515 lines
18 KiB
Python
515 lines
18 KiB
Python
import mock
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import codecs
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import hyperframe
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from netlib import tcp, http
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from netlib.tutils import raises
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from netlib.exceptions import TcpDisconnect
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from netlib.http import http2
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from ..netlib import tservers as netlib_tservers
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from pathod.protocols.http2 import HTTP2StateProtocol, TCPHandler
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class TestTCPHandlerWrapper:
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def test_wrapped(self):
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h = TCPHandler(rfile='foo', wfile='bar')
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p = HTTP2StateProtocol(h)
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assert p.tcp_handler.rfile == 'foo'
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assert p.tcp_handler.wfile == 'bar'
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def test_direct(self):
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p = HTTP2StateProtocol(rfile='foo', wfile='bar')
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assert isinstance(p.tcp_handler, TCPHandler)
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assert p.tcp_handler.rfile == 'foo'
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assert p.tcp_handler.wfile == 'bar'
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class EchoHandler(tcp.BaseHandler):
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sni = None
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def handle(self):
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while True:
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v = self.rfile.safe_read(1)
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self.wfile.write(v)
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self.wfile.flush()
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class TestProtocol:
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@mock.patch("pathod.protocols.http2.HTTP2StateProtocol.perform_server_connection_preface")
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@mock.patch("pathod.protocols.http2.HTTP2StateProtocol.perform_client_connection_preface")
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def test_perform_connection_preface(self, mock_client_method, mock_server_method):
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protocol = HTTP2StateProtocol(is_server=False)
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protocol.connection_preface_performed = True
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protocol.perform_connection_preface()
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assert not mock_client_method.called
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assert not mock_server_method.called
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protocol.perform_connection_preface(force=True)
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assert mock_client_method.called
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assert not mock_server_method.called
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@mock.patch("pathod.protocols.http2.HTTP2StateProtocol.perform_server_connection_preface")
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@mock.patch("pathod.protocols.http2.HTTP2StateProtocol.perform_client_connection_preface")
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def test_perform_connection_preface_server(self, mock_client_method, mock_server_method):
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protocol = HTTP2StateProtocol(is_server=True)
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protocol.connection_preface_performed = True
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protocol.perform_connection_preface()
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assert not mock_client_method.called
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assert not mock_server_method.called
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protocol.perform_connection_preface(force=True)
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assert not mock_client_method.called
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assert mock_server_method.called
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class TestCheckALPNMatch(netlib_tservers.ServerTestBase):
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handler = EchoHandler
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ssl = dict(
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alpn_select=b'h2',
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)
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if tcp.HAS_ALPN:
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def test_check_alpn(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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c.convert_to_ssl(alpn_protos=[b'h2'])
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protocol = HTTP2StateProtocol(c)
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assert protocol.check_alpn()
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class TestCheckALPNMismatch(netlib_tservers.ServerTestBase):
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handler = EchoHandler
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ssl = dict(
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alpn_select=None,
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)
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if tcp.HAS_ALPN:
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def test_check_alpn(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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c.convert_to_ssl(alpn_protos=[b'h2'])
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protocol = HTTP2StateProtocol(c)
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with raises(NotImplementedError):
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protocol.check_alpn()
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class TestPerformServerConnectionPreface(netlib_tservers.ServerTestBase):
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class handler(tcp.BaseHandler):
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def handle(self):
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# send magic
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self.wfile.write(codecs.decode('505249202a20485454502f322e300d0a0d0a534d0d0a0d0a', 'hex_codec'))
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self.wfile.flush()
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# send empty settings frame
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self.wfile.write(codecs.decode('000000040000000000', 'hex_codec'))
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self.wfile.flush()
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# check empty settings frame
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raw = http2.read_raw_frame(self.rfile)
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assert raw == codecs.decode('00000c040000000000000200000000000300000001', 'hex_codec')
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# check settings acknowledgement
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raw = http2.read_raw_frame(self.rfile)
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assert raw == codecs.decode('000000040100000000', 'hex_codec')
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# send settings acknowledgement
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self.wfile.write(codecs.decode('000000040100000000', 'hex_codec'))
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self.wfile.flush()
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def test_perform_server_connection_preface(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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protocol = HTTP2StateProtocol(c)
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assert not protocol.connection_preface_performed
