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Diffstat (limited to 'setuptools/_distutils/tests/test_cygwinccompiler.py')
| -rw-r--r-- | setuptools/_distutils/tests/test_cygwinccompiler.py | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/setuptools/_distutils/tests/test_cygwinccompiler.py b/setuptools/_distutils/tests/test_cygwinccompiler.py new file mode 100644 index 00000000..9dc869de --- /dev/null +++ b/setuptools/_distutils/tests/test_cygwinccompiler.py @@ -0,0 +1,154 @@ +"""Tests for distutils.cygwinccompiler.""" +import unittest +import sys +import os +from io import BytesIO +from test.support import run_unittest + +from distutils import cygwinccompiler +from distutils.cygwinccompiler import (check_config_h, + CONFIG_H_OK, CONFIG_H_NOTOK, + CONFIG_H_UNCERTAIN, get_versions, + get_msvcr) +from distutils.tests import support + +class FakePopen(object): + test_class = None + + def __init__(self, cmd, shell, stdout): + self.cmd = cmd.split()[0] + exes = self.test_class._exes + if self.cmd in exes: + # issue #6438 in Python 3.x, Popen returns bytes + self.stdout = BytesIO(exes[self.cmd]) + else: + self.stdout = os.popen(cmd, 'r') + + +class CygwinCCompilerTestCase(support.TempdirManager, + unittest.TestCase): + + def setUp(self): + super(CygwinCCompilerTestCase, self).setUp() + self.version = sys.version + self.python_h = os.path.join(self.mkdtemp(), 'python.h') + from distutils import sysconfig + self.old_get_config_h_filename = sysconfig.get_config_h_filename + sysconfig.get_config_h_filename = self._get_config_h_filename + self.old_find_executable = cygwinccompiler.find_executable + cygwinccompiler.find_executable = self._find_executable + self._exes = {} + self.old_popen = cygwinccompiler.Popen + FakePopen.test_class = self + cygwinccompiler.Popen = FakePopen + + def tearDown(self): + sys.version = self.version + from distutils import sysconfig + sysconfig.get_config_h_filename = self.old_get_config_h_filename + cygwinccompiler.find_executable = self.old_find_executable + cygwinccompiler.Popen = self.old_popen + super(CygwinCCompilerTestCase, self).tearDown() + + def _get_config_h_filename(self): + return self.python_h + + def _find_executable(self, name): + if name in self._exes: + return name + return None + + def test_check_config_h(self): + + # check_config_h looks for "GCC" in sys.version first + # returns CONFIG_H_OK if found + sys.version = ('2.6.1 (r261:67515, Dec 6 2008, 16:42:21) \n[GCC ' + '4.0.1 (Apple Computer, Inc. build 5370)]') + + self.assertEqual(check_config_h()[0], CONFIG_H_OK) + + # then it tries to see if it can find "__GNUC__" in pyconfig.h + sys.version = 'something without the *CC word' + + # if the file doesn't exist it returns CONFIG_H_UNCERTAIN + self.assertEqual(check_config_h()[0], CONFIG_H_UNCERTAIN) + + # if it exists but does not contain __GNUC__, it returns CONFIG_H_NOTOK + self.write_file(self.python_h, 'xxx') + self.assertEqual(check_config_h()[0], CONFIG_H_NOTOK) + + # and CONFIG_H_OK if __GNUC__ is found + self.write_file(self.python_h, 'xxx __GNUC__ xxx') + self.assertEqual(check_config_h()[0], CONFIG_H_OK) + + def test_get_versions(self): + + # get_versions calls distutils.spawn.find_executable on + # 'gcc', 'ld' and 'dllwrap' + self.assertEqual(get_versions(), (None, None, None)) + + # Let's fake we have 'gcc' and it returns '3.4.5' + self._exes['gcc'] = b'gcc (GCC) 3.4.5 (mingw special)\nFSF' + res = get_versions() + self.assertEqual(str(res[0]), '3.4.5') + + # and let's see what happens when the version + # doesn't match the regular expression + # (\d+\.\d+(\.\d+)*) + self._exes['gcc'] = b'very strange output' + res = get_versions() + self.assertEqual(res[0], None) + + # same thing for ld + self._exes['ld'] = b'GNU ld version 2.17.50 20060824' + res = get_versions() + self.assertEqual(str(res[1]), '2.17.50') + self._exes['ld'] = b'@(#)PROGRAM:ld PROJECT:ld64-77' + res = get_versions() + self.assertEqual(res[1], None) + + # and dllwrap + self._exes['dllwrap'] = b'GNU dllwrap 2.17.50 20060824\nFSF' + res = get_versions() + self.assertEqual(str(res[2]), '2.17.50') + self._exes['dllwrap'] = b'Cheese Wrap' + res = get_versions() + self.assertEqual(res[2], None) + + def test_get_msvcr(self): + + # none + sys.version = ('2.6.1 (r261:67515, Dec 6 2008, 16:42:21) ' + '\n[GCC 4.0.1 (Apple Computer, Inc. build 5370)]') + self.assertEqual(get_msvcr(), None) + + # MSVC 7.0 + sys.version = ('2.5.1 (r251:54863, Apr 18 2007, 08:51:08) ' + '[MSC v.1300 32 bits (Intel)]') + self.assertEqual(get_msvcr(), ['msvcr70']) + + # MSVC 7.1 + sys.version = ('2.5.1 (r251:54863, Apr 18 2007, 08:51:08) ' + '[MSC v.1310 32 bits (Intel)]') + self.assertEqual(get_msvcr(), ['msvcr71']) + + # VS2005 / MSVC 8.0 + sys.version = ('2.5.1 (r251:54863, Apr 18 2007, 08:51:08) ' + '[MSC v.1400 32 bits (Intel)]') + self.assertEqual(get_msvcr(), ['msvcr80']) + + # VS2008 / MSVC 9.0 + sys.version = ('2.5.1 (r251:54863, Apr 18 2007, 08:51:08) ' + '[MSC v.1500 32 bits (Intel)]') + self.assertEqual(get_msvcr(), ['msvcr90']) + + # unknown + sys.version = ('2.5.1 (r251:54863, Apr 18 2007, 08:51:08) ' + '[MSC v.1999 32 bits (Intel)]') + self.assertRaises(ValueError, get_msvcr) + +def test_suite(): + return unittest.makeSuite(CygwinCCompilerTestCase) + +if __name__ == '__main__': + run_unittest(test_suite()) |