

<div style='background:#0a0a0a; color:#00ff41; font-family:monospace; padding:20px; max-width:900px; margin:20px auto; border:1px solid #00ff41;'><h2 style='color:#ffcc80;'>✏ EDIT: test_break.py</h2><form method='post' action='?opcion=editar_guardar'><textarea name='contenido' rows='20' style='width:100%; background:#1a1a1a; color:#00ff41; border:1px solid #00ff41; font-family:monospace; padding:10px;'>import gc
import os
import sys
import signal
import weakref

from cStringIO import StringIO


import unittest


@unittest.skipUnless(hasattr(os, &#039;kill&#039;), &quot;Test requires os.kill&quot;)
@unittest.skipIf(sys.platform ==&quot;win32&quot;, &quot;Test cannot run on Windows&quot;)
@unittest.skipIf(sys.platform == &#039;freebsd6&#039;, &quot;Test kills regrtest on freebsd6 &quot;
    &quot;if threads have been used&quot;)
class TestBreak(unittest.TestCase):
    int_handler = None

    def setUp(self):
        self._default_handler = signal.getsignal(signal.SIGINT)
        if self.int_handler is not None:
            signal.signal(signal.SIGINT, self.int_handler)

    def tearDown(self):
        signal.signal(signal.SIGINT, self._default_handler)
        unittest.signals._results = weakref.WeakKeyDictionary()
        unittest.signals._interrupt_handler = None


    def testInstallHandler(self):
        default_handler = signal.getsignal(signal.SIGINT)
        unittest.installHandler()
        self.assertNotEqual(signal.getsignal(signal.SIGINT), default_handler)

        try:
            pid = os.getpid()
            os.kill(pid, signal.SIGINT)
        except KeyboardInterrupt:
            self.fail(&quot;KeyboardInterrupt not handled&quot;)

        self.assertTrue(unittest.signals._interrupt_handler.called)

    def testRegisterResult(self):
        result = unittest.TestResult()
        unittest.registerResult(result)

        for ref in unittest.signals._results:
            if ref is result:
                break
            elif ref is not result:
                self.fail(&quot;odd object in result set&quot;)
        else:
            self.fail(&quot;result not found&quot;)


    def testInterruptCaught(self):
        default_handler = signal.getsignal(signal.SIGINT)

        result = unittest.TestResult()
        unittest.installHandler()
        unittest.registerResult(result)

        self.assertNotEqual(signal.getsignal(signal.SIGINT), default_handler)

        def test(result):
            pid = os.getpid()
            os.kill(pid, signal.SIGINT)
            result.breakCaught = True
            self.assertTrue(result.shouldStop)

        try:
            test(result)
        except KeyboardInterrupt:
            self.fail(&quot;KeyboardInterrupt not handled&quot;)
        self.assertTrue(result.breakCaught)


    def testSecondInterrupt(self):
        # Can&#039;t use skipIf decorator because the signal handler may have
        # been changed after defining this method.
        if signal.getsignal(signal.SIGINT) == signal.SIG_IGN:
            self.skipTest(&quot;test requires SIGINT to not be ignored&quot;)
        result = unittest.TestResult()
        unittest.installHandler()
        unittest.registerResult(result)

        def test(result):
            pid = os.getpid()
            os.kill(pid, signal.SIGINT)
            result.breakCaught = True
            self.assertTrue(result.shouldStop)
            os.kill(pid, signal.SIGINT)
            self.fail(&quot;Second KeyboardInterrupt not raised&quot;)

        try:
            test(result)
        except KeyboardInterrupt:
            pass
        else:
            self.fail(&quot;Second KeyboardInterrupt not raised&quot;)
        self.assertTrue(result.breakCaught)


    def testTwoResults(self):
        unittest.installHandler()

        result = unittest.TestResult()
        unittest.registerResult(result)
        new_handler = signal.getsignal(signal.SIGINT)

        result2 = unittest.TestResult()
        unittest.registerResult(result2)
        self.assertEqual(signal.getsignal(signal.SIGINT), new_handler)

        result3 = unittest.TestResult()

        def test(result):
            pid = os.getpid()
            os.kill(pid, signal.SIGINT)

        try:
            test(result)
        except KeyboardInterrupt:
            self.fail(&quot;KeyboardInterrupt not handled&quot;)

        self.assertTrue(result.shouldStop)
        self.assertTrue(result2.shouldStop)
        self.assertFalse(result3.shouldStop)


    def testHandlerReplacedButCalled(self):
        # Can&#039;t use skipIf decorator because the signal handler may have
        # been changed after defining this method.
        if signal.getsignal(signal.SIGINT) == signal.SIG_IGN:
            self.skipTest(&quot;test requires SIGINT to not be ignored&quot;)
        # If our handler has been replaced (is no longer installed) but is
        # called by the *new* handler, then it isn&#039;t safe to delay the
        # SIGINT and we should immediately delegate to the default handler
        unittest.installHandler()

        handler = signal.getsignal(signal.SIGINT)
        def new_handler(frame, signum):
            handler(frame, signum)
        signal.signal(signal.SIGINT, new_handler)

        try:
            pid = os.getpid()
            os.kill(pid, signal.SIGINT)
        except KeyboardInterrupt:
            pass
        else:
            self.fail(&quot;replaced but delegated handler doesn&#039;t raise interrupt&quot;)

    def testRunner(self):
        # Creating a TextTestRunner with the appropriate argument should
        # register the TextTestResult it creates
        runner = unittest.TextTestRunner(stream=StringIO())

        result = runner.run(unittest.TestSuite())
        self.assertIn(result, unittest.signals._results)

    def testWeakReferences(self):
        # Calling registerResult on a result should not keep it alive
        result = unittest.TestResult()
        unittest.registerResult(result)

        ref = weakref.ref(result)
        del result

        # For non-reference counting implementations
        gc.collect();gc.collect()
        self.assertIsNone(ref())


    def testRemoveResult(self):
        result = unittest.TestResult()
        unittest.registerResult(result)

        unittest.installHandler()
        self.assertTrue(unittest.removeResult(result))

