test_win32file.py 文件源码

def testCompletionPortsMultiple(self):
        # Mainly checking that we can "associate" an existing handle.  This
        # failed in build 203.
        ioport = win32file.CreateIoCompletionPort(win32file.INVALID_HANDLE_VALUE,
                                                  0, 0, 0)
        socks = []
        for PORT in range(9123, 9125):
            sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
            sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
            sock.bind(('', PORT))
            sock.listen(1)
            socks.append(sock)
            new = win32file.CreateIoCompletionPort(sock.fileno(), ioport, PORT, 0)
            assert new is ioport
        for s in socks:
            s.close()
        hv = int(ioport)
        ioport = new = None
        # The handle itself should be closed now (unless we leak references!)
        # Check that.
        try:
            win32file.CloseHandle(hv)
            raise RuntimeError("Expected close to fail!")
        except win32file.error, details:
            self.failUnlessEqual(details.winerror, winerror.ERROR_INVALID_HANDLE)