1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/quic/quic_client_session.h"
#include <vector>
#include "base/stl_util.h"
#include "net/base/capturing_net_log.h"
#include "net/base/net_log_unittest.h"
#include "net/base/test_completion_callback.h"
#include "net/quic/crypto/crypto_protocol.h"
#include "net/quic/crypto/quic_decrypter.h"
#include "net/quic/crypto/quic_encrypter.h"
#include "net/quic/test_tools/quic_test_utils.h"
using testing::_;
namespace net {
namespace test {
namespace {
const char kServerHostname[] = "www.example.com";
class QuicClientSessionTest : public ::testing::Test {
protected:
QuicClientSessionTest()
: guid_(1),
connection_(new PacketSavingConnection(guid_, IPEndPoint())),
session_(connection_, NULL, NULL, kServerHostname, &net_log_) {
}
CapturingNetLog net_log_;
QuicGuid guid_;
PacketSavingConnection* connection_;
QuicClientSession session_;
QuicConnectionVisitorInterface* visitor_;
TestCompletionCallback callback_;
};
TEST_F(QuicClientSessionTest, CryptoConnectSendsCorrectData) {
EXPECT_EQ(ERR_IO_PENDING, session_.CryptoConnect(callback_.callback()));
ASSERT_EQ(1u, connection_->packets_.size());
scoped_ptr<QuicPacket> chlo(ConstructClientHelloPacket(
guid_, connection_->clock(), connection_->random_generator(),
kServerHostname));
CompareQuicDataWithHexError("CHLO", connection_->packets_[0], chlo.get());
}
TEST_F(QuicClientSessionTest, CryptoConnectSendsCompletesAfterSHLO) {
ASSERT_EQ(ERR_IO_PENDING, session_.CryptoConnect(callback_.callback()));
// Send the SHLO message.
CryptoHandshakeMessage server_message;
server_message.tag = kSHLO;
session_.GetCryptoStream()->OnHandshakeMessage(server_message);
EXPECT_EQ(OK, callback_.WaitForResult());
}
TEST_F(QuicClientSessionTest, MaxNumConnections) {
// Initialize crypto before the client session will create a stream.
ASSERT_EQ(ERR_IO_PENDING, session_.CryptoConnect(callback_.callback()));
// Simulate the server crypto handshake.
CryptoHandshakeMessage server_message;
server_message.tag = kSHLO;
session_.GetCryptoStream()->OnHandshakeMessage(server_message);
callback_.WaitForResult();
std::vector<QuicReliableClientStream*> streams;
for (size_t i = 0; i < kDefaultMaxStreamsPerConnection; i++) {
QuicReliableClientStream* stream = session_.CreateOutgoingReliableStream();
EXPECT_TRUE(stream);
streams.push_back(stream);
}
EXPECT_FALSE(session_.CreateOutgoingReliableStream());
// Close a stream and ensure I can now open a new one.
session_.CloseStream(streams[0]->id());
EXPECT_TRUE(session_.CreateOutgoingReliableStream());
}
TEST_F(QuicClientSessionTest, GoAwayReceived) {
// Initialize crypto before the client session will create a stream.
ASSERT_TRUE(session_.CryptoConnect(callback_.callback()));
// Simulate the server crypto handshake.
CryptoHandshakeMessage server_message;
server_message.tag = kSHLO;
session_.GetCryptoStream()->OnHandshakeMessage(server_message);
// After receiving a GoAway, I should no longer be able to create outgoing
// streams.
session_.OnGoAway(QuicGoAwayFrame(QUIC_PEER_GOING_AWAY, 1u, "Going away."));
EXPECT_EQ(NULL, session_.CreateOutgoingReliableStream());
}
TEST_F(QuicClientSessionTest, Logging) {
// Initialize crypto before the client session will create a stream.
ASSERT_EQ(ERR_IO_PENDING, session_.CryptoConnect(callback_.callback()));
// Simulate the server crypto handshake.
CryptoHandshakeMessage server_message;
server_message.tag = kSHLO;
session_.GetCryptoStream()->OnHandshakeMessage(server_message);
callback_.WaitForResult();
// TODO(rch): Add some helper methods to simplify packet creation in tests.
// Receive a packet, and verify that it was logged.
QuicFramer framer(kQuicVersion1,
QuicDecrypter::Create(kNULL),
QuicEncrypter::Create(kNULL));
QuicRstStreamFrame frame;
frame.stream_id = 2;
frame.error_code = QUIC_CONNECTION_TIMED_OUT;
frame.error_details = "doh!";
QuicFrames frames;
frames.push_back(QuicFrame(&frame));
QuicPacketHeader header;
header.public_header.guid = 1;
header.public_header.reset_flag = false;
header.public_header.version_flag = false;
header.packet_sequence_number = 1;
header.entropy_flag = false;
header.fec_flag = false;
header.fec_entropy_flag = false;
header.fec_group = 0;
scoped_ptr<QuicPacket> p(
framer.ConstructFrameDataPacket(header, frames).packet);
scoped_ptr<QuicEncryptedPacket> packet(framer.EncryptPacket(1, *p));
IPAddressNumber ip;
CHECK(ParseIPLiteralToNumber("192.0.2.33", &ip));
IPEndPoint peer_addr = IPEndPoint(ip, 443);
IPEndPoint self_addr = IPEndPoint(ip, 8435);
connection_->ProcessUdpPacketInternal(self_addr, peer_addr, *packet);
// Check that the NetLog was filled reasonably.
net::CapturingNetLog::CapturedEntryList entries;
net_log_.GetEntries(&entries);
EXPECT_LT(0u, entries.size());
// Check that we logged a QUIC_SESSION_PACKET_RECEIVED.
int pos = net::ExpectLogContainsSomewhere(
entries, 0,
net::NetLog::TYPE_QUIC_SESSION_PACKET_RECEIVED,
net::NetLog::PHASE_NONE);
EXPECT_LT(0, pos);
// ... and also a QUIC_SESSION_RST_STREAM_FRAME_RECEIVED.
pos = net::ExpectLogContainsSomewhere(
entries, 0,
net::NetLog::TYPE_QUIC_SESSION_RST_STREAM_FRAME_RECEIVED,
net::NetLog::PHASE_NONE);
EXPECT_LT(0, pos);
int stream_id;
ASSERT_TRUE(entries[pos].GetIntegerValue("stream_id", &stream_id));
EXPECT_EQ(frame.stream_id, static_cast<QuicStreamId>(stream_id));
int error_code;
ASSERT_TRUE(entries[pos].GetIntegerValue("error_code", &error_code));
EXPECT_EQ(frame.error_code, static_cast<QuicErrorCode>(error_code));
std::string details;
ASSERT_TRUE(entries[pos].GetStringValue("details", &details));
EXPECT_EQ(frame.error_details, details);
}
} // namespace
} // namespace test
} // namespace net
|
