symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_select.py
author johnathan.white@2718R8BGH51.accenture.com
Mon, 08 Mar 2010 18:45:03 +0000
changeset 46 b6935a90ca64
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority

from test import test_support
import unittest
import select
import os
import sys

class SelectTestCase(unittest.TestCase):

    class Nope:
        pass

    class Almost:
        def fileno(self):
            return 'fileno'

    def test_error_conditions(self):
        self.assertRaises(TypeError, select.select, 1, 2, 3)
        self.assertRaises(TypeError, select.select, [self.Nope()], [], [])
        self.assertRaises(TypeError, select.select, [self.Almost()], [], [])
        self.assertRaises(TypeError, select.select, [], [], [], "not a number")

    def test_select(self):
        if sys.platform[:3] in ('win', 'mac', 'os2', 'riscos'):
            if test_support.verbose:
                print "Can't test select easily on", sys.platform
            return
        cmd = 'for i in 0 1 2 3 4 5 6 7 8 9; do echo testing...; sleep 1; done'
        p = os.popen(cmd, 'r')
        for tout in (0, 1, 2, 4, 8, 16) + (None,)*10:
            if test_support.verbose:
                print 'timeout =', tout
            rfd, wfd, xfd = select.select([p], [], [], tout)
            if (rfd, wfd, xfd) == ([], [], []):
                continue
            if (rfd, wfd, xfd) == ([p], [], []):
                line = p.readline()
                if test_support.verbose:
                    print repr(line)
                if not line:
                    if test_support.verbose:
                        print 'EOF'
                    break
                continue
            self.fail('Unexpected return values from select():', rfd, wfd, xfd)
        p.close()


def test_main():
    test_support.run_unittest(SelectTestCase)
    test_support.reap_children()

if __name__ == "__main__":
    test_main()