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protocol.perform_server_connection_preface()
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assert protocol.connection_preface_performed
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with raises(TcpDisconnect):
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protocol.perform_server_connection_preface(force=True)
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class TestPerformClientConnectionPreface(netlib_tservers.ServerTestBase):
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class handler(tcp.BaseHandler):
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def handle(self):
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# check magic
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assert self.rfile.read(24) == HTTP2StateProtocol.CLIENT_CONNECTION_PREFACE
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# check empty settings frame
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assert self.rfile.read(9) ==\
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codecs.decode('000000040000000000', 'hex_codec')
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# send empty settings frame
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self.wfile.write(codecs.decode('000000040000000000', 'hex_codec'))
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self.wfile.flush()
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# check settings acknowledgement
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assert self.rfile.read(9) == \
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codecs.decode('000000040100000000', 'hex_codec')
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# send settings acknowledgement
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self.wfile.write(codecs.decode('000000040100000000', 'hex_codec'))
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self.wfile.flush()
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def test_perform_client_connection_preface(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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protocol = HTTP2StateProtocol(c)
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assert not protocol.connection_preface_performed
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protocol.perform_client_connection_preface()
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assert protocol.connection_preface_performed
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class TestClientStreamIds(object):
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c = tcp.TCPClient(("127.0.0.1", 0))
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protocol = HTTP2StateProtocol(c)
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def test_client_stream_ids(self):
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assert self.protocol.current_stream_id is None
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assert self.protocol._next_stream_id() == 1
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assert self.protocol.current_stream_id == 1
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assert self.protocol._next_stream_id() == 3
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assert self.protocol.current_stream_id == 3
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assert self.protocol._next_stream_id() == 5
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assert self.protocol.current_stream_id == 5
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class TestserverstreamIds(object):
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c = tcp.TCPClient(("127.0.0.1", 0))
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protocol = HTTP2StateProtocol(c, is_server=True)
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def test_server_stream_ids(self):
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assert self.protocol.current_stream_id is None
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assert self.protocol._next_stream_id() == 2
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assert self.protocol.current_stream_id == 2
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assert self.protocol._next_stream_id() == 4
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assert self.protocol.current_stream_id == 4
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assert self.protocol._next_stream_id() == 6
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assert self.protocol.current_stream_id == 6
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class TestApplySettings(netlib_tservers.ServerTestBase):
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class handler(tcp.BaseHandler):
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def handle(self):
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# check settings acknowledgement
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assert self.rfile.read(9) == codecs.decode('000000040100000000', 'hex_codec')
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self.wfile.write("OK")
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self.wfile.flush()
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self.rfile.safe_read(9) # just to keep the connection alive a bit longer
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ssl = True
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def test_apply_settings(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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c.convert_to_ssl()
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protocol = HTTP2StateProtocol(c)
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protocol._apply_settings({
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hyperframe.frame.SettingsFrame.ENABLE_PUSH: 'foo',
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hyperframe.frame.SettingsFrame.MAX_CONCURRENT_STREAMS: 'bar',
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hyperframe.frame.SettingsFrame.INITIAL_WINDOW_SIZE: 'deadbeef',
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})
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assert c.rfile.safe_read(2) == b"OK"
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assert protocol.http2_settings[
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hyperframe.frame.SettingsFrame.ENABLE_PUSH] == 'foo'
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assert protocol.http2_settings[
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hyperframe.frame.SettingsFrame.MAX_CONCURRENT_STREAMS] == 'bar'
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assert protocol.http2_settings[
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hyperframe.frame.SettingsFrame.INITIAL_WINDOW_SIZE] == 'deadbeef'
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class TestCreateHeaders(object):
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c = tcp.TCPClient(("127.0.0.1", 0))
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def test_create_headers(self):
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headers = http.Headers([
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(b':method', b'GET'),
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(b':path', b'index.html'),
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(b':scheme', b'https'),
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(b'foo', b'bar')])
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bytes = HTTP2StateProtocol(self.c)._create_headers(
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headers, 1, end_stream=True)
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assert b''.join(bytes) ==\
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codecs.decode('000014010500000001824488355217caf3a69a3f87408294e7838c767f', 'hex_codec')
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bytes = HTTP2StateProtocol(self.c)._create_headers(
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headers, 1, end_stream=False)
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assert b''.join(bytes) ==\
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codecs.decode('000014010400000001824488355217caf3a69a3f87408294e7838c767f', 'hex_codec')
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def test_create_headers_multiple_frames(self):
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headers = http.Headers([
