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import time
import unittest
from unittest import mock
import pytest # noqa: F401
from wsproto.events import Request, CloseConnection, TextMessage, \
BytesMessage, Ping, Pong
import simple_websocket
class SimpleWebSocketServerTestCase(unittest.TestCase):
def get_server(self, mock_wsconn, environ, events=[],
client_subprotocols=None, server_subprotocols=None,
**kwargs):
mock_wsconn().events.side_effect = \
[iter(ev) for ev in [[
Request(host='example.com', target='/ws',
subprotocols=client_subprotocols or [])]] +
events + [[CloseConnection(1000, 'bye')]]]
mock_wsconn().send = lambda x: str(x).encode('utf-8')
environ.update({
'HTTP_HOST': 'example.com',
'HTTP_CONNECTION': 'Upgrade',
'HTTP_UPGRADE': 'websocket',
'HTTP_SEC_WEBSOCKET_KEY': 'Iv8io/9s+lYFgZWcXczP8Q==',
'HTTP_SEC_WEBSOCKET_VERSION': '13',
})
return simple_websocket.Server.accept(
environ, subprotocols=server_subprotocols, **kwargs)
@mock.patch('simple_websocket.ws.WSConnection')
def test_werkzeug(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
})
assert server.sock == mock_socket
assert server.mode == 'werkzeug'
assert server.receive_bytes == 4096
assert server.input_buffer == []
assert server.event.__class__.__name__ == 'Event'
mock_wsconn().receive_data.assert_any_call(
b'GET / HTTP/1.1\r\n'
b'Host: example.com\r\n'
b'Connection: Upgrade\r\n'
b'Upgrade: websocket\r\n'
b'Sec-Websocket-Key: Iv8io/9s+lYFgZWcXczP8Q==\r\n'
b'Sec-Websocket-Version: 13\r\n\r\n')
assert server.is_server
@mock.patch('simple_websocket.ws.WSConnection')
def test_gunicorn(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'gunicorn.socket': mock_socket,
})
assert server.sock == mock_socket
assert server.mode == 'gunicorn'
assert server.receive_bytes == 4096
assert server.input_buffer == []
assert server.event.__class__.__name__ == 'Event'
mock_wsconn().receive_data.assert_any_call(
b'GET / HTTP/1.1\r\n'
b'Host: example.com\r\n'
b'Connection: Upgrade\r\n'
b'Upgrade: websocket\r\n'
b'Sec-Websocket-Key: Iv8io/9s+lYFgZWcXczP8Q==\r\n'
b'Sec-Websocket-Version: 13\r\n\r\n')
assert server.is_server
def test_no_socket(self):
with pytest.raises(RuntimeError):
self.get_server(mock.MagicMock(), {})
@mock.patch('simple_websocket.ws.WSConnection')
def test_send(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
})
while server.connected:
time.sleep(0.01)
with pytest.raises(simple_websocket.ConnectionClosed):
server.send('hello')
server.connected = True
server.send('hello')
mock_socket.send.assert_called_with(
b"TextMessage(data='hello', frame_finished=True, "
b"message_finished=True)")
server.connected = True
server.send(b'hello')
mock_socket.send.assert_called_with(
b"Message(data=b'hello', frame_finished=True, "
b"message_finished=True)")
@mock.patch('simple_websocket.ws.WSConnection')
def test_receive(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, events=[
[TextMessage('hello')],
[BytesMessage(b'hello')],
])
while server.connected:
time.sleep(0.01)
server.connected = True
assert server.receive() == 'hello'
assert server.receive() == b'hello'
assert server.receive(timeout=0) is None
@mock.patch('simple_websocket.ws.WSConnection')
def test_receive_after_close(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, events=[
[TextMessage('hello')],
])
while server.connected:
time.sleep(0.01)
assert server.receive() == 'hello'
with pytest.raises(simple_websocket.ConnectionClosed):
server.receive()
@mock.patch('simple_websocket.ws.WSConnection')
def test_receive_split_messages(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, events=[
[TextMessage('hel', message_finished=False)],
[TextMessage('lo')],
[TextMessage('he', message_finished=False)],
[TextMessage('l', message_finished=False)],
[TextMessage('lo')],
[BytesMessage(b'hel', message_finished=False)],
