Issue #2461: added tests for distutils.util
This commit is contained in:
Tarek Ziadé
parent
7e28b9c565
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275958aacf
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"""Tests for distutils.util."""
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# not covered yet:
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# - byte_compile
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#
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import os
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import sys
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import unittest
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from distutils.errors import DistutilsPlatformError
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from distutils.util import get_platform
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from distutils.util import convert_path
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from distutils.util import change_root
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from distutils.util import check_environ
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from distutils.util import split_quoted
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from distutils.util import strtobool
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from distutils.util import rfc822_escape
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from distutils import util # used to patch _environ_checked
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class utilTestCase(unittest.TestCase):
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def setUp(self):
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# saving the environment
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self.name = os.name
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self.platform = sys.platform
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self.version = sys.version
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self.sep = os.sep
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self.environ = os.environ
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self.join = os.path.join
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self.isabs = os.path.isabs
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self.splitdrive = os.path.splitdrive
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# patching os.uname
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if hasattr(os, 'uname'):
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self.uname = os.uname
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self._uname = os.uname()
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os.uname = self._get_uname
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else:
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self.uname = None
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self._uname = None
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def tearDown(self):
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# getting back tne environment
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os.name = self.name
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sys.platform = self.platform
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sys.version = self.version
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os.sep = self.sep
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os.environ = self.environ
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os.path.join = self.join
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os.path.isabs = self.isabs
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os.path.splitdrive = self.splitdrive
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if self.uname is not None:
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os.uname = self.uname
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def _set_uname(self, uname):
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self._uname = uname
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def _get_uname(self):
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return self._uname
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def test_get_platform(self):
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# windows XP, 32bits
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os.name = 'nt'
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sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
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'[MSC v.1310 32 bit (Intel)]')
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sys.platform = 'win32'
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self.assertEquals(get_platform(), 'win32')
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# windows XP, amd64
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os.name = 'nt'
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sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
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'[MSC v.1310 32 bit (Amd64)]')
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sys.platform = 'win32'
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self.assertEquals(get_platform(), 'win-amd64')
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# windows XP, itanium
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os.name = 'nt'
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sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
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'[MSC v.1310 32 bit (Itanium)]')
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sys.platform = 'win32'
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self.assertEquals(get_platform(), 'win-ia64')
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# macbook
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os.name = 'posix'
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sys.version = ('2.5 (r25:51918, Sep 19 2006, 08:49:13) '
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'\n[GCC 4.0.1 (Apple Computer, Inc. build 5341)]')
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sys.platform = 'darwin'
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self._set_uname(('Darwin', 'macziade', '8.11.1',
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('Darwin Kernel Version 8.11.1: '
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'Wed Oct 10 18:23:28 PDT 2007; '
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'root:xnu-792.25.20~1/RELEASE_I386'), 'i386'))
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self.assertEquals(get_platform(), 'macosx-10.3-i386')
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# linux debian sarge
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os.name = 'posix'
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sys.version = ('2.3.5 (#1, Jul 4 2007, 17:28:59) '
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'\n[GCC 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)]')
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sys.platform = 'linux2'
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self._set_uname(('Linux', 'aglae', '2.6.21.1dedibox-r7',
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'#1 Mon Apr 30 17:25:38 CEST 2007', 'i686'))
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self.assertEquals(get_platform(), 'linux-i686')
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# XXX more platforms to tests here
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def test_convert_path(self):
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# linux/mac
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os.sep = '/'
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def _join(path):
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return '/'.join(path)
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os.path.join = _join
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self.assertEquals(convert_path('/home/to/my/stuff'),
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'/home/to/my/stuff')
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# win
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os.sep = '\\'
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def _join(*path):
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return '\\'.join(path)
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os.path.join = _join
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self.assertRaises(ValueError, convert_path, '/home/to/my/stuff')
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self.assertRaises(ValueError, convert_path, 'home/to/my/stuff/')
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self.assertEquals(convert_path('home/to/my/stuff'),
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'home\\to\\my\\stuff')
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self.assertEquals(convert_path('.'),
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os.curdir)
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def test_change_root(self):
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# linux/mac
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os.name = 'posix'
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def _isabs(path):
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return path[0] == '/'
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os.path.isabs = _isabs
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self.assertEquals(change_root('/root', '/old/its/here'),
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'/root/old/its/here')
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self.assertEquals(change_root('/root', 'its/here'),
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'/root/its/here')
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# windows
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os.name = 'nt'
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def _isabs(path):
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return path.startswith('c:\\')
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os.path.isabs = _isabs
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def _splitdrive(path):
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if path.startswith('c:'):
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return ('', path.replace('c:', ''))
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return ('', path)
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os.path.splitdrive = _splitdrive
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def _join(*path):
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return '\\'.join(path)
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os.path.join = _join
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self.assertEquals(change_root('c:\\root', 'c:\\old\\its\\here'),
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'c:\\root\\old\\its\\here')
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self.assertEquals(change_root('c:\\root', 'its\\here'),
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'c:\\root\\its\\here')
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# BugsBunny os (it's a great os)
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os.name = 'BugsBunny'
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self.assertRaises(DistutilsPlatformError,
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change_root, 'c:\\root', 'its\\here')
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# XXX platforms to be covered: os2, mac
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def test_check_environ(self):
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util._environ_checked = 0
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# posix without HOME
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if os.name == 'posix': # this test won't run on windows
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os.environ = {}
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check_environ()
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import pwd
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self.assertEquals(os.environ['HOME'],
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pwd.getpwuid(os.getuid())[5])
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else:
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check_environ()
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self.assertEquals(os.environ['PLAT'], get_platform())
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self.assertEquals(util._environ_checked, 1)
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def test_split_quoted(self):
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self.assertEquals(split_quoted('""one"" "two" \'three\' \\four'),
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['one', 'two', 'three', 'four'])
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def test_strtobool(self):
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yes = ('y', 'Y', 'yes', 'True', 't', 'true', 'True', 'On', 'on', '1')
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no = ('n', 'no', 'f', 'false', 'off', '0', 'Off', 'No', 'N')
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for y in yes:
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self.assert_(strtobool(y))
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for n in no:
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self.assert_(not strtobool(n))
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def test_rfc822_escape(self):
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header = 'I am a\npoor\nlonesome\nheader\n'
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res = rfc822_escape(header)
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wanted = ('I am a%(8s)spoor%(8s)slonesome%(8s)s'
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'header%(8s)s') % {'8s': '\n'+8*' '}
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self.assertEquals(res, wanted)
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def test_suite():
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return unittest.makeSuite(utilTestCase)
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if __name__ == "__main__":
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unittest.main(defaultTest="test_suite")
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