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test_asgi_websockets.py
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import struct
import time
import pytest
from packaging import version
from unit.applications.lang.python import ApplicationPython
from unit.applications.websockets import ApplicationWebsocket
prerequisites = {
'modules': {'python': lambda v: version.parse(v) >= version.parse('3.5')}
}
client = ApplicationPython(load_module='asgi')
ws = ApplicationWebsocket()
@pytest.fixture(autouse=True)
def setup_method_fixture(skip_alert):
assert 'success' in client.conf(
{'http': {'websocket': {'keepalive_interval': 0}}}, 'settings'
), 'clear keepalive_interval'
skip_alert(r'socket close\(\d+\) failed')
def close_connection(sock):
assert client.recvall(sock, read_timeout=0.1) == b'', 'empty soc'
ws.frame_write(sock, ws.OP_CLOSE, ws.serialize_close())
check_close(sock)
def check_close(sock, code=1000, no_close=False, frame=None):
if frame is None:
frame = ws.frame_read(sock)
assert frame['fin'], 'close fin'
assert frame['opcode'] == ws.OP_CLOSE, 'close opcode'
assert frame['code'] == code, 'close code'
if not no_close:
sock.close()
def check_frame(frame, fin, opcode, payload, decode=True):
if opcode == ws.OP_BINARY or not decode:
data = frame['data']
else:
data = frame['data'].decode('utf-8')
assert frame['fin'] == fin, 'fin'
assert frame['opcode'] == opcode, 'opcode'
assert data == payload, 'payload'
def test_asgi_websockets_handshake():
client.load('websockets/mirror')
resp, sock, key = ws.upgrade()
sock.close()
assert resp['status'] == 101, 'status'
assert resp['headers']['Upgrade'] == 'websocket', 'upgrade'
assert resp['headers']['Connection'] == 'Upgrade', 'connection'
assert resp['headers']['Sec-WebSocket-Accept'] == ws.accept(key), 'key'
# remove "mirror" application
client.load('websockets/subprotocol')
def test_asgi_websockets_subprotocol():
client.load('websockets/subprotocol')
resp, sock, _ = ws.upgrade()
sock.close()
assert resp['status'] == 101, 'status'
assert (
resp['headers']['x-subprotocols'] == "('chat', 'phone', 'video')"
), 'subprotocols'
assert resp['headers']['sec-websocket-protocol'] == 'chat', 'key'
def test_asgi_websockets_mirror():
client.load('websockets/mirror')
message = 'blah'
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, message)
frame = ws.frame_read(sock)
assert message == frame['data'].decode('utf-8'), 'mirror'
ws.frame_write(sock, ws.OP_TEXT, message)
frame = ws.frame_read(sock)
assert message == frame['data'].decode('utf-8'), 'mirror 2'
sock.close()
def test_asgi_websockets_mirror_app_change():
client.load('websockets/mirror')
message = 'blah'
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, message)
frame = ws.frame_read(sock)
assert message == frame['data'].decode('utf-8'), 'mirror'
client.load('websockets/subprotocol')
ws.frame_write(sock, ws.OP_TEXT, message)
frame = ws.frame_read(sock)
assert message == frame['data'].decode('utf-8'), 'mirror 2'
sock.close()
def test_asgi_websockets_no_mask():
client.load('websockets/mirror')
message = 'blah'
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, message, mask=False)
frame = ws.frame_read(sock)
assert frame['opcode'] == ws.OP_CLOSE, 'no mask opcode'
assert frame['code'] == 1002, 'no mask close code'
sock.close()
def test_asgi_websockets_fragmentation():
client.load('websockets/mirror')
message = 'blah'
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, message, fin=False)
ws.frame_write(sock, ws.OP_CONT, ' ', fin=False)
ws.frame_write(sock, ws.OP_CONT, message)
frame = ws.frame_read(sock)
assert f'{message} {message}' == frame['data'].decode(
'utf-8'
), 'mirror framing'
sock.close()
def test_asgi_websockets_length_long():
client.load('websockets/mirror')
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', length=2**64 - 1)
check_close(sock, 1009) # 1009 - CLOSE_TOO_LARGE
def test_asgi_websockets_frame_fragmentation_invalid():
