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import sys
import os
import unittest
import platform
import subprocess
from test import support
class PlatformTest(unittest.TestCase):
def test_architecture(self):
res = platform.architecture()
@support.skip_unless_symlink
def test_architecture_via_symlink(self): # issue3762
# On Windows, the EXE needs to know where pythonXY.dll is at so we have
# to add the directory to the path.
if sys.platform == "win32":
os.environ["Path"] = "{};{}".format(
os.path.dirname(sys.executable), os.environ["Path"])
def get(python):
cmd = [python, '-c',
'import platform; print(platform.architecture())']
p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
return p.communicate()
real = os.path.realpath(sys.executable)
link = os.path.abspath(support.TESTFN)
os.symlink(real, link)
try:
self.assertEqual(get(real), get(link))
finally:
os.remove(link)
def test_platform(self):
for aliased in (False, True):
for terse in (False, True):
res = platform.platform(aliased, terse)
def test_system(self):
res = platform.system()
def test_node(self):
res = platform.node()
def test_release(self):
res = platform.release()
def test_version(self):
res = platform.version()
def test_machine(self):
res = platform.machine()
def test_processor(self):
res = platform.processor()
def setUp(self):
self.save_version = sys.version
self.save_subversion = sys.subversion
self.save_mercurial = sys._mercurial
self.save_platform = sys.platform
def tearDown(self):
sys.version = self.save_version
sys.subversion = self.save_subversion
sys._mercurial = self.save_mercurial
sys.platform = self.save_platform
def test_sys_version(self):
# Old test.
for input, output in (
('2.4.3 (#1, Jun 21 2006, 13:54:21) \n[GCC 3.3.4 (pre 3.3.5 20040809)]',
('CPython', '2.4.3', '', '', '1', 'Jun 21 2006 13:54:21', 'GCC 3.3.4 (pre 3.3.5 20040809)')),
('IronPython 1.0.60816 on .NET 2.0.50727.42',
('IronPython', '1.0.60816', '', '', '', '', '.NET 2.0.50727.42')),
('IronPython 1.0 (1.0.61005.1977) on .NET 2.0.50727.42',
('IronPython', '1.0.0', '', '', '', '', '.NET 2.0.50727.42')),
):
# branch and revision are not "parsed", but fetched
# from sys.subversion. Ignore them
(name, version, branch, revision, buildno, builddate, compiler) \
= platform._sys_version(input)
self.assertEqual(
(name, version, '', '', buildno, builddate, compiler), output)
# Tests for python_implementation(), python_version(), python_branch(),
# python_revision(), python_build(), and python_compiler().
sys_versions = {
("2.6.1 (r261:67515, Dec 6 2008, 15:26:00) \n[GCC 4.0.1 (Apple Computer, Inc. build 5370)]",
('CPython', 'tags/r261', '67515'), self.save_platform)
:
("CPython", "2.6.1", "tags/r261", "67515",
('r261:67515', 'Dec 6 2008 15:26:00'),
'GCC 4.0.1 (Apple Computer, Inc. build 5370)'),
("IronPython 2.0 (2.0.0.0) on .NET 2.0.50727.3053", None, "cli")
:
("IronPython", "2.0.0", "", "", ("", ""),
".NET 2.0.50727.3053"),
("2.5 (trunk:6107, Mar 26 2009, 13:02:18) \n[Java HotSpot(TM) Client VM (\"Apple Computer, Inc.\")]",
('Jython', 'trunk', '6107'), "java1.5.0_16")
:
("Jython", "2.5.0", "trunk", "6107",
('trunk:6107', 'Mar 26 2009'), "java1.5.0_16"),
("2.5.2 (63378, Mar 26 2009, 18:03:29)\n[PyPy 1.0.0]",
('PyPy', 'trunk', '63378'), self.save_platform)
:
("PyPy", "2.5.2", "trunk", "63378", ('63378', 'Mar 26 2009'),
"")
}
for (version_tag, subversion, sys_platform), info in \
sys_versions.items():
sys.version = version_tag
if subversion is None:
if hasattr(sys, "_mercurial"):
del sys._mercurial
if hasattr(sys, "subversion"):
del sys.subversion
else:
sys._mercurial = subversion
if sys_platform is not None:
sys.platform = sys_platform
self.assertEqual(platform.python_implementation(), info[0])
self.assertEqual(platform.python_version(), info[1])
self.assertEqual(platform.python_branch(), info[2])
self.assertEqual(platform.python_revision(), info[3])
