diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_popen2.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_popen2.py Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,98 @@ +#! /usr/bin/env python +"""Test script for popen2.py""" + +import warnings +warnings.filterwarnings("ignore", ".*popen2 module is deprecated.*", + DeprecationWarning) +warnings.filterwarnings("ignore", "os\.popen. is deprecated.*", + DeprecationWarning) + +import os +import sys +import unittest +import popen2 + +from test.test_support import TestSkipped, run_unittest, reap_children + +if sys.platform[:4] == 'beos' or sys.platform[:6] == 'atheos': + # Locks get messed up or something. Generally we're supposed + # to avoid mixing "posix" fork & exec with native threads, and + # they may be right about that after all. + raise TestSkipped("popen2() doesn't work on " + sys.platform) + +# if we don't have os.popen, check that +# we have os.fork. if not, skip the test +# (by raising an ImportError) +try: + from os import popen + del popen +except ImportError: + from os import fork + del fork + +class Popen2Test(unittest.TestCase): + cmd = "cat" + if os.name == "nt": + cmd = "more" + teststr = "ab cd\n" + # "more" doesn't act the same way across Windows flavors, + # sometimes adding an extra newline at the start or the + # end. So we strip whitespace off both ends for comparison. + expected = teststr.strip() + + def setUp(self): + popen2._cleanup() + # When the test runs, there shouldn't be any open pipes + self.assertFalse(popen2._active, "Active pipes when test starts" + + repr([c.cmd for c in popen2._active])) + + def tearDown(self): + for inst in popen2._active: + inst.wait() + popen2._cleanup() + self.assertFalse(popen2._active, "_active not empty") + reap_children() + + def validate_output(self, teststr, expected_out, r, w, e=None): + w.write(teststr) + w.close() + got = r.read() + self.assertEquals(expected_out, got.strip(), "wrote %r read %r" % + (teststr, got)) + + if e is not None: + got = e.read() + self.assertFalse(got, "unexpected %r on stderr" % got) + + def test_popen2(self): + r, w = popen2.popen2(self.cmd) + self.validate_output(self.teststr, self.expected, r, w) + + def test_popen3(self): + if os.name == 'posix': + r, w, e = popen2.popen3([self.cmd]) + self.validate_output(self.teststr, self.expected, r, w, e) + + r, w, e = popen2.popen3(self.cmd) + self.validate_output(self.teststr, self.expected, r, w, e) + + def test_os_popen2(self): + # same test as test_popen2(), but using the os.popen*() API + w, r = os.popen2(self.cmd) + self.validate_output(self.teststr, self.expected, r, w) + + def test_os_popen3(self): + # same test as test_popen3(), but using the os.popen*() API + if os.name == 'posix': + w, r, e = os.popen3([self.cmd]) + self.validate_output(self.teststr, self.expected, r, w, e) + + w, r, e = os.popen3(self.cmd) + self.validate_output(self.teststr, self.expected, r, w, e) + + +def test_main(): + run_unittest(Popen2Test) + +if __name__ == "__main__": + test_main()