client.load('websockets/mirror')
message = 'blah'
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_PING, message, fin=False)
frame = ws.frame_read(sock)
frame.pop('data')
assert frame == {
'fin': True,
'rsv1': False,
'rsv2': False,
'rsv3': False,
'opcode': ws.OP_CLOSE,
'mask': 0,
'code': 1002,
'reason': 'Fragmented control frame',
}, 'close frame'
sock.close()
def test_asgi_websockets_large():
client.load('websockets/mirror')
message = '0123456789' * 300
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, message)
frame = ws.frame_read(sock)
data = frame['data'].decode('utf-8')
frame = ws.frame_read(sock)
data += frame['data'].decode('utf-8')
assert message == data, 'large'
sock.close()
def test_asgi_websockets_two_clients():
client.load('websockets/mirror')
message1 = 'blah1'
message2 = 'blah2'
_, sock1, _ = ws.upgrade()
_, sock2, _ = ws.upgrade()
ws.frame_write(sock1, ws.OP_TEXT, message1)
ws.frame_write(sock2, ws.OP_TEXT, message2)
frame1 = ws.frame_read(sock1)
frame2 = ws.frame_read(sock2)
assert message1 == frame1['data'].decode('utf-8'), 'client 1'
assert message2 == frame2['data'].decode('utf-8'), 'client 2'
sock1.close()
sock2.close()
# FAIL https://tools.ietf.org/html/rfc6455#section-4.2.1
@pytest.mark.skip('not yet')
def test_asgi_websockets_handshake_upgrade_absent():
client.load('websockets/mirror')
resp = client.get(
headers={
'Host': 'localhost',
'Connection': 'Upgrade',
'Sec-WebSocket-Key': ws.key(),
'Sec-WebSocket-Protocol': 'chat',
'Sec-WebSocket-Version': 13,
},
)
assert resp['status'] == 400, 'upgrade absent'
def test_asgi_websockets_handshake_case_insensitive():
client.load('websockets/mirror')
resp, sock, _ = ws.upgrade(
headers={
'Host': 'localhost',
'Upgrade': 'WEBSOCKET',
'Connection': 'UPGRADE',
'Sec-WebSocket-Key': ws.key(),
'Sec-WebSocket-Protocol': 'chat',
'Sec-WebSocket-Version': 13,
}
)
sock.close()
assert resp['status'] == 101, 'status'
@pytest.mark.skip('not yet')
def test_asgi_websockets_handshake_connection_absent(): # FAIL
client.load('websockets/mirror')
resp = client.get(
headers={
'Host': 'localhost',
'Upgrade': 'websocket',
'Sec-WebSocket-Key': ws.key(),
'Sec-WebSocket-Protocol': 'chat',
'Sec-WebSocket-Version': 13,
},
)
assert resp['status'] == 400, 'status'
def test_asgi_websockets_handshake_version_absent():
client.load('websockets/mirror')
resp = client.get(
headers={
'Host': 'localhost',
'Upgrade': 'websocket',
'Connection': 'Upgrade',
'Sec-WebSocket-Key': ws.key(),
'Sec-WebSocket-Protocol': 'chat',
},
)
assert resp['status'] == 426, 'status'
@pytest.mark.skip('not yet')
def test_asgi_websockets_handshake_key_invalid():
client.load('websockets/mirror')
resp = client.get(
headers={
'Host': 'localhost',
'Upgrade': 'websocket',
'Connection': 'Upgrade',
'Sec-WebSocket-Key': '!',
'Sec-WebSocket-Protocol': 'chat',
'Sec-WebSocket-Version': 13,
},
)
assert resp['status'] == 400, 'key length'
key = ws.key()
resp = client.get(
headers={
'Host': 'localhost',
'Upgrade': 'websocket',
'Connection': 'Upgrade',
'Sec-WebSocket-Key': [key, key],
'Sec-WebSocket-Protocol': 'chat',
'Sec-WebSocket-Version': 13,
},
)
assert (
resp['status'] == 400
), 'key double' # FAIL https://tools.ietf.org/html/rfc6455#section-11.3.1
def test_asgi_websockets_handshake_method_invalid():
client.load('websockets/mirror')
resp = client.post(
headers={
'Host': 'localhost',
'Upgrade': 'websocket',
'Connection': 'Upgrade',
'Sec-WebSocket-Key': ws.key(),
'Sec-WebSocket-Protocol': 'chat',
'Sec-WebSocket-Version': 13,
},
)
assert resp['status'] == 400, 'status'
def test_asgi_websockets_handshake_http_10():
client.load('websockets/mirror')
resp = client.get(
headers={
'Host': 'localhost',
'Upgrade': 'websocket',
'Connection': 'Upgrade',
'Sec-WebSocket-Key': ws.key(),
'Sec-WebSocket-Protocol': 'chat',
'Sec-WebSocket-Version': 13,
},
http_10=True,
)
assert resp['status'] == 400, 'status'
def test_asgi_websockets_handshake_uri_invalid():
client.load('websockets/mirror')
