python类read()的实例源码

test_asyncore.py 文件源码 项目:ndk-python 作者: gittor 项目源码 文件源码 阅读 16 收藏 0 点赞 0 评论 0
def test_send(self):
        d1 = "Come again?"
        d2 = "I want to buy some cheese."
        fd = os.open(TESTFN, os.O_WRONLY | os.O_APPEND)
        w = asyncore.file_wrapper(fd)
        os.close(fd)

        w.write(d1)
        w.send(d2)
        w.close()
        self.assertEqual(file(TESTFN).read(), self.d + d1 + d2)
test_asyncore.py 文件源码 项目:kbe_server 作者: xiaohaoppy 项目源码 文件源码 阅读 21 收藏 0 点赞 0 评论 0
def test_readwriteexc(self):
        # Check exception handling behavior of read, write and _exception

        # check that ExitNow exceptions in the object handler method
        # bubbles all the way up through asyncore read/write/_exception calls
        tr1 = exitingdummy()
        self.assertRaises(asyncore.ExitNow, asyncore.read, tr1)
        self.assertRaises(asyncore.ExitNow, asyncore.write, tr1)
        self.assertRaises(asyncore.ExitNow, asyncore._exception, tr1)

        # check that an exception other than ExitNow in the object handler
        # method causes the handle_error method to get called
        tr2 = crashingdummy()
        asyncore.read(tr2)
        self.assertEqual(tr2.error_handled, True)

        tr2 = crashingdummy()
        asyncore.write(tr2)
        self.assertEqual(tr2.error_handled, True)

        tr2 = crashingdummy()
        asyncore._exception(tr2)
        self.assertEqual(tr2.error_handled, True)

    # asyncore.readwrite uses constants in the select module that
    # are not present in Windows systems (see this thread:
    # http://mail.python.org/pipermail/python-list/2001-October/109973.html)
    # These constants should be present as long as poll is available
test_asyncore.py 文件源码 项目:kbe_server 作者: xiaohaoppy 项目源码 文件源码 阅读 18 收藏 0 点赞 0 评论 0
def test_recv(self):
        fd = os.open(support.TESTFN, os.O_RDONLY)
        w = asyncore.file_wrapper(fd)
        os.close(fd)

        self.assertNotEqual(w.fd, fd)
        self.assertNotEqual(w.fileno(), fd)
        self.assertEqual(w.recv(13), b"It's not dead")
        self.assertEqual(w.read(6), b", it's")
        w.close()
        self.assertRaises(OSError, w.read, 1)
test_asyncore.py 文件源码 项目:kbe_server 作者: xiaohaoppy 项目源码 文件源码 阅读 20 收藏 0 点赞 0 评论 0
def test_send(self):
        d1 = b"Come again?"
        d2 = b"I want to buy some cheese."
        fd = os.open(support.TESTFN, os.O_WRONLY | os.O_APPEND)
        w = asyncore.file_wrapper(fd)
        os.close(fd)

        w.write(d1)
        w.send(d2)
        w.close()
        with open(support.TESTFN, 'rb') as file:
            self.assertEqual(file.read(), self.d + d1 + d2)
test_asyncore.py 文件源码 项目:zippy 作者: securesystemslab 项目源码 文件源码 阅读 26 收藏 0 点赞 0 评论 0
def test_readwrite(self):
        # Check that correct methods are called by readwrite()

        attributes = ('read', 'expt', 'write', 'closed', 'error_handled')

        expected = (
            (select.POLLIN, 'read'),
            (select.POLLPRI, 'expt'),
            (select.POLLOUT, 'write'),
            (select.POLLERR, 'closed'),
            (select.POLLHUP, 'closed'),
            (select.POLLNVAL, 'closed'),
            )

        class testobj:
            def __init__(self):
                self.read = False
                self.write = False
                self.closed = False
                self.expt = False
                self.error_handled = False

            def handle_read_event(self):
                self.read = True

            def handle_write_event(self):
                self.write = True

            def handle_close(self):
                self.closed = True

            def handle_expt_event(self):
                self.expt = True

            def handle_error(self):
                self.error_handled = True

        for flag, expectedattr in expected:
            tobj = testobj()
            self.assertEqual(getattr(tobj, expectedattr), False)
            asyncore.readwrite(tobj, flag)

            # Only the attribute modified by the routine we expect to be
            # called should be True.
            for attr in attributes:
                self.assertEqual(getattr(tobj, attr), attr==expectedattr)

            # check that ExitNow exceptions in the object handler method
            # bubbles all the way up through asyncore readwrite call
            tr1 = exitingdummy()
            self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)