self.assertEqual(platform.python_build(), info[4])
self.assertEqual(platform.python_compiler(), info[5])
def test_system_alias(self):
res = platform.system_alias(
platform.system(),
platform.release(),
platform.version(),
)
def test_uname(self):
res = platform.uname()
self.assertTrue(any(res))
@unittest.skipUnless(sys.platform.startswith('win'), "windows only test")
def test_uname_win32_ARCHITEW6432(self):
# Issue 7860: make sure we get architecture from the correct variable
# on 64 bit Windows: if PROCESSOR_ARCHITEW6432 exists we should be
# using it, per
# http://blogs.msdn.com/david.wang/archive/2006/03/26/HOWTO-Detect-Process-Bitness.aspx
try:
with support.EnvironmentVarGuard() as environ:
if 'PROCESSOR_ARCHITEW6432' in environ:
del environ['PROCESSOR_ARCHITEW6432']
environ['PROCESSOR_ARCHITECTURE'] = 'foo'
platform._uname_cache = None
system, node, release, version, machine, processor = platform.uname()
self.assertEqual(machine, 'foo')
environ['PROCESSOR_ARCHITEW6432'] = 'bar'
platform._uname_cache = None
system, node, release, version, machine, processor = platform.uname()
self.assertEqual(machine, 'bar')
finally:
platform._uname_cache = None
def test_java_ver(self):
res = platform.java_ver()
if sys.platform == 'java':
self.assertTrue(all(res))
def test_win32_ver(self):
res = platform.win32_ver()
def test_mac_ver(self):
res = platform.mac_ver()
if platform.uname()[0] == 'Darwin':
# We're on a MacOSX system, check that
# the right version information is returned
fd = os.popen('sw_vers', 'r')
real_ver = None
for ln in fd:
if ln.startswith('ProductVersion:'):
real_ver = ln.strip().split()[-1]
break
fd.close()
self.assertFalse(real_ver is None)
result_list = res[0].split('.')
expect_list = real_ver.split('.')
len_diff = len(result_list) - len(expect_list)
# On Snow Leopard, sw_vers reports 10.6.0 as 10.6
if len_diff > 0:
expect_list.extend(['0'] * len_diff)
self.assertEqual(result_list, expect_list)
# res[1] claims to contain
# (version, dev_stage, non_release_version)
# That information is no longer available
self.assertEqual(res[1], ('', '', ''))
if sys.byteorder == 'little':
self.assertIn(res[2], ('i386', 'x86_64'))
else:
self.assertEqual(res[2], 'PowerPC')
@unittest.skipUnless(sys.platform == 'darwin', "OSX only test")
def test_mac_ver_with_fork(self):
# Issue7895: platform.mac_ver() crashes when using fork without exec
#
# This test checks that the fix for that issue works.
#
pid = os.fork()
if pid == 0:
# child
info = platform.mac_ver()
os._exit(0)
else:
# parent
cpid, sts = os.waitpid(pid, 0)
self.assertEqual(cpid, pid)
self.assertEqual(sts, 0)
def test_dist(self):
res = platform.dist()
def test_libc_ver(self):
import os
if os.path.isdir(sys.executable) and \
os.path.exists(sys.executable+'.exe'):
# Cygwin horror
executable = sys.executable + '.exe'
else:
executable = sys.executable
res = platform.libc_ver(executable)
def test_parse_release_file(self):
for input, output in (
# Examples of release file contents:
('SuSE Linux 9.3 (x86-64)', ('SuSE Linux ', '9.3', 'x86-64')),
('SUSE LINUX 10.1 (X86-64)', ('SUSE LINUX ', '10.1', 'X86-64')),
('SUSE LINUX 10.1 (i586)', ('SUSE LINUX ', '10.1', 'i586')),
('Fedora Core release 5 (Bordeaux)', ('Fedora Core', '5', 'Bordeaux')),
('Red Hat Linux release 8.0 (Psyche)', ('Red Hat Linux', '8.0', 'Psyche')),
('Red Hat Linux release 9 (Shrike)', ('Red Hat Linux', '9', 'Shrike')),
('Red Hat Enterprise Linux release 4 (Nahant)', ('Red Hat Enterprise Linux', '4', 'Nahant')),
('CentOS release 4', ('CentOS', '4', None)),
('Rocks release 4.2.1 (Cydonia)', ('Rocks', '4.2.1', 'Cydonia')),
('', ('', '', '')), # If there's nothing there.
):
self.assertEqual(platform._parse_release_file(input), output)
def test_main():
support.run_unittest(
PlatformTest
)
if __name__ == '__main__':
test_main()
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