resp = client.get(
headers={
'Host': 'localhost',
'Upgrade': 'websocket',
'Connection': 'Upgrade',
'Sec-WebSocket-Key': ws.key(),
'Sec-WebSocket-Protocol': 'chat',
'Sec-WebSocket-Version': 13,
},
url='!',
)
assert resp['status'] == 400, 'status'
def test_asgi_websockets_protocol_absent():
client.load('websockets/mirror')
key = ws.key()
resp, sock, _ = ws.upgrade(
headers={
'Host': 'localhost',
'Upgrade': 'websocket',
'Connection': 'Upgrade',
'Sec-WebSocket-Key': key,
'Sec-WebSocket-Version': 13,
}
)
sock.close()
assert resp['status'] == 101, 'status'
assert resp['headers']['Upgrade'] == 'websocket', 'upgrade'
assert resp['headers']['Connection'] == 'Upgrade', 'connection'
assert resp['headers']['Sec-WebSocket-Accept'] == ws.accept(key), 'key'
# autobahn-testsuite
#
# Some following tests fail because of Unit does not support UTF-8
# validation for websocket frames. It should be implemented
# by application, if necessary.
def test_asgi_websockets_1_1_1__1_1_8():
client.load('websockets/mirror')
opcode = ws.OP_TEXT
_, sock, _ = ws.upgrade()
def check_length(length, chopsize=None):
payload = '*' * length
ws.frame_write(sock, opcode, payload, chopsize=chopsize)
frame = ws.frame_read(sock)
check_frame(frame, True, opcode, payload)
check_length(0) # 1_1_1
check_length(125) # 1_1_2
check_length(126) # 1_1_3
check_length(127) # 1_1_4
check_length(128) # 1_1_5
check_length(65535) # 1_1_6
check_length(65536) # 1_1_7
check_length(65536, chopsize=997) # 1_1_8
close_connection(sock)
def test_asgi_websockets_1_2_1__1_2_8():
client.load('websockets/mirror')
opcode = ws.OP_BINARY
_, sock, _ = ws.upgrade()
def check_length(length, chopsize=None):
payload = b'\xfe' * length
ws.frame_write(sock, opcode, payload, chopsize=chopsize)
frame = ws.frame_read(sock)
check_frame(frame, True, opcode, payload)
check_length(0) # 1_2_1
check_length(125) # 1_2_2
check_length(126) # 1_2_3
check_length(127) # 1_2_4
check_length(128) # 1_2_5
check_length(65535) # 1_2_6
check_length(65536) # 1_2_7
check_length(65536, chopsize=997) # 1_2_8
close_connection(sock)
def test_asgi_websockets_2_1__2_6():
client.load('websockets/mirror')
op_ping = ws.OP_PING
op_pong = ws.OP_PONG
_, sock, _ = ws.upgrade()
def check_ping(payload, chopsize=None, decode=True):
ws.frame_write(sock, op_ping, payload, chopsize=chopsize)
frame = ws.frame_read(sock)
check_frame(frame, True, op_pong, payload, decode=decode)
check_ping('') # 2_1
check_ping('Hello, world!') # 2_2
check_ping(b'\x00\xff\xfe\xfd\xfc\xfb\x00\xff', decode=False) # 2_3
check_ping(b'\xfe' * 125, decode=False) # 2_4
check_ping(b'\xfe' * 125, chopsize=1, decode=False) # 2_6
close_connection(sock)
# 2_5
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_PING, b'\xfe' * 126)
check_close(sock, 1002)
def test_asgi_websockets_2_7__2_9():
client.load('websockets/mirror')
# 2_7
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_PONG, '')
assert client.recvall(sock, read_timeout=0.1) == b'', '2_7'
# 2_8
ws.frame_write(sock, ws.OP_PONG, 'unsolicited pong payload')
assert client.recvall(sock, read_timeout=0.1) == b'', '2_8'
# 2_9
payload = 'ping payload'
ws.frame_write(sock, ws.OP_PONG, 'unsolicited pong payload')
ws.frame_write(sock, ws.OP_PING, payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_PONG, payload)
close_connection(sock)
def test_asgi_websockets_2_10__2_11():
client.load('websockets/mirror')
# 2_10
_, sock, _ = ws.upgrade()
for i in range(0, 10):
ws.frame_write(sock, ws.OP_PING, f'payload-{i}')
for i in range(0, 10):
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_PONG, f'payload-{i}')
# 2_11
for i in range(0, 10):
opcode = ws.OP_PING
ws.frame_write(sock, opcode, f'payload-{i}', chopsize=1)
for i in range(0, 10):
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_PONG, f'payload-{i}')
close_connection(sock)
@pytest.mark.skip('not yet')
def test_asgi_websockets_3_1__3_7():
client.load('websockets/mirror')
payload = 'Hello, world!'