            # check that an exception other than ExitNow in the object handler
            # method causes the handle_error method to get called
            tr2 = crashingdummy()
            self.assertEqual(tr2.error_handled, False)
            asyncore.readwrite(tr2, flag)
            self.assertEqual(tr2.error_handled, True)
test_asyncore.py 文件源码 项目:oil 作者: oilshell 项目源码 文件源码 阅读 19 收藏 0 点赞 0 评论 0
def test_readwrite(self):
        # Check that correct methods are called by readwrite()

        attributes = ('read', 'expt', 'write', 'closed', 'error_handled')

        expected = (
            (select.POLLIN, 'read'),
            (select.POLLPRI, 'expt'),
            (select.POLLOUT, 'write'),
            (select.POLLERR, 'closed'),
            (select.POLLHUP, 'closed'),
            (select.POLLNVAL, 'closed'),
            )

        class testobj:
            def __init__(self):
                self.read = False
                self.write = False
                self.closed = False
                self.expt = False
                self.error_handled = False

            def handle_read_event(self):
                self.read = True

            def handle_write_event(self):
                self.write = True

            def handle_close(self):
                self.closed = True

            def handle_expt_event(self):
                self.expt = True

            def handle_error(self):
                self.error_handled = True

        for flag, expectedattr in expected:
            tobj = testobj()
            self.assertEqual(getattr(tobj, expectedattr), False)
            asyncore.readwrite(tobj, flag)

            # Only the attribute modified by the routine we expect to be
            # called should be True.
            for attr in attributes:
                self.assertEqual(getattr(tobj, attr), attr==expectedattr)

            # check that ExitNow exceptions in the object handler method
            # bubbles all the way up through asyncore readwrite call
            tr1 = exitingdummy()
            self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)

            # check that an exception other than ExitNow in the object handler
            # method causes the handle_error method to get called
            tr2 = crashingdummy()
            self.assertEqual(tr2.error_handled, False)
            asyncore.readwrite(tr2, flag)
            self.assertEqual(tr2.error_handled, True)
test_asyncore.py 文件源码 项目:python2-tracer 作者: extremecoders-re 项目源码 文件源码 阅读 22 收藏 0 点赞 0 评论 0
def test_readwrite(self):
        # Check that correct methods are called by readwrite()

        attributes = ('read', 'expt', 'write', 'closed', 'error_handled')

        expected = (
            (select.POLLIN, 'read'),
            (select.POLLPRI, 'expt'),
            (select.POLLOUT, 'write'),
            (select.POLLERR, 'closed'),
            (select.POLLHUP, 'closed'),
            (select.POLLNVAL, 'closed'),
            )

        class testobj:
            def __init__(self):
                self.read = False
                self.write = False
                self.closed = False
                self.expt = False
                self.error_handled = False

            def handle_read_event(self):
                self.read = True

            def handle_write_event(self):
                self.write = True

            def handle_close(self):
                self.closed = True

            def handle_expt_event(self):
                self.expt = True

            def handle_error(self):
                self.error_handled = True

        for flag, expectedattr in expected:
            tobj = testobj()
            self.assertEqual(getattr(tobj, expectedattr), False)
            asyncore.readwrite(tobj, flag)

            # Only the attribute modified by the routine we expect to be
            # called should be True.
            for attr in attributes:
                self.assertEqual(getattr(tobj, attr), attr==expectedattr)

            # check that ExitNow exceptions in the object handler method
            # bubbles all the way up through asyncore readwrite call
            tr1 = exitingdummy()
            self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)

            # check that an exception other than ExitNow in the object handler
            # method causes the handle_error method to get called
            tr2 = crashingdummy()
            self.assertEqual(tr2.error_handled, False)
            asyncore.readwrite(tr2, flag)
            self.assertEqual(tr2.error_handled, True)
test_asyncore.py 文件源码 项目:web_ctp 作者: molebot 项目源码 文件源码 阅读 27 收藏 0 点赞 0 评论 0
def test_readwrite(self):
        # Check that correct methods are called by readwrite()

        attributes = ('read', 'expt', 'write', 'closed', 'error_handled')

        expected = (
            (select.POLLIN, 'read'),
            (select.POLLPRI, 'expt'),
            (select.POLLOUT, 'write'),
            (select.POLLERR, 'closed'),
            (select.POLLHUP, 'closed'),
            (select.POLLNVAL, 'closed'),
            )

        class testobj:
            def __init__(self):
                self.read = False
                self.write = False
                self.closed = False
                self.expt = False
                self.error_handled = False

            def handle_read_event(self):
                self.read = True

            def handle_write_event(self):
                self.write = True

            def handle_close(self):
                self.closed = True

            def handle_expt_event(self):
                self.expt = True

            def handle_error(self):
                self.error_handled = True

        for flag, expectedattr in expected:
            tobj = testobj()
            self.assertEqual(getattr(tobj, expectedattr), False)
            asyncore.readwrite(tobj, flag)

