File size: 5,802 Bytes
4a28d4d
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
# yapf: disable
import asyncio

import pytest

from lmdeploy.pytorch.engine.request import RequestManager, RequestType, ResponseType

# yapf: enable


class TestRequestHander:

    @pytest.fixture
    def event_loop(self):
        try:
            old_loop = asyncio.get_event_loop()
        except RuntimeError:
            old_loop = None
        new_loop = asyncio.new_event_loop()
        try:
            asyncio.set_event_loop(new_loop)
            yield new_loop
        finally:
            new_loop.stop()
            new_loop.close()
            asyncio.set_event_loop(old_loop)

    @pytest.fixture
    def manager(self):
        yield RequestManager()

    def test_bind(self, manager, event_loop):

        def __stop_engine_callback(reqs, **kwargs):
            for req in reqs:
                resp = req.resp
                resp.type = ResponseType.SUCCESS
                resp.data = f'{req.data} success'
                manager.response(resp)

        async def __dummy_loop():
            while True:
                try:
                    await manager.step()
                except Exception:
                    return

        sender = manager.build_sender()
        manager.set_main_loop_func(__dummy_loop)

        # test not bind
        resp = sender.send_async(RequestType.STOP_ENGINE, None)
        resp = sender.recv(resp)
        assert resp.type == ResponseType.HANDLER_NOT_EXIST

        assert manager.is_loop_alive()

        # test bind success
        sender.send_async(RequestType.STOP_ENGINE, None)
        manager.bind_func(RequestType.STOP_ENGINE, __stop_engine_callback)
        resp = sender.send_async(RequestType.STOP_ENGINE, 'test')
        resp = sender.recv(resp)
        assert resp.data == 'test success'

        # cleanup, cancel main task
        task_to_cancel = manager._loop_task
        manager.stop_loop()
        event_loop.run_until_complete(asyncio.gather(task_to_cancel, return_exceptions=True))

    def test_blocked_add_requests_are_cancelled_immediately(self, manager):
        sender = manager.build_sender()
        manager.block_request_types({RequestType.ADD_SESSION, RequestType.ADD_MESSAGE})

        add_session_resp = sender.send_async(RequestType.ADD_SESSION, dict(session_id=1))
        add_message_resp = sender.send_async(RequestType.ADD_MESSAGE, dict(session_id=1))

        assert add_session_resp.type == ResponseType.CANCEL
        assert add_session_resp.is_done
        assert add_session_resp.event.is_set()
        assert add_message_resp.type == ResponseType.CANCEL
        assert add_message_resp.is_done
        assert add_message_resp.event.is_set()
        assert manager._loop_task is None

    def test_cleanup_requests_are_allowed_while_add_requests_blocked(self, manager, event_loop):

        def __success_callback(reqs, **kwargs):
            for req in reqs:
                req.resp.type = ResponseType.SUCCESS
                manager.response(req.resp)

        async def __dummy_loop():
            while True:
                try:
                    await manager.step()
                except Exception:
                    return

        sender = manager.build_sender()
        manager.set_main_loop_func(__dummy_loop)
        manager.bind_func(RequestType.STOP_SESSION, __success_callback)
        manager.bind_func(RequestType.END_SESSION, __success_callback)
        manager.block_request_types({RequestType.ADD_SESSION, RequestType.ADD_MESSAGE})

        stop_resp = sender.send(RequestType.STOP_SESSION, dict(session_id=1))
        end_resp = sender.send(RequestType.END_SESSION, dict(session_id=1))

        assert stop_resp.type == ResponseType.SUCCESS
        assert end_resp.type == ResponseType.SUCCESS

        task_to_cancel = manager._loop_task
        manager.stop_loop()
        event_loop.run_until_complete(asyncio.gather(task_to_cancel, return_exceptions=True))

    def test_queued_add_request_is_cancelled_when_blocked_before_processing(self, manager, event_loop):

        async def __idle_loop():
            await asyncio.Event().wait()

        sender = manager.build_sender()
        manager.set_main_loop_func(__idle_loop)
        resp = sender.send_async(RequestType.ADD_SESSION, dict(session_id=1))

        manager.block_request_types({RequestType.ADD_SESSION})
        event_loop.run_until_complete(manager.step())

        assert resp.type == ResponseType.CANCEL
        assert resp.is_done
        assert resp.event.is_set()

        task_to_cancel = manager._loop_task
        manager.stop_loop()
        event_loop.run_until_complete(asyncio.gather(task_to_cancel, return_exceptions=True))

    def test_unblock_request_types_restores_normal_processing(self, manager, event_loop):

        def __success_callback(reqs, **kwargs):
            for req in reqs:
                req.resp.type = ResponseType.SUCCESS
                manager.response(req.resp)

        async def __dummy_loop():
            while True:
                try:
                    await manager.step()
                except Exception:
                    return

        sender = manager.build_sender()
        manager.block_request_types({RequestType.ADD_SESSION})
        blocked_resp = sender.send_async(RequestType.ADD_SESSION, dict(session_id=1))
        assert blocked_resp.type == ResponseType.CANCEL

        manager.unblock_request_types({RequestType.ADD_SESSION})
        manager.set_main_loop_func(__dummy_loop)
        manager.bind_func(RequestType.ADD_SESSION, __success_callback)
        resp = sender.send(RequestType.ADD_SESSION, dict(session_id=1))

        assert resp.type == ResponseType.SUCCESS

        task_to_cancel = manager._loop_task
        manager.stop_loop()
        event_loop.run_until_complete(asyncio.gather(task_to_cancel, return_exceptions=True))