# 3_1
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload, rsv1=True)
check_close(sock, 1002)
# 3_2
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload)
ws.frame_write(sock, ws.OP_TEXT, payload, rsv2=True)
ws.frame_write(sock, ws.OP_PING, '')
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
check_close(sock, 1002, no_close=True)
assert client.recvall(sock, read_timeout=0.1) == b'', 'empty 3_2'
sock.close()
# 3_3
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
ws.frame_write(sock, ws.OP_TEXT, payload, rsv1=True, rsv2=True)
check_close(sock, 1002, no_close=True)
assert client.recvall(sock, read_timeout=0.1) == b'', 'empty 3_3'
sock.close()
# 3_4
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload, chopsize=1)
ws.frame_write(sock, ws.OP_TEXT, payload, rsv3=True, chopsize=1)
ws.frame_write(sock, ws.OP_PING, '')
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
check_close(sock, 1002, no_close=True)
assert client.recvall(sock, read_timeout=0.1) == b'', 'empty 3_4'
sock.close()
# 3_5
_, sock, _ = ws.upgrade()
ws.frame_write(
sock,
ws.OP_BINARY,
b'\x00\xff\xfe\xfd\xfc\xfb\x00\xff',
rsv1=True,
rsv3=True,
)
check_close(sock, 1002)
# 3_6
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_PING, payload, rsv2=True, rsv3=True)
check_close(sock, 1002)
# 3_7
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_CLOSE, payload, rsv1=True, rsv2=True, rsv3=True)
check_close(sock, 1002)
def test_asgi_websockets_4_1_1__4_2_5():
client.load('websockets/mirror')
payload = 'Hello, world!'
# 4_1_1
_, sock, _ = ws.upgrade()
ws.frame_write(sock, 0x03, '')
check_close(sock, 1002)
# 4_1_2
_, sock, _ = ws.upgrade()
ws.frame_write(sock, 0x04, 'reserved opcode payload')
check_close(sock, 1002)
# 4_1_3
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
ws.frame_write(sock, 0x05, '')
ws.frame_write(sock, ws.OP_PING, '')
check_close(sock, 1002)
# 4_1_4
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
ws.frame_write(sock, 0x06, payload)
ws.frame_write(sock, ws.OP_PING, '')
check_close(sock, 1002)
# 4_1_5
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload, chopsize=1)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
ws.frame_write(sock, 0x07, payload, chopsize=1)
ws.frame_write(sock, ws.OP_PING, '')
check_close(sock, 1002)
# 4_2_1
_, sock, _ = ws.upgrade()
ws.frame_write(sock, 0x0B, '')
check_close(sock, 1002)
# 4_2_2
_, sock, _ = ws.upgrade()
ws.frame_write(sock, 0x0C, 'reserved opcode payload')
check_close(sock, 1002)
# 4_2_3
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
ws.frame_write(sock, 0x0D, '')
ws.frame_write(sock, ws.OP_PING, '')
check_close(sock, 1002)
# 4_2_4
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
ws.frame_write(sock, 0x0E, payload)
ws.frame_write(sock, ws.OP_PING, '')
check_close(sock, 1002)
# 4_2_5
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, payload, chopsize=1)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, payload)
ws.frame_write(sock, 0x0F, payload, chopsize=1)
ws.frame_write(sock, ws.OP_PING, '')
check_close(sock, 1002)
def test_asgi_websockets_5_1__5_20():
client.load('websockets/mirror')
# 5_1
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_PING, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True)
check_close(sock, 1002)
# 5_2
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_PONG, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True)
check_close(sock, 1002)
# 5_3
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, 'fragment1fragment2')
# 5_4
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False)
assert client.recvall(sock, read_timeout=0.1) == b'', '5_4'
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, 'fragment1fragment2')
# 5_5
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False, chopsize=1)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True, chopsize=1)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, 'fragment1fragment2')