            # Only the attribute modified by the routine we expect to be
            # called should be True.
            for attr in attributes:
                self.assertEqual(getattr(tobj, attr), attr==expectedattr)

            # check that ExitNow exceptions in the object handler method
            # bubbles all the way up through asyncore readwrite call
            tr1 = exitingdummy()
            self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)

            # check that an exception other than ExitNow in the object handler
            # method causes the handle_error method to get called
            tr2 = crashingdummy()
            self.assertEqual(tr2.error_handled, False)
            asyncore.readwrite(tr2, flag)
            self.assertEqual(tr2.error_handled, True)
test_asyncore.py 文件源码 项目:pefile.pypy 作者: cloudtracer 项目源码 文件源码 阅读 31 收藏 0 点赞 0 评论 0
def test_readwrite(self):
        # Check that correct methods are called by readwrite()

        attributes = ('read', 'expt', 'write', 'closed', 'error_handled')

        expected = (
            (select.POLLIN, 'read'),
            (select.POLLPRI, 'expt'),
            (select.POLLOUT, 'write'),
            (select.POLLERR, 'closed'),
            (select.POLLHUP, 'closed'),
            (select.POLLNVAL, 'closed'),
            )

        class testobj:
            def __init__(self):
                self.read = False
                self.write = False
                self.closed = False
                self.expt = False
                self.error_handled = False

            def handle_read_event(self):
                self.read = True

            def handle_write_event(self):
                self.write = True

            def handle_close(self):
                self.closed = True

            def handle_expt_event(self):
                self.expt = True

            def handle_error(self):
                self.error_handled = True

        for flag, expectedattr in expected:
            tobj = testobj()
            self.assertEqual(getattr(tobj, expectedattr), False)
            asyncore.readwrite(tobj, flag)

            # Only the attribute modified by the routine we expect to be
            # called should be True.
            for attr in attributes:
                self.assertEqual(getattr(tobj, attr), attr==expectedattr)

            # check that ExitNow exceptions in the object handler method
            # bubbles all the way up through asyncore readwrite call
            tr1 = exitingdummy()
            self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)

            # check that an exception other than ExitNow in the object handler
            # method causes the handle_error method to get called
            tr2 = crashingdummy()
            self.assertEqual(tr2.error_handled, False)
            asyncore.readwrite(tr2, flag)
            self.assertEqual(tr2.error_handled, True)
test_asyncore.py 文件源码 项目:ouroboros 作者: pybee 项目源码 文件源码 阅读 21 收藏 0 点赞 0 评论 0
def test_readwrite(self):
        # Check that correct methods are called by readwrite()

        attributes = ('read', 'expt', 'write', 'closed', 'error_handled')

        expected = (
            (select.POLLIN, 'read'),
            (select.POLLPRI, 'expt'),
            (select.POLLOUT, 'write'),
            (select.POLLERR, 'closed'),
            (select.POLLHUP, 'closed'),
            (select.POLLNVAL, 'closed'),
            )

        class testobj:
            def __init__(self):
                self.read = False
                self.write = False
                self.closed = False
                self.expt = False
                self.error_handled = False

            def handle_read_event(self):
                self.read = True

            def handle_write_event(self):
                self.write = True

            def handle_close(self):
                self.closed = True

            def handle_expt_event(self):
                self.expt = True

            def handle_error(self):
                self.error_handled = True

        for flag, expectedattr in expected:
            tobj = testobj()
            self.assertEqual(getattr(tobj, expectedattr), False)
            asyncore.readwrite(tobj, flag)

            # Only the attribute modified by the routine we expect to be
            # called should be True.
            for attr in attributes:
                self.assertEqual(getattr(tobj, attr), attr==expectedattr)

            # check that ExitNow exceptions in the object handler method
            # bubbles all the way up through asyncore readwrite call
            tr1 = exitingdummy()
            self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)

