cpython/Lib/distutils/tests/test_cygwinccompiler.py

112 lines
4.2 KiB
Python

"""Tests for distutils.cygwinccompiler."""
import unittest
import sys
import os
import warnings
import sysconfig
from test.test_support import check_warnings
from test.test_support import captured_stdout
from distutils import cygwinccompiler
from distutils.cygwinccompiler import (CygwinCCompiler, check_config_h,
CONFIG_H_OK, CONFIG_H_NOTOK,
CONFIG_H_UNCERTAIN, get_versions,
get_msvcr, RE_VERSION)
from distutils.util import get_compiler_versions
from distutils.tests import support
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')
self.old_get_config_h_filename = sysconfig.get_config_h_filename
sysconfig.get_config_h_filename = self._get_config_h_filename
def tearDown(self):
sys.version = self.version
sysconfig.get_config_h_filename = self.old_get_config_h_filename
super(CygwinCCompilerTestCase, self).tearDown()
def _get_config_h_filename(self):
return self.python_h
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.assertEquals(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.assertEquals(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.assertEquals(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.assertEquals(check_config_h()[0], CONFIG_H_OK)
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.assertEquals(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.assertEquals(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.assertEquals(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.assertEquals(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.assertEquals(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_get_version_deprecated(self):
with check_warnings() as w:
warnings.simplefilter("always")
# make sure get_compiler_versions and get_versions
# returns the same thing
self.assertEquals(get_compiler_versions(), get_versions())
# make sure using get_version() generated a warning
self.assertEquals(len(w.warnings), 1)
# make sure any usage of RE_VERSION will also
# generate a warning, but till works
version = RE_VERSION.search('1.2').group(1)
self.assertEquals(version, '1.2')
self.assertEquals(len(w.warnings), 2)
def test_suite():
return unittest.makeSuite(CygwinCCompilerTestCase)
if __name__ == '__main__':
test_support.run_unittest(test_suite())