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(b':method', b'GET'),
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(b':path', b'/'),
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(b':scheme', b'https'),
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(b'foo', b'bar'),
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(b'server', b'version')])
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protocol = HTTP2StateProtocol(self.c)
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protocol.http2_settings[hyperframe.frame.SettingsFrame.MAX_FRAME_SIZE] = 8
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bytes = protocol._create_headers(headers, 1, end_stream=True)
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assert len(bytes) == 3
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assert bytes[0] == codecs.decode('000008010100000001828487408294e783', 'hex_codec')
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assert bytes[1] == codecs.decode('0000080900000000018c767f7685ee5b10', 'hex_codec')
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assert bytes[2] == codecs.decode('00000209040000000163d5', 'hex_codec')
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class TestCreateBody(object):
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c = tcp.TCPClient(("127.0.0.1", 0))
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def test_create_body_empty(self):
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protocol = HTTP2StateProtocol(self.c)
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bytes = protocol._create_body(b'', 1)
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assert b''.join(bytes) == b''
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def test_create_body_single_frame(self):
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protocol = HTTP2StateProtocol(self.c)
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bytes = protocol._create_body(b'foobar', 1)
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assert b''.join(bytes) == codecs.decode('000006000100000001666f6f626172', 'hex_codec')
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def test_create_body_multiple_frames(self):
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protocol = HTTP2StateProtocol(self.c)
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protocol.http2_settings[hyperframe.frame.SettingsFrame.MAX_FRAME_SIZE] = 5
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bytes = protocol._create_body(b'foobarmehm42', 1)
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assert len(bytes) == 3
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assert bytes[0] == codecs.decode('000005000000000001666f6f6261', 'hex_codec')
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assert bytes[1] == codecs.decode('000005000000000001726d65686d', 'hex_codec')
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assert bytes[2] == codecs.decode('0000020001000000013432', 'hex_codec')
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class TestReadRequest(netlib_tservers.ServerTestBase):
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class handler(tcp.BaseHandler):
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def handle(self):
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self.wfile.write(
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codecs.decode('000003010400000001828487', 'hex_codec'))
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self.wfile.write(
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codecs.decode('000006000100000001666f6f626172', 'hex_codec'))
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self.wfile.flush()
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self.rfile.safe_read(9) # just to keep the connection alive a bit longer
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ssl = True
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def test_read_request(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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c.convert_to_ssl()
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protocol = HTTP2StateProtocol(c, is_server=True)
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protocol.connection_preface_performed = True
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req = protocol.read_request(NotImplemented)
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assert req.stream_id
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assert req.headers.fields == ()
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assert req.method == "GET"
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assert req.path == "/"
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assert req.scheme == "https"
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assert req.content == b'foobar'
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class TestReadRequestRelative(netlib_tservers.ServerTestBase):
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class handler(tcp.BaseHandler):
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def handle(self):
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self.wfile.write(
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codecs.decode('00000c0105000000014287d5af7e4d5a777f4481f9', 'hex_codec'))
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self.wfile.flush()
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ssl = True
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def test_asterisk_form(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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c.convert_to_ssl()
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protocol = HTTP2StateProtocol(c, is_server=True)
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protocol.connection_preface_performed = True
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req = protocol.read_request(NotImplemented)
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assert req.first_line_format == "relative"
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assert req.method == "OPTIONS"
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assert req.path == "*"
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class TestReadRequestAbsolute(netlib_tservers.ServerTestBase):
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class handler(tcp.BaseHandler):
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def handle(self):
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self.wfile.write(
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codecs.decode('00001901050000000182448d9d29aee30c0e492c2a1170426366871c92585422e085', 'hex_codec'))
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self.wfile.flush()
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ssl = True
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def test_absolute_form(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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c.convert_to_ssl()
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protocol = HTTP2StateProtocol(c, is_server=True)
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protocol.connection_preface_performed = True
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req = protocol.read_request(NotImplemented)
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assert req.first_line_format == "absolute"
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assert req.scheme == "http"
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assert req.host == "address"
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assert req.port == 22
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class TestReadResponse(netlib_tservers.ServerTestBase):
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class handler(tcp.BaseHandler):
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def handle(self):
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self.wfile.write(
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codecs.decode('00000801040000002a88628594e78c767f', 'hex_codec'))
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self.wfile.write(
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codecs.decode('00000600010000002a666f6f626172', 'hex_codec'))
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self.wfile.flush()
