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import unittest
import six
from socketio import packet
class TestPacket(unittest.TestCase):
def test_encode_default_packet(self):
pkt = packet.Packet()
self.assertEqual(pkt.packet_type, packet.EVENT)
self.assertIsNone(pkt.data)
self.assertIsNone(pkt.namespace)
self.assertIsNone(pkt.id)
self.assertEqual(pkt.attachment_count, 0)
self.assertEqual(pkt.encode(), '2')
def test_decode_default_packet(self):
pkt = packet.Packet(encoded_packet='2')
self.assertTrue(pkt.encode(), '2')
def test_encode_text_event_packet(self):
pkt = packet.Packet(packet_type=packet.EVENT,
data=[six.text_type('foo')])
self.assertEqual(pkt.packet_type, packet.EVENT)
self.assertEqual(pkt.data, ['foo'])
self.assertEqual(pkt.encode(), '2["foo"]')
def test_decode_text_event_packet(self):
pkt = packet.Packet(encoded_packet='2["foo"]')
self.assertEqual(pkt.packet_type, packet.EVENT)
self.assertEqual(pkt.data, ['foo'])
self.assertEqual(pkt.encode(), '2["foo"]')
def test_decode_empty_event_packet(self):
pkt = packet.Packet(encoded_packet='1')
self.assertEqual(pkt.packet_type, packet.DISCONNECT)
# same thing, but with a numeric payload
pkt = packet.Packet(encoded_packet=1)
self.assertEqual(pkt.packet_type, packet.DISCONNECT)
def test_encode_binary_event_packet(self):
pkt = packet.Packet(packet_type=packet.EVENT, data=b'1234')
self.assertEqual(pkt.packet_type, packet.BINARY_EVENT)
self.assertEqual(pkt.data, b'1234')
a = ['51-{"_placeholder":true,"num":0}', b'1234']
b = ['51-{"num":0,"_placeholder":true}', b'1234']
encoded_packet = pkt.encode()
self.assertTrue(encoded_packet == a or encoded_packet == b)
def test_decode_binary_event_packet(self):
pkt = packet.Packet(encoded_packet='51-{"_placeholder":true,"num":0}')
self.assertTrue(pkt.add_attachment(b'1234'))
self.assertEqual(pkt.packet_type, packet.BINARY_EVENT)
self.assertEqual(pkt.data, b'1234')
def test_encode_text_ack_packet(self):
pkt = packet.Packet(packet_type=packet.ACK,
data=[six.text_type('foo')])
self.assertEqual(pkt.packet_type, packet.ACK)
self.assertEqual(pkt.data, ['foo'])
self.assertEqual(pkt.encode(), '3["foo"]')
def test_decode_text_ack_packet(self):
pkt = packet.Packet(encoded_packet='3["foo"]')
self.assertEqual(pkt.packet_type, packet.ACK)
self.assertEqual(pkt.data, ['foo'])
self.assertEqual(pkt.encode(), '3["foo"]')
def test_encode_binary_ack_packet(self):
pkt = packet.Packet(packet_type=packet.ACK, data=b'1234')
self.assertEqual(pkt.packet_type, packet.BINARY_ACK)
self.assertEqual(pkt.data, b'1234')
a = ['61-{"_placeholder":true,"num":0}', b'1234']
b = ['61-{"num":0,"_placeholder":true}', b'1234']
encoded_packet = pkt.encode()
self.assertTrue(encoded_packet == a or encoded_packet == b)
def test_decode_binary_ack_packet(self):
pkt = packet.Packet(encoded_packet='61-{"_placeholder":true,"num":0}')
self.assertTrue(pkt.add_attachment(b'1234'))
self.assertEqual(pkt.packet_type, packet.BINARY_ACK)
self.assertEqual(pkt.data, b'1234')
def test_invalid_binary_packet(self):
self.assertRaises(ValueError, packet.Packet, packet_type=packet.ERROR,
data=b'123')
def test_encode_namespace(self):
pkt = packet.Packet(packet_type=packet.EVENT,
data=[six.text_type('foo')], namespace='/bar')
self.assertEqual(pkt.namespace, '/bar')
self.assertEqual(pkt.encode(), '2/bar,["foo"]')
def test_decode_namespace(self):
pkt = packet.Packet(encoded_packet='2/bar,["foo"]')
self.assertEqual(pkt.namespace, '/bar')
self.assertEqual(pkt.encode(), '2/bar,["foo"]')
def test_decode_namespace_with_query_string(self):
# some Socket.IO clients mistakenly attach the query string to the
# namespace
pkt = packet.Packet(encoded_packet='2/bar?a=b,["foo"]')
self.assertEqual(pkt.namespace, '/bar')
self.assertEqual(pkt.encode(), '2/bar,["foo"]')
def test_encode_namespace_no_data(self):
pkt = packet.Packet(packet_type=packet.EVENT, namespace='/bar')
self.assertEqual(pkt.encode(), '2/bar')
def test_decode_namespace_no_data(self):
pkt = packet.Packet(encoded_packet='2/bar')
self.assertEqual(pkt.namespace, '/bar')
self.assertEqual(pkt.encode(), '2/bar')
def test_encode_namespace_with_hyphens(self):
pkt = packet.Packet(packet_type=packet.EVENT,
data=[six.text_type('foo')], namespace='/b-a-r')
self.assertEqual(pkt.namespace, '/b-a-r')
