# -*- coding: utf-8 -*-
#
# Copyright (C) 2013 Bro <bro.development@gmail.com>
#
# This file is part of Deluge and is licensed under GNU General Public License 3.0, or later, with
# the additional special exception to link portions of this program with the OpenSSL library.
# See LICENSE for more details.
#

import deluge.component as component
import deluge.error
from deluge.core import rpcserver
from deluge.core.authmanager import AuthManager
from deluge.core.rpcserver import DelugeRPCProtocol, RPCServer
from deluge.log import setup_logger
from deluge.ui.common import get_localhost_auth

from .basetest import BaseTestCase

setup_logger("none")


class DelugeRPCProtocolTester(DelugeRPCProtocol):

    messages = []

    def transfer_message(self, data):
        self.messages.append(data)


class RPCServerTestCase(BaseTestCase):

    def set_up(self):
        self.rpcserver = RPCServer(listen=False)
        self.rpcserver.factory.protocol = DelugeRPCProtocolTester
        self.factory = self.rpcserver.factory
        self.session_id = "0"
        self.request_id = 11
        self.protocol = self.rpcserver.factory.protocol()
        self.protocol.factory = self.factory
        self.protocol.transport = self.protocol
        self.factory.session_protocols[self.session_id] = self.protocol
        self.factory.authorized_sessions[self.session_id] = None
        self.factory.interested_events[self.session_id] = ["TorrentFolderRenamedEvent"]
        self.protocol.sessionno = self.session_id
        return component.start()

    def tear_down(self):
        def on_shutdown(result):
            del self.rpcserver
        return component.shutdown().addCallback(on_shutdown)

    def test_emit_event_for_session_id(self):
        torrent_id = "12"
        from deluge.event import TorrentFolderRenamedEvent
        data = [torrent_id, "new name", "old name"]
        e = TorrentFolderRenamedEvent(*data)
        self.rpcserver.emit_event_for_session_id(self.session_id, e)
        msg = self.protocol.messages.pop()
        self.assertEquals(msg[0], rpcserver.RPC_EVENT, str(msg))
        self.assertEquals(msg[1], "TorrentFolderRenamedEvent", str(msg))
        self.assertEquals(msg[2], data, str(msg))

    def test_invalid_client_login(self):
        self.protocol.dispatch(self.request_id, "daemon.login", [1], {})
        msg = self.protocol.messages.pop()
        self.assertEquals(msg[0], rpcserver.RPC_ERROR)
        self.assertEquals(msg[1], self.request_id)

    def test_valid_client_login(self):
        self.authmanager = AuthManager()
        auth = get_localhost_auth()
        self.protocol.dispatch(self.request_id, "daemon.login", auth, {"client_version": "Test"})
        msg = self.protocol.messages.pop()
        self.assertEquals(msg[0], rpcserver.RPC_RESPONSE, str(msg))
        self.assertEquals(msg[1], self.request_id, str(msg))
        self.assertEquals(msg[2], rpcserver.AUTH_LEVEL_ADMIN, str(msg))

    def test_client_login_error(self):
        # This test causes error log prints while running the test...
        self.protocol.transport = None   # This should causes AttributeError
        self.authmanager = AuthManager()
        auth = get_localhost_auth()
        self.protocol.dispatch(self.request_id, "daemon.login", auth, {"client_version": "Test"})
        msg = self.protocol.messages.pop()
        self.assertEquals(msg[0], rpcserver.RPC_ERROR)
        self.assertEquals(msg[1], self.request_id)
        self.assertEquals(msg[2], "WrappedException")
        self.assertEquals(msg[3][1], "AttributeError")

    def test_daemon_info(self):
        self.protocol.dispatch(self.request_id, "daemon.info", [], {})
        msg = self.protocol.messages.pop()
        self.assertEquals(msg[0], rpcserver.RPC_RESPONSE, str(msg))
        self.assertEquals(msg[1], self.request_id, str(msg))
        self.assertEquals(msg[2], deluge.common.get_version(), str(msg))