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