[BytesMessage(b'lo')],
[BytesMessage(b'he', message_finished=False)],
[BytesMessage(b'l', message_finished=False)],
[BytesMessage(b'lo')],
])
while server.connected:
time.sleep(0.01)
server.connected = True
assert server.receive() == 'hello'
assert server.receive() == 'hello'
assert server.receive() == b'hello'
assert server.receive() == b'hello'
assert server.receive(timeout=0) is None
@mock.patch('simple_websocket.ws.WSConnection')
def test_receive_ping(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, events=[
[Ping(b'hello')],
])
while server.connected:
time.sleep(0.01)
mock_socket.send.assert_any_call(b"Pong(payload=b'hello')")
@mock.patch('simple_websocket.ws.WSConnection')
def test_receive_empty(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.side_effect = [b'x', b'x', b'']
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, events=[
[TextMessage('hello')],
])
while server.connected:
time.sleep(0.01)
server.connected = True
assert server.receive() == 'hello'
assert server.receive(timeout=0) is None
@mock.patch('simple_websocket.ws.WSConnection')
def test_receive_large(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, events=[
[TextMessage('hello')],
[TextMessage('hello1')],
], max_message_size=5)
while server.connected:
time.sleep(0.01)
server.connected = True
assert server.receive() == 'hello'
assert server.receive(timeout=0) is None
@mock.patch('simple_websocket.ws.WSConnection')
def test_close(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
})
while server.connected:
time.sleep(0.01)
with pytest.raises(simple_websocket.ConnectionClosed) as exc:
server.close()
assert str(exc.value) == 'Connection closed: 1000 bye'
server.connected = True
server.close()
assert not server.connected
mock_socket.send.assert_called_with(
b'CloseConnection(code=<CloseReason.NORMAL_CLOSURE: 1000>, '
b'reason=None)')
@mock.patch('simple_websocket.ws.WSConnection')
@mock.patch('simple_websocket.ws.time')
def test_ping_pong(self, mock_time, mock_wsconn):
mock_sel = mock.MagicMock()
mock_sel().select.side_effect = [True, True, False, False]
mock_time.side_effect = [0, 1, 25.01, 25.02, 28, 52, 76]
mock_socket = mock.MagicMock()
mock_socket.recv.side_effect = [b'x', b'x']
server = self.get_server(
mock_wsconn, {'werkzeug.socket': mock_socket},
events=[
[TextMessage('hello')],
[Pong()],
], ping_interval=25, thread_class=mock.MagicMock(),
selector_class=mock_sel)
server._thread()
assert mock_socket.send.call_count == 4
assert mock_socket.send.call_args_list[1][0][0].startswith(b'Ping')
assert mock_socket.send.call_args_list[2][0][0].startswith(b'Ping')
assert mock_socket.send.call_args_list[3][0][0].startswith(b'Close')
@mock.patch('simple_websocket.ws.WSConnection')
def test_subprotocols(self, mock_wsconn):
mock_socket = mock.MagicMock()
mock_socket.recv.return_value = b'x'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, client_subprotocols=['foo', 'bar'], server_subprotocols='bar')
while server.connected:
time.sleep(0.01)
assert server.subprotocol == 'bar'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, client_subprotocols=['foo', 'bar'], server_subprotocols=['bar'])
while server.connected:
time.sleep(0.01)
assert server.subprotocol == 'bar'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, client_subprotocols=['foo'], server_subprotocols=['foo', 'bar'])
while server.connected:
time.sleep(0.01)
assert server.subprotocol == 'foo'
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, client_subprotocols=['foo'], server_subprotocols=['bar', 'baz'])
while server.connected:
time.sleep(0.01)
assert server.subprotocol is None
server = self.get_server(mock_wsconn, {
'werkzeug.socket': mock_socket,
}, client_subprotocols=['foo'], server_subprotocols=None)
while server.connected:
time.sleep(0.01)
assert server.subprotocol is None
|
