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Side by Side Diff: net/quic/quic_fec_group_test.cc

Issue 266243004: Clang format slam. Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 7 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "net/quic/quic_fec_group.h" 5 #include "net/quic/quic_fec_group.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 #include <vector> 8 #include <vector>
9 9
10 #include "base/basictypes.h" 10 #include "base/basictypes.h"
11 #include "base/logging.h" 11 #include "base/logging.h"
12 #include "base/memory/scoped_ptr.h" 12 #include "base/memory/scoped_ptr.h"
13 #include "testing/gmock/include/gmock/gmock.h" 13 #include "testing/gmock/include/gmock/gmock.h"
14 14
15 using ::testing::_; 15 using ::testing::_;
16 using base::StringPiece; 16 using base::StringPiece;
17 17
18 namespace net { 18 namespace net {
19 19
20 namespace { 20 namespace {
21 21
22 const char* kData[] = { 22 const char* kData[] = {
23 "abc12345678", 23 "abc12345678", "987defg", "ghi12345",
24 "987defg", 24 "987jlkmno", "mno4567890", "789pqrstuvw",
25 "ghi12345",
26 "987jlkmno",
27 "mno4567890",
28 "789pqrstuvw",
29 }; 25 };
30 26
31 const bool kEntropyFlag[] = { 27 const bool kEntropyFlag[] = {
32 false, 28 false, true, true, false, true, true,
33 true,
34 true,
35 false,
36 true,
37 true,
38 }; 29 };
39 30
40 } // namespace 31 } // namespace
41 32
42 class QuicFecGroupTest : public ::testing::Test { 33 class QuicFecGroupTest : public ::testing::Test {
43 protected: 34 protected:
44 void RunTest(size_t num_packets, size_t lost_packet, bool out_of_order) { 35 void RunTest(size_t num_packets, size_t lost_packet, bool out_of_order) {
45 size_t max_len = strlen(kData[0]); 36 size_t max_len = strlen(kData[0]);
46 scoped_ptr<char[]> redundancy(new char[max_len]); 37 scoped_ptr<char[]> redundancy(new char[max_len]);
47 for (size_t packet = 0; packet < num_packets; ++packet) { 38 for (size_t packet = 0; packet < num_packets; ++packet) {
(...skipping 24 matching lines...) Expand all
72 ASSERT_TRUE(group.UpdateFec(num_packets, fec)); 63 ASSERT_TRUE(group.UpdateFec(num_packets, fec));
73 } else { 64 } else {
74 QuicPacketHeader header; 65 QuicPacketHeader header;
75 header.packet_sequence_number = packet; 66 header.packet_sequence_number = packet;
76 header.entropy_flag = kEntropyFlag[packet]; 67 header.entropy_flag = kEntropyFlag[packet];
77 ASSERT_TRUE(group.Update(header, kData[packet])); 68 ASSERT_TRUE(group.Update(header, kData[packet]));
78 } 69 }
79 ASSERT_TRUE(group.CanRevive() == (packet == num_packets - 1)); 70 ASSERT_TRUE(group.CanRevive() == (packet == num_packets - 1));
80 } 71 }
81 } else { 72 } else {
82 // Update the FEC state for each non-lost packet. 73 // Update the FEC state for each non-lost packet.
83 for (size_t packet = 0; packet < num_packets; packet++) { 74 for (size_t packet = 0; packet < num_packets; packet++) {
84 if (packet == lost_packet) { 75 if (packet == lost_packet) {
85 continue; 76 continue;
86 } 77 }
87 78
88 QuicPacketHeader header; 79 QuicPacketHeader header;
89 header.packet_sequence_number = packet; 80 header.packet_sequence_number = packet;
90 header.entropy_flag = kEntropyFlag[packet]; 81 header.entropy_flag = kEntropyFlag[packet];
91 ASSERT_TRUE(group.Update(header, kData[packet])); 82 ASSERT_TRUE(group.Update(header, kData[packet]));
92 ASSERT_FALSE(group.CanRevive()); 83 ASSERT_FALSE(group.CanRevive());
93 } 84 }
94 85
95 ASSERT_FALSE(group.IsFinished()); 86 ASSERT_FALSE(group.IsFinished());
96 // Attempt to revive the missing packet. 87 // Attempt to revive the missing packet.
