diff options
Diffstat (limited to 'setuptools/_distutils/tests/test_unixccompiler.py')
| -rw-r--r-- | setuptools/_distutils/tests/test_unixccompiler.py | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/setuptools/_distutils/tests/test_unixccompiler.py b/setuptools/_distutils/tests/test_unixccompiler.py new file mode 100644 index 00000000..63c7dd37 --- /dev/null +++ b/setuptools/_distutils/tests/test_unixccompiler.py @@ -0,0 +1,247 @@ +"""Tests for distutils.unixccompiler.""" +import os +import sys +import unittest +from test.support import run_unittest + +from .py38compat import EnvironmentVarGuard + +from distutils import sysconfig +from distutils.errors import DistutilsPlatformError +from distutils.unixccompiler import UnixCCompiler +from distutils.util import _clear_cached_macosx_ver + +class UnixCCompilerTestCase(unittest.TestCase): + + def setUp(self): + self._backup_platform = sys.platform + self._backup_get_config_var = sysconfig.get_config_var + self._backup_get_config_vars = sysconfig.get_config_vars + class CompilerWrapper(UnixCCompiler): + def rpath_foo(self): + return self.runtime_library_dir_option('/foo') + self.cc = CompilerWrapper() + + def tearDown(self): + sys.platform = self._backup_platform + sysconfig.get_config_var = self._backup_get_config_var + sysconfig.get_config_vars = self._backup_get_config_vars + + @unittest.skipIf(sys.platform == 'win32', "can't test on Windows") + def test_runtime_libdir_option(self): + # Issue #5900; GitHub Issue #37 + # + # Ensure RUNPATH is added to extension modules with RPATH if + # GNU ld is used + + # darwin + sys.platform = 'darwin' + darwin_ver_var = 'MACOSX_DEPLOYMENT_TARGET' + darwin_rpath_flag = '-Wl,-rpath,/foo' + darwin_lib_flag = '-L/foo' + + # (macOS version from syscfg, macOS version from env var) -> flag + # Version value of None generates two tests: as None and as empty string + # Expected flag value of None means an mismatch exception is expected + darwin_test_cases = [ + ((None , None ), darwin_lib_flag), + ((None , '11' ), darwin_rpath_flag), + (('10' , None ), darwin_lib_flag), + (('10.3' , None ), darwin_lib_flag), + (('10.3.1', None ), darwin_lib_flag), + (('10.5' , None ), darwin_rpath_flag), + (('10.5.1', None ), darwin_rpath_flag), + (('10.3' , '10.3' ), darwin_lib_flag), + (('10.3' , '10.5' ), darwin_rpath_flag), + (('10.5' , '10.3' ), darwin_lib_flag), + (('10.5' , '11' ), darwin_rpath_flag), + (('10.4' , '10' ), None), + ] + + def make_darwin_gcv(syscfg_macosx_ver): + def gcv(var): + if var == darwin_ver_var: + return syscfg_macosx_ver + return "xxx" + return gcv + + def do_darwin_test(syscfg_macosx_ver, env_macosx_ver, expected_flag): + env = os.environ + msg = "macOS version = (sysconfig=%r, env=%r)" % \ + (syscfg_macosx_ver, env_macosx_ver) + + # Save + old_gcv = sysconfig.get_config_var + old_env_macosx_ver = env.get(darwin_ver_var) + + # Setup environment + _clear_cached_macosx_ver() + sysconfig.get_config_var = make_darwin_gcv(syscfg_macosx_ver) + if env_macosx_ver is not None: + env[darwin_ver_var] = env_macosx_ver + elif darwin_ver_var in env: + env.pop(darwin_ver_var) + + # Run the test + if expected_flag is not None: + self.assertEqual(self.cc.rpath_foo(), expected_flag, msg=msg) + else: + with self.assertRaisesRegex(DistutilsPlatformError, + darwin_ver_var + r' mismatch', msg=msg): + self.cc.rpath_foo() + + # Restore + if old_env_macosx_ver is not None: + env[darwin_ver_var] = old_env_macosx_ver + elif darwin_ver_var in env: + env.pop(darwin_ver_var) + sysconfig.get_config_var = old_gcv + _clear_cached_macosx_ver() + + for macosx_vers, expected_flag in darwin_test_cases: + syscfg_macosx_ver, env_macosx_ver = macosx_vers + do_darwin_test(syscfg_macosx_ver, env_macosx_ver, expected_flag) + # Bonus test cases with None interpreted as empty string + if