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
|
// Copyright 2014 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/spdy/spdy_pinnable_buffer_piece.h"
#include "net/spdy/spdy_prefixed_buffer_reader.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace net {
namespace test {
using base::StringPiece;
class SpdyPinnableBufferPieceTest : public ::testing::Test {
protected:
SpdyPrefixedBufferReader Build(std::string prefix, std::string suffix) {
prefix_ = prefix;
suffix_ = suffix;
return SpdyPrefixedBufferReader(prefix_.data(), prefix_.length(),
suffix_.data(), suffix_.length());
}
std::string prefix_, suffix_;
};
TEST_F(SpdyPinnableBufferPieceTest, Pin) {
SpdyPrefixedBufferReader reader = Build("foobar", "");
SpdyPinnableBufferPiece piece;
EXPECT_TRUE(reader.ReadN(6, &piece));
// Piece points to underlying prefix storage.
EXPECT_EQ(StringPiece("foobar"), piece);
EXPECT_FALSE(piece.IsPinned());
EXPECT_EQ(prefix_.data(), piece.buffer());
piece.Pin();
// Piece now points to allocated storage.
EXPECT_EQ(StringPiece("foobar"), piece);
EXPECT_TRUE(piece.IsPinned());
EXPECT_NE(prefix_.data(), piece.buffer());
// Pinning again has no effect.
const char* buffer = piece.buffer();
piece.Pin();
EXPECT_EQ(buffer, piece.buffer());
}
TEST_F(SpdyPinnableBufferPieceTest, Swap) {
SpdyPrefixedBufferReader reader = Build("foobar", "");
SpdyPinnableBufferPiece piece1, piece2;
EXPECT_TRUE(reader.ReadN(4, &piece1));
EXPECT_TRUE(reader.ReadN(2, &piece2));
piece1.Pin();
EXPECT_EQ(StringPiece("foob"), piece1);
EXPECT_TRUE(piece1.IsPinned());
EXPECT_EQ(StringPiece("ar"), piece2);
EXPECT_FALSE(piece2.IsPinned());
piece1.Swap(&piece2);
EXPECT_EQ(StringPiece("ar"), piece1);
EXPECT_FALSE(piece1.IsPinned());
EXPECT_EQ(StringPiece("foob"), piece2);
EXPECT_TRUE(piece2.IsPinned());
SpdyPinnableBufferPiece empty;
piece2.Swap(&empty);
EXPECT_EQ(StringPiece(""), piece2);
EXPECT_FALSE(piece2.IsPinned());
}
} // namespace test
} // namespace net
|