# 5_6
ping_payload = 'ping payload'
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_PING, ping_payload)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_PONG, ping_payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, 'fragment1fragment2')
# 5_7
ping_payload = 'ping payload'
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False)
assert client.recvall(sock, read_timeout=0.1) == b'', '5_7'
ws.frame_write(sock, ws.OP_PING, ping_payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_PONG, ping_payload)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, 'fragment1fragment2')
# 5_8
ping_payload = 'ping payload'
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False, chopsize=1)
ws.frame_write(sock, ws.OP_PING, ping_payload, chopsize=1)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True, chopsize=1)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_PONG, ping_payload)
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_TEXT, 'fragment1fragment2')
# 5_9
ws.frame_write(sock, ws.OP_CONT, 'non-continuation payload', fin=True)
ws.frame_write(sock, ws.OP_TEXT, 'Hello, world!', fin=True)
check_close(sock, 1002)
# 5_10
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_CONT, 'non-continuation payload', fin=True)
ws.frame_write(sock, ws.OP_TEXT, 'Hello, world!', fin=True)
check_close(sock, 1002)
# 5_11
_, sock, _ = ws.upgrade()
ws.frame_write(
sock,
ws.OP_CONT,
'non-continuation payload',
fin=True,
chopsize=1,
)
ws.frame_write(sock, ws.OP_TEXT, 'Hello, world!', fin=True, chopsize=1)
check_close(sock, 1002)
# 5_12
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_CONT, 'non-continuation payload', fin=False)
ws.frame_write(sock, ws.OP_TEXT, 'Hello, world!', fin=True)
check_close(sock, 1002)
# 5_13
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_CONT, 'non-continuation payload', fin=False)
ws.frame_write(sock, ws.OP_TEXT, 'Hello, world!', fin=True)
check_close(sock, 1002)
# 5_14
_, sock, _ = ws.upgrade()
ws.frame_write(
sock,
ws.OP_CONT,
'non-continuation payload',
fin=False,
chopsize=1,
)
ws.frame_write(sock, ws.OP_TEXT, 'Hello, world!', fin=True, chopsize=1)
check_close(sock, 1002)
# 5_15
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=True)
ws.frame_write(sock, ws.OP_CONT, 'fragment3', fin=False)
ws.frame_write(sock, ws.OP_TEXT, 'fragment4', fin=True)
frame = ws.frame_read(sock)
if frame['opcode'] == ws.OP_TEXT:
check_frame(frame, True, ws.OP_TEXT, 'fragment1fragment2')
frame = None
check_close(sock, 1002, frame=frame)
# 5_16
_, sock, _ = ws.upgrade()
for _ in range(0, 2):
ws.frame_write(sock, ws.OP_CONT, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_TEXT, 'fragment2', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment3', fin=True)
check_close(sock, 1002)
# 5_17
_, sock, _ = ws.upgrade()
for _ in range(0, 2):
ws.frame_write(sock, ws.OP_CONT, 'fragment1', fin=True)
ws.frame_write(sock, ws.OP_TEXT, 'fragment2', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment3', fin=True)
check_close(sock, 1002)
# 5_18
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_TEXT, 'fragment2')
check_close(sock, 1002)
# 5_19
_, sock, _ = ws.upgrade()
ws.frame_write(sock, ws.OP_TEXT, 'fragment1', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment2', fin=False)
ws.frame_write(sock, ws.OP_PING, 'pongme 1!')
time.sleep(1)
ws.frame_write(sock, ws.OP_CONT, 'fragment3', fin=False)
ws.frame_write(sock, ws.OP_CONT, 'fragment4', fin=False)
ws.frame_write(sock, ws.OP_PING, 'pongme 2!')
ws.frame_write(sock, ws.OP_CONT, 'fragment5')
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_PONG, 'pongme 1!')
frame = ws.frame_read(sock)
check_frame(frame, True, ws.OP_PONG, 'pongme 2!')
check_frame(
ws.frame_read(sock),
True,
ws.OP_TEXT,
'fragment1fragment2fragment3fragment4fragment5',
)
# 5_20