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from unittest import mock
try:
import tornado.web
except ImportError:
pass
from engineio.async_drivers import tornado as async_tornado
class TestTornado:
async def test_get_tornado_handler(self):
mock_server = mock.MagicMock()
handler = async_tornado.get_tornado_handler(mock_server)
assert issubclass(handler, tornado.websocket.WebSocketHandler)
async def test_translate_request(self):
mock_handler = mock.MagicMock()
mock_handler.request.method = 'PUT'
mock_handler.request.path = '/foo/bar'
mock_handler.request.query = 'baz=1'
mock_handler.request.version = '1.1'
mock_handler.request.headers = {
'a': 'b',
'c': 'd',
'content-type': 'application/json',
'content-length': 123,
}
mock_handler.request.body = b'hello world'
environ = async_tornado.translate_request(mock_handler)
expected_environ = {
'REQUEST_METHOD': 'PUT',
'PATH_INFO': '/foo/bar',
'QUERY_STRING': 'baz=1',
'CONTENT_TYPE': 'application/json',
'CONTENT_LENGTH': 123,
'HTTP_A': 'b',
'HTTP_C': 'd',
'RAW_URI': '/foo/bar?baz=1',
'SERVER_PROTOCOL': 'HTTP/1.1',
# 'wsgi.input': b'hello world',
'tornado.handler': mock_handler,
}
for k, v in expected_environ.items():
assert v == environ[k]
payload = await environ['wsgi.input'].read(1)
payload += await environ['wsgi.input'].read()
assert payload == b'hello world'
async def test_make_response(self):
mock_handler = mock.MagicMock()
mock_environ = {'tornado.handler': mock_handler}
async_tornado.make_response(
'202 ACCEPTED', [('foo', 'bar')], b'payload', mock_environ
)
mock_handler.set_status.assert_called_once_with(202)
mock_handler.set_header.assert_called_once_with('foo', 'bar')
mock_handler.write.assert_called_once_with(b'payload')
mock_handler.finish.assert_called_once_with()
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