syscfg_macosx_ver is None: + do_darwin_test("", env_macosx_ver, expected_flag) + if env_macosx_ver is None: + do_darwin_test(syscfg_macosx_ver, "", expected_flag) + if syscfg_macosx_ver is None and env_macosx_ver is None: + do_darwin_test("", "", expected_flag) + + old_gcv = sysconfig.get_config_var + + # hp-ux + sys.platform = 'hp-ux' + def gcv(v): + return 'xxx' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), ['+s', '-L/foo']) + + def gcv(v): + return 'gcc' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), ['-Wl,+s', '-L/foo']) + + def gcv(v): + return 'g++' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), ['-Wl,+s', '-L/foo']) + + sysconfig.get_config_var = old_gcv + + # GCC GNULD + sys.platform = 'bar' + def gcv(v): + if v == 'CC': + return 'gcc' + elif v == 'GNULD': + return 'yes' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), '-Wl,--enable-new-dtags,-R/foo') + + def gcv(v): + if v == 'CC': + return 'gcc -pthread -B /bar' + elif v == 'GNULD': + return 'yes' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), '-Wl,--enable-new-dtags,-R/foo') + + # GCC non-GNULD + sys.platform = 'bar' + def gcv(v): + if v == 'CC': + return 'gcc' + elif v == 'GNULD': + return 'no' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), '-Wl,-R/foo') + + # GCC GNULD with fully qualified configuration prefix + # see #7617 + sys.platform = 'bar' + def gcv(v): + if v == 'CC': + return 'x86_64-pc-linux-gnu-gcc-4.4.2' + elif v == 'GNULD': + return 'yes' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), '-Wl,--enable-new-dtags,-R/foo') + + # non-GCC GNULD + sys.platform = 'bar' + def gcv(v): + if v == 'CC': + return 'cc' + elif v == 'GNULD': + return 'yes' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), '-Wl,--enable-new-dtags,-R/foo') + + # non-GCC non-GNULD + sys.platform = 'bar' + def gcv(v): + if v == 'CC': + return 'cc' + elif v == 'GNULD': + return 'no' + sysconfig.get_config_var = gcv + self.assertEqual(self.cc.rpath_foo(), '-Wl,-R/foo') + + @unittest.skipIf(sys.platform == 'win32', "can't test on Windows") + def test_cc_overrides_ldshared(self): + # Issue #18080: + # ensure that setting CC env variable also changes default linker + def gcv(v): + if v == 'LDSHARED': + return 'gcc-4.2 -bundle -undefined dynamic_lookup ' + return 'gcc-4.2' + + def gcvs(*args, _orig=sysconfig.get_config_vars): + if args: + return list(map(sysconfig.get_config_var, args)) + return _orig() + sysconfig.get_config_var = gcv + sysconfig.get_config_vars = gcvs + with EnvironmentVarGuard() as env: + env['CC'] = 'my_cc' + del env['LDSHARED'] + sysconfig.customize_compiler(self.cc) + self.assertEqual(self.cc.linker_so[0], 'my_cc') + + @unittest.skipIf(sys.platform == 'win32', "can't test on Windows") + def test_explicit_ldshared(self): + # Issue #18080: + # ensure that setting CC env variable does not change + # explicit LDSHARED setting for linker + def gcv(v): + if v == 'LDSHARED': + return 'gcc-4.2 -bundle -undefined dynamic_lookup ' + return 'gcc-4.2' + + def gcvs(*args, _orig=sysconfig.get_config_vars): + if args: + return list(map(sysconfig.get_config_var, args)) + return _orig() + sysconfig.get_config_var = gcv + sysconfig.get_config_vars = gcvs + with EnvironmentVarGuard() as env: + env['CC'] = 'my_cc' + env['LDSHARED'] = 'my_ld -bundle -dynamic' + sysconfig.customize_compiler(self.cc) + self.assertEqual(self.cc.linker_so[0], 'my_ld') + + def test_has_function(self): + # Issue https://github.com/pypa/distutils/issues/64: + # ensure that setting output_dir does not raise + # FileNotFoundError: [Errno 2] No such file or directory: 'a.out' + self.cc.output_dir = 'scratch' + self.cc.has_function('abort', includes=['stdlib.h']) + + +def test_suite(): + return unittest.makeSuite(UnixCCompilerTestCase) + +if __name__ == "__main__": + run_unittest(test_suite()) |