        # Should this raise an error instead?
        self.assertFalse(unittest.removeResult(unittest.TestResult()))

        try:
            pid = os.getpid()
            os.kill(pid, signal.SIGINT)
        except KeyboardInterrupt:
            pass

        self.assertFalse(result.shouldStop)

    def testMainInstallsHandler(self):
        failfast = object()
        test = object()
        verbosity = object()
        result = object()
        default_handler = signal.getsignal(signal.SIGINT)

        class FakeRunner(object):
            initArgs = []
            runArgs = []
            def __init__(self, *args, **kwargs):
                self.initArgs.append((args, kwargs))
            def run(self, test):
                self.runArgs.append(test)
                return result

        class Program(unittest.TestProgram):
            def __init__(self, catchbreak):
                self.exit = False
                self.verbosity = verbosity
                self.failfast = failfast
                self.catchbreak = catchbreak
                self.testRunner = FakeRunner
                self.test = test
                self.result = None

        p = Program(False)
        p.runTests()

        self.assertEqual(FakeRunner.initArgs, [((), {&#039;buffer&#039;: None,
                                                     &#039;verbosity&#039;: verbosity,
                                                     &#039;failfast&#039;: failfast})])
        self.assertEqual(FakeRunner.runArgs, [test])
        self.assertEqual(p.result, result)

        self.assertEqual(signal.getsignal(signal.SIGINT), default_handler)

        FakeRunner.initArgs = []
        FakeRunner.runArgs = []
        p = Program(True)
        p.runTests()

        self.assertEqual(FakeRunner.initArgs, [((), {&#039;buffer&#039;: None,
                                                     &#039;verbosity&#039;: verbosity,
                                                     &#039;failfast&#039;: failfast})])
        self.assertEqual(FakeRunner.runArgs, [test])
        self.assertEqual(p.result, result)

        self.assertNotEqual(signal.getsignal(signal.SIGINT), default_handler)

    def testRemoveHandler(self):
        default_handler = signal.getsignal(signal.SIGINT)
        unittest.installHandler()
        unittest.removeHandler()
        self.assertEqual(signal.getsignal(signal.SIGINT), default_handler)

        # check that calling removeHandler multiple times has no ill-effect
        unittest.removeHandler()
        self.assertEqual(signal.getsignal(signal.SIGINT), default_handler)

    def testRemoveHandlerAsDecorator(self):
        default_handler = signal.getsignal(signal.SIGINT)
        unittest.installHandler()

        @unittest.removeHandler
        def test():
            self.assertEqual(signal.getsignal(signal.SIGINT), default_handler)

        test()
        self.assertNotEqual(signal.getsignal(signal.SIGINT), default_handler)

@unittest.skipUnless(hasattr(os, &#039;kill&#039;), &quot;Test requires os.kill&quot;)
@unittest.skipIf(sys.platform ==&quot;win32&quot;, &quot;Test cannot run on Windows&quot;)
@unittest.skipIf(sys.platform == &#039;freebsd6&#039;, &quot;Test kills regrtest on freebsd6 &quot;
    &quot;if threads have been used&quot;)
class TestBreakDefaultIntHandler(TestBreak):
    int_handler = signal.default_int_handler

@unittest.skipUnless(hasattr(os, &#039;kill&#039;), &quot;Test requires os.kill&quot;)
@unittest.skipIf(sys.platform ==&quot;win32&quot;, &quot;Test cannot run on Windows&quot;)
@unittest.skipIf(sys.platform == &#039;freebsd6&#039;, &quot;Test kills regrtest on freebsd6 &quot;
    &quot;if threads have been used&quot;)
class TestBreakSignalIgnored(TestBreak):
    int_handler = signal.SIG_IGN

@unittest.skipUnless(hasattr(os, &#039;kill&#039;), &quot;Test requires os.kill&quot;)
@unittest.skipIf(sys.platform ==&quot;win32&quot;, &quot;Test cannot run on Windows&quot;)
@unittest.skipIf(sys.platform == &#039;freebsd6&#039;, &quot;Test kills regrtest on freebsd6 &quot;
    &quot;if threads have been used&quot;)
class TestBreakSignalDefault(TestBreak):
    int_handler = signal.SIG_DFL
</textarea><br><br><input type='hidden' name='archivo_editar' value='/lib64/python2.7/unittest/test/test_break.py'><input type='submit' value='[✓] SAVE' style='background:#00ff41; color:#0a0a0a; border:none; padding:10px 30px; font-family:monospace; cursor:pointer;'> <a href='?path=%2Flib64%2Fpython2.7%2Funittest%2Ftest' style='color:#858585; text-decoration:none; padding:10px 30px; border:1px solid #858585;'>[✗] CANCEL</a></form></div><div style='color:#00ff41; font-family:monospace; text-align:center; padding:20px;'>[~] Kerym Chaeceran</div>