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self.rfile.safe_read(9) # just to keep the connection alive a bit longer
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ssl = True
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def test_read_response(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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c.convert_to_ssl()
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protocol = HTTP2StateProtocol(c)
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protocol.connection_preface_performed = True
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resp = protocol.read_response(NotImplemented, stream_id=42)
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assert resp.http_version == "HTTP/2.0"
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assert resp.status_code == 200
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assert resp.reason == ''
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assert resp.headers.fields == ((b':status', b'200'), (b'etag', b'foobar'))
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assert resp.content == b'foobar'
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assert resp.timestamp_end
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class TestReadEmptyResponse(netlib_tservers.ServerTestBase):
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class handler(tcp.BaseHandler):
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def handle(self):
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self.wfile.write(
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codecs.decode('00000801050000002a88628594e78c767f', 'hex_codec'))
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self.wfile.flush()
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ssl = True
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def test_read_empty_response(self):
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c = tcp.TCPClient(("127.0.0.1", self.port))
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with c.connect():
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c.convert_to_ssl()
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protocol = HTTP2StateProtocol(c)
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protocol.connection_preface_performed = True
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resp = protocol.read_response(NotImplemented, stream_id=42)
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assert resp.stream_id == 42
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assert resp.http_version == "HTTP/2.0"
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assert resp.status_code == 200
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assert resp.reason == ''
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assert resp.headers.fields == ((b':status', b'200'), (b'etag', b'foobar'))
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assert resp.content == b''
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class TestAssembleRequest(object):
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c = tcp.TCPClient(("127.0.0.1", 0))
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def test_request_simple(self):
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bytes = HTTP2StateProtocol(self.c).assemble_request(http.Request(
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b'',
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b'GET',
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b'https',
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b'',
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b'',
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b'/',
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b"HTTP/2.0",
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(),
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None,
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))
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assert len(bytes) == 1
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assert bytes[0] == codecs.decode('00000d0105000000018284874188089d5c0b8170dc07', 'hex_codec')
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def test_request_with_stream_id(self):
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req = http.Request(
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b'',
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b'GET',
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b'https',
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b'',
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b'',
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b'/',
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b"HTTP/2.0",
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(),
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None,
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)
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req.stream_id = 0x42
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bytes = HTTP2StateProtocol(self.c).assemble_request(req)
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assert len(bytes) == 1
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assert bytes[0] == codecs.decode('00000d0105000000428284874188089d5c0b8170dc07', 'hex_codec')
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def test_request_with_body(self):
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bytes = HTTP2StateProtocol(self.c).assemble_request(http.Request(
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b'',
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b'GET',
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b'https',
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b'',
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b'',
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b'/',
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b"HTTP/2.0",
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http.Headers([(b'foo', b'bar')]),
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b'foobar',
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))
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assert len(bytes) == 2
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assert bytes[0] ==\
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codecs.decode('0000150104000000018284874188089d5c0b8170dc07408294e7838c767f', 'hex_codec')
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assert bytes[1] ==\
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codecs.decode('000006000100000001666f6f626172', 'hex_codec')
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class TestAssembleResponse(object):
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c = tcp.TCPClient(("127.0.0.1", 0))
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def test_simple(self):
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bytes = HTTP2StateProtocol(self.c, is_server=True).assemble_response(http.Response(
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b"HTTP/2.0",
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200,
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))
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assert len(bytes) == 1
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assert bytes[0] ==\
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codecs.decode('00000101050000000288', 'hex_codec')
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def test_with_stream_id(self):
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resp = http.Response(
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b"HTTP/2.0",
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200,
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)
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resp.stream_id = 0x42
|
|
bytes = HTTP2StateProtocol(self.c, is_server=True).assemble_response(resp)
|
|
assert len(bytes) == 1
|
|
assert bytes[0] ==\
|
|
codecs.decode('00000101050000004288', 'hex_codec')
|
|
|
|
def test_with_body(self):
|
|
bytes = HTTP2StateProtocol(self.c, is_server=True).assemble_response(http.Response(
|
|
b"HTTP/2.0",
|
|
200,
|
|
b'',
|
|
http.Headers(foo=b"bar"),
|
|
b'foobar'
|
|
))
|
|
assert len(bytes) == 2
|
|
assert bytes[0] ==\
|
|
codecs.decode('00000901040000000288408294e7838c767f', 'hex_codec')
|
|
assert bytes[1] ==\
|
|
codecs.decode('000006000100000002666f6f626172', 'hex_codec')
|