            # check that an exception other than ExitNow in the object handler
            # method causes the handle_error method to get called
            tr2 = crashingdummy()
            self.assertEqual(tr2.error_handled, False)
            asyncore.readwrite(tr2, flag)
            self.assertEqual(tr2.error_handled, True)
test_asyncore.py 文件源码 项目:ndk-python 作者: gittor 项目源码 文件源码 阅读 21 收藏 0 点赞 0 评论 0
def test_readwrite(self):
        # Check that correct methods are called by readwrite()

        attributes = ('read', 'expt', 'write', 'closed', 'error_handled')

        expected = (
            (select.POLLIN, 'read'),
            (select.POLLPRI, 'expt'),
            (select.POLLOUT, 'write'),
            (select.POLLERR, 'closed'),
            (select.POLLHUP, 'closed'),
            (select.POLLNVAL, 'closed'),
            )

        class testobj:
            def __init__(self):
                self.read = False
                self.write = False
                self.closed = False
                self.expt = False
                self.error_handled = False

            def handle_read_event(self):
                self.read = True

            def handle_write_event(self):
                self.write = True

            def handle_close(self):
                self.closed = True

            def handle_expt_event(self):
                self.expt = True

            def handle_error(self):
                self.error_handled = True

        for flag, expectedattr in expected:
            tobj = testobj()
            self.assertEqual(getattr(tobj, expectedattr), False)
            asyncore.readwrite(tobj, flag)

            # Only the attribute modified by the routine we expect to be
            # called should be True.
            for attr in attributes:
                self.assertEqual(getattr(tobj, attr), attr==expectedattr)

            # check that ExitNow exceptions in the object handler method
            # bubbles all the way up through asyncore readwrite call
            tr1 = exitingdummy()
            self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)

            # check that an exception other than ExitNow in the object handler
            # method causes the handle_error method to get called
            tr2 = crashingdummy()
            self.assertEqual(tr2.error_handled, False)
            asyncore.readwrite(tr2, flag)
            self.assertEqual(tr2.error_handled, True)
ioloop.py 文件源码 项目:sdk-samples 作者: cradlepoint 项目源码 文件源码 阅读 22 收藏 0 点赞 0 评论 0
def poll(self,
                 timeout,
                 _len=len,
                 _READ=select.KQ_FILTER_READ,
                 _WRITE=select.KQ_FILTER_WRITE,
                 _EOF=select.KQ_EV_EOF,
                 _ERROR=select.KQ_EV_ERROR):
            try:
                kevents = self._kqueue.control(None, _len(self.socket_map),
                                               timeout)
            except OSError as err:
                if err.errno == errno.EINTR:
                    return
                raise
            for kevent in kevents:
                inst = self.socket_map.get(kevent.ident)
                if inst is None:
                    continue
                if kevent.filter == _READ:
                    if inst.readable():
                        _read(inst)
                if kevent.filter == _WRITE:
                    if kevent.flags & _EOF:
                        # If an asynchronous connection is refused,
                        # kqueue returns a write event with the EOF
                        # flag set.
                        # Note that for read events, EOF may be returned
                        # before all data has been consumed from the
                        # socket buffer, so we only check for EOF on
                        # write events.
                        inst.handle_close()
                    else:
                        if inst.writable():
                            _write(inst)
                if kevent.flags & _ERROR:
                    inst.handle_close()


# ===================================================================
# --- choose the better poller for this platform
# ===================================================================
test_asyncore.py 文件源码 项目:kbe_server 作者: xiaohaoppy 项目源码 文件源码 阅读 26 收藏 0 点赞 0 评论 0
def test_readwrite(self):
        # Check that correct methods are called by readwrite()

        attributes = ('read', 'expt', 'write', 'closed', 'error_handled')

        expected = (
            (select.POLLIN, 'read'),
            (select.POLLPRI, 'expt'),
            (select.POLLOUT, 'write'),
            (select.POLLERR, 'closed'),
            (select.POLLHUP, 'closed'),
            (select.POLLNVAL, 'closed'),
            )

        class testobj:
            def __init__(self):
                self.read = False
                self.write = False
                self.closed = False
                self.expt = False
                self.error_handled = False

            def handle_read_event(self):
                self.read = True

            def handle_write_event(self):
                self.write = True

            def handle_close(self):
                self.closed = True

            def handle_expt_event(self):
                self.expt = True

            def handle_error(self):
                self.error_handled = True

        for flag, expectedattr in expected:
            tobj = testobj()
            self.assertEqual(getattr(tobj, expectedattr), False)
            asyncore.readwrite(tobj, flag)

            # Only the attribute modified by the routine we expect to be
            # called should be True.
            for attr in attributes:
                self.assertEqual(getattr(tobj, attr), attr==expectedattr)

            # check that ExitNow exceptions in the object handler method
            # bubbles all the way up through asyncore readwrite call
            tr1 = exitingdummy()
            self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)

            # check that an exception other than ExitNow in the object handler
            # method causes the handle_error method to get called
            tr2 = crashingdummy()
            self.assertEqual(tr2.error_handled, False)
            asyncore.readwrite(tr2, flag)
            self.assertEqual(tr2.error_handled, True)


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