97 QuicFecData fec; 88 QuicFecData fec;
98 fec.fec_group = 0; 89 fec.fec_group = 0;
99 fec.redundancy = StringPiece(redundancy.get(), strlen(kData[0])); 90 fec.redundancy = StringPiece(redundancy.get(), strlen(kData[0]));
100 91
101 ASSERT_TRUE(group.UpdateFec(num_packets, fec)); 92 ASSERT_TRUE(group.UpdateFec(num_packets, fec));
102 } 93 }
103 QuicPacketHeader header; 94 QuicPacketHeader header;
104 char recovered[kMaxPacketSize]; 95 char recovered[kMaxPacketSize];
105 ASSERT_TRUE(group.CanRevive()); 96 ASSERT_TRUE(group.CanRevive());
106 size_t len = group.Revive(&header, recovered, arraysize(recovered)); 97 size_t len = group.Revive(&header, recovered, arraysize(recovered));
107 ASSERT_NE(0u, len) 98 ASSERT_NE(0u, len) << "Failed to revive packet " << lost_packet
108 << "Failed to revive packet " << lost_packet << " out of " 99 << " out of " << num_packets;
109 << num_packets;
110 EXPECT_EQ(lost_packet, header.packet_sequence_number) 100 EXPECT_EQ(lost_packet, header.packet_sequence_number)
111 << "Failed to revive packet " << lost_packet << " out of " 101 << "Failed to revive packet " << lost_packet << " out of "
112 << num_packets; 102 << num_packets;
113 // Revived packets have an unknown entropy. 103 // Revived packets have an unknown entropy.
114 EXPECT_FALSE(header.entropy_flag); 104 EXPECT_FALSE(header.entropy_flag);
115 ASSERT_GE(len, strlen(kData[lost_packet])) << "Incorrect length"; 105 ASSERT_GE(len, strlen(kData[lost_packet])) << "Incorrect length";
116 for (size_t i = 0; i < strlen(kData[lost_packet]); i++) { 106 for (size_t i = 0; i < strlen(kData[lost_packet]); i++) {
117 EXPECT_EQ(kData[lost_packet][i], recovered[i]); 107 EXPECT_EQ(kData[lost_packet][i], recovered[i]);
118 } 108 }
119 ASSERT_TRUE(group.IsFinished()); 109 ASSERT_TRUE(group.IsFinished());
(...skipping 89 matching lines...) Expand 10 before | Expand all | Expand 10 after
209 199
210 EXPECT_FALSE(group.ProtectsPacketsBefore(1)); 200 EXPECT_FALSE(group.ProtectsPacketsBefore(1));
211 EXPECT_FALSE(group.ProtectsPacketsBefore(2)); 201 EXPECT_FALSE(group.ProtectsPacketsBefore(2));
212 EXPECT_TRUE(group.ProtectsPacketsBefore(3)); 202 EXPECT_TRUE(group.ProtectsPacketsBefore(3));
213 EXPECT_TRUE(group.ProtectsPacketsBefore(4)); 203 EXPECT_TRUE(group.ProtectsPacketsBefore(4));
214 EXPECT_TRUE(group.ProtectsPacketsBefore(5)); 204 EXPECT_TRUE(group.ProtectsPacketsBefore(5));
215 EXPECT_TRUE(group.ProtectsPacketsBefore(50)); 205 EXPECT_TRUE(group.ProtectsPacketsBefore(50));
216 } 206 }
217 207
218 } // namespace net 208 } // namespace net
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