].split('.')[0:2])
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self.assertEqual(mac_ver_tuple >= (10, 4),
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_osx_support._supports_universal_builds())
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def test__find_appropriate_compiler(self):
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compilers = (
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('gcc-test', 'i686-apple-darwin11-llvm-gcc-4.2'),
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('clang', 'clang version 3.1'),
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)
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config_vars = {
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'CC': 'gcc-test -pthreads',
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'CXX': 'cc++-test',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 ',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot /Developer/SDKs/MacOSX10.4u.sdk',
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'BLDSHARED': 'gcc-test -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-test -bundle -arch ppc -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.4u.sdk -g',
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}
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expected_vars = {
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'CC': 'clang -pthreads',
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'CXX': 'clang++',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 ',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot /Developer/SDKs/MacOSX10.4u.sdk',
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'BLDSHARED': 'clang -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'clang -bundle -arch ppc -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.4u.sdk -g',
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}
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self.add_expected_saved_initial_values(config_vars, expected_vars)
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suffix = (':' + self.env['PATH']) if self.env['PATH'] else ''
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self.env['PATH'] = os.path.abspath(self.temp_path_dir) + suffix
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for c_name, c_output in compilers:
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test.support.unlink(c_name)
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self.addCleanup(test.support.unlink, c_name)
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with open(c_name, 'w') as f:
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f.write("#!/bin/sh\n/bin/echo " + c_output)
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os.chmod(c_name, stat.S_IRWXU)
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self.assertEqual(expected_vars,
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_osx_support._find_appropriate_compiler(
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config_vars))
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def test__remove_universal_flags(self):
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config_vars = {
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 ',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot /Developer/SDKs/MacOSX10.4u.sdk',
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'BLDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.4u.sdk -g',
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}
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expected_vars = {
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'CFLAGS': '-fno-strict-aliasing -g -O3 ',
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'LDFLAGS': ' -g',
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'CPPFLAGS': '-I. ',
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'BLDSHARED': 'gcc-4.0 -bundle -g',
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'LDSHARED': 'gcc-4.0 -bundle -g',
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}
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self.add_expected_saved_initial_values(config_vars, expected_vars)
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self.assertEqual(expected_vars,
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_osx_support._remove_universal_flags(
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config_vars))
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def test__remove_universal_flags_alternate(self):
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# bpo-38360: also test the alternate single-argument form of -isysroot
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config_vars = {
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 ',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot/Developer/SDKs/MacOSX10.4u.sdk',
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'BLDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 '
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'-isysroot/Developer/SDKs/MacOSX10.4u.sdk -g',
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}
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expected_vars = {
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'CFLAGS': '-fno-strict-aliasing -g -O3 ',
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'LDFLAGS': ' -g',
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'CPPFLAGS': '-I. ',
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'BLDSHARED': 'gcc-4.0 -bundle -g',
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'LDSHARED': 'gcc-4.0 -bundle -g',
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}
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self.add_expected_saved_initial_values(config_vars, expected_vars)
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self.assertEqual(expected_vars,
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_osx_support._remove_universal_flags(
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config_vars))
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def test__remove_unsupported_archs(self):
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config_vars = {
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'CC': 'clang',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 ',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot /Developer/SDKs/MacOSX10.4u.sdk',
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'BLDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.4u.sdk -g',
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}
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expected_vars = {
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'CC': 'clang',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch i386 ',
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'LDFLAGS': ' -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot /Developer/SDKs/MacOSX10.4u.sdk',
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'BLDSHARED': 'gcc-4.0 -bundle -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.4u.sdk -g',
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}
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self.add_expected_saved_initial_values(config_vars, expected_vars)
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suffix = (':' + self.env['PATH']) if self.env['PATH'] else ''
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self.env['PATH'] = os.path.abspath(self.temp_path_dir) + suffix
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c_name = 'clang'
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test.support.unlink(c_name)
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self.addCleanup(test.support.unlink, c_name)
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# exit status 255 means no PPC support in this compiler chain
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with open(c_name, 'w') as f:
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f.write("#!/bin/sh\nexit 255")
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os.chmod(c_name, stat.S_IRWXU)
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self.assertEqual(expected_vars,
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_osx_support._remove_unsupported_archs(
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config_vars))
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def test__override_all_archs(self):
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self.env['ARCHFLAGS'] = '-arch x86_64'
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config_vars = {
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'CC': 'clang',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 ',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot /Developer/SDKs/MacOSX10.4u.sdk',
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'BLDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.4u.sdk -g',
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}
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expected_vars = {
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'CC': 'clang',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch x86_64',
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'LDFLAGS': ' -g -arch x86_64',
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'CPPFLAGS': '-I. -isysroot /Developer/SDKs/MacOSX10.4u.sdk',
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'BLDSHARED': 'gcc-4.0 -bundle -g -arch x86_64',
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'LDSHARED': 'gcc-4.0 -bundle -isysroot '
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'/Developer/SDKs/MacOSX10.4u.sdk -g -arch x86_64',
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}
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self.add_expected_saved_initial_values(config_vars, expected_vars)
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self.assertEqual(expected_vars,
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_osx_support._override_all_archs(
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config_vars))
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def test__check_for_unavailable_sdk(self):
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config_vars = {
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'CC': 'clang',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.1.sdk',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot /Developer/SDKs/MacOSX10.1.sdk',
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'BLDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.1.sdk -g',
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}
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expected_vars = {
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'CC': 'clang',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 '
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' ',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. ',
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'BLDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 '
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' -g',
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}
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self.add_expected_saved_initial_values(config_vars, expected_vars)
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self.assertEqual(expected_vars,
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_osx_support._check_for_unavailable_sdk(
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config_vars))
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def test__check_for_unavailable_sdk_alternate(self):
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# bpo-38360: also test the alternate single-argument form of -isysroot
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config_vars = {
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'CC': 'clang',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 '
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'-isysroot/Developer/SDKs/MacOSX10.1.sdk',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. -isysroot/Developer/SDKs/MacOSX10.1.sdk',
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'BLDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 '
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'-isysroot/Developer/SDKs/MacOSX10.1.sdk -g',
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}
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expected_vars = {
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'CC': 'clang',
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 '
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' ',
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'LDFLAGS': '-arch ppc -arch i386 -g',
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'CPPFLAGS': '-I. ',
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'BLDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 -g',
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'LDSHARED': 'gcc-4.0 -bundle -arch ppc -arch i386 '
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' -g',
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}
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self.add_expected_saved_initial_values(config_vars, expected_vars)
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self.assertEqual(expected_vars,
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_osx_support._check_for_unavailable_sdk(
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config_vars))
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def test_get_platform_osx(self):
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# Note, get_platform_osx is currently tested more extensively
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# indirectly by test_sysconfig and test_distutils
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config_vars = {
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'CFLAGS': '-fno-strict-aliasing -g -O3 -arch ppc -arch i386 '
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'-isysroot /Developer/SDKs/MacOSX10.1.sdk',
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'MACOSX_DEPLOYMENT_TARGET': '10.6',
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}
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result = _osx_support.get_platform_osx(config_vars, ' ', ' ', ' ')
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self.assertEqual(('macosx', '10.6', 'fat'), result)
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if __name__ == "__main__":
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unittest.main()
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