self.assertEqual(pkt.encode(), '2/b-a-r,["foo"]')
def test_decode_namespace_with_hyphens(self):
pkt = packet.Packet(encoded_packet='2/b-a-r,["foo"]')
self.assertEqual(pkt.namespace, '/b-a-r')
self.assertEqual(pkt.encode(), '2/b-a-r,["foo"]')
def test_encode_event_with_hyphens(self):
pkt = packet.Packet(packet_type=packet.EVENT,
data=[six.text_type('f-o-o')])
self.assertEqual(pkt.namespace, None)
self.assertEqual(pkt.encode(), '2["f-o-o"]')
def test_decode_event_with_hyphens(self):
pkt = packet.Packet(encoded_packet='2["f-o-o"]')
self.assertEqual(pkt.namespace, None)
self.assertEqual(pkt.encode(), '2["f-o-o"]')
def test_encode_id(self):
pkt = packet.Packet(packet_type=packet.EVENT,
data=[six.text_type('foo')], id=123)
self.assertEqual(pkt.id, 123)
self.assertEqual(pkt.encode(), '2123["foo"]')
def test_decode_id(self):
pkt = packet.Packet(encoded_packet='2123["foo"]')
self.assertEqual(pkt.id, 123)
self.assertEqual(pkt.encode(), '2123["foo"]')
def test_encode_id_no_data(self):
pkt = packet.Packet(packet_type=packet.EVENT, id=123)
self.assertEqual(pkt.id, 123)
self.assertIsNone(pkt.data)
self.assertEqual(pkt.encode(), '2123')
def test_decode_id_no_data(self):
pkt = packet.Packet(encoded_packet='2123')
self.assertEqual(pkt.id, 123)
self.assertIsNone(pkt.data)
self.assertEqual(pkt.encode(), '2123')
def test_encode_namespace_and_id(self):
pkt = packet.Packet(packet_type=packet.EVENT,
data=[six.text_type('foo')], namespace='/bar',
id=123)
self.assertEqual(pkt.namespace, '/bar')
self.assertEqual(pkt.id, 123)
self.assertEqual(pkt.encode(), '2/bar,123["foo"]')
def test_decode_namespace_and_id(self):
pkt = packet.Packet(encoded_packet='2/bar,123["foo"]')
self.assertEqual(pkt.namespace, '/bar')
self.assertEqual(pkt.id, 123)
self.assertEqual(pkt.encode(), '2/bar,123["foo"]')
def test_encode_many_binary(self):
pkt = packet.Packet(packet_type=packet.EVENT,
data={'a': six.text_type('123'),
'b': b'456',
'c': [b'789', 123]})
self.assertEqual(pkt.packet_type, packet.BINARY_EVENT)
ep = pkt.encode()
self.assertEqual(len(ep), 3)
self.assertIn(b'456', ep)
self.assertIn(b'789', ep)
def test_encode_many_binary_ack(self):
pkt = packet.Packet(packet_type=packet.ACK,
data={'a': six.text_type('123'),
'b': b'456',
'c': [b'789', 123]})
self.assertEqual(pkt.packet_type, packet.BINARY_ACK)
ep = pkt.encode()
self.assertEqual(len(ep), 3)
self.assertIn(b'456', ep)
self.assertIn(b'789', ep)
def test_decode_many_binary(self):
pkt = packet.Packet(encoded_packet=(
'52-{"a":"123","b":{"_placeholder":true,"num":0},'
'"c":[{"_placeholder":true,"num":1},123]}'))
self.assertFalse(pkt.add_attachment(b'456'))
self.assertTrue(pkt.add_attachment(b'789'))
self.assertEqual(pkt.packet_type, packet.BINARY_EVENT)
self.assertEqual(pkt.data['a'], '123')
self.assertEqual(pkt.data['b'], b'456')
self.assertEqual(pkt.data['c'], [b'789', 123])
def test_decode_many_binary_ack(self):
pkt = packet.Packet(encoded_packet=(
'62-{"a":"123","b":{"_placeholder":true,"num":0},'
'"c":[{"_placeholder":true,"num":1},123]}'))
self.assertFalse(pkt.add_attachment(b'456'))
self.assertTrue(pkt.add_attachment(b'789'))
self.assertEqual(pkt.packet_type, packet.BINARY_ACK)
self.assertEqual(pkt.data['a'], '123')
self.assertEqual(pkt.data['b'], b'456')
self.assertEqual(pkt.data['c'], [b'789', 123])
def test_decode_too_many_binary_packets(self):
pkt = packet.Packet(encoded_packet=(
'62-{"a":"123","b":{"_placeholder":true,"num":0},'
'"c":[{"_placeholder":true,"num":1},123]}'))
self.assertFalse(pkt.add_attachment(b'456'))
self.assertTrue(pkt.add_attachment(b'789'))
self.assertRaises(ValueError, pkt.add_attachment, b'123')
def test_data_is_binary_list(self):
pkt = packet.Packet()
self.assertFalse(pkt._data_is_binary([six.text_type('foo')]))
self.assertFalse(pkt._data_is_binary([]))
self.assertTrue(pkt._data_is_binary([b'foo']))
self.assertTrue(pkt._data_is_binary([six.text_type('foo'), b'bar']))
def test_data_is_binary_dict(self):
pkt = packet.Packet()
self.assertFalse(pkt._data_is_binary({'a': six.text_type('foo')}))
self.assertFalse(pkt._data_is_binary({}))
self.assertTrue(pkt._data_is_binary({'a': b'foo'}))
self.assertTrue(pkt._data_is_binary({'a': six.text_type('foo'),
'b': b'bar'}))
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