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
169
170
171
172
173
174
175
176
177
178
179
|
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/offline_pages/core/archive_validator.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/functional/callback.h"
#include "base/path_service.h"
#include "build/build_config.h"
#include "testing/gtest/include/gtest/gtest.h"
#if BUILDFLAG(IS_ANDROID)
#include "base/test/test_file_util.h"
#endif // BUILDFLAG(IS_ANDROID)
namespace offline_pages {
namespace {
const std::string_view kTestData1 = "This is a test. ";
const std::string_view kTestData2 = "Hello World!";
const int kSmallFileSize = 2 * 1024;
const int kBigFileSize = 3 * 1024 * 1024;
#if BUILDFLAG(IS_ANDROID)
const int kSizeForTestContentUri = 173;
#endif // BUILDFLAG(IS_ANDROID)
// Digest for kTestData1 + kTestData2.
const std::string kExpectedDigestForTestData(
"\x9D\xBF\xED\xE4\x54\x16\xA6\xA3\x36\x2C\x88\xD8\xA8\x2A\x3A\xF3\x51\x1A"
"\x6E\x34\x7E\xEF\xA4\xD5\x1D\xDE\x2A\xD0\xFE\x39\xE8\xA8",
32);
// Digest for file with size 2K, filled with test data.
const std::string kExpectedDigestForSmallFile(
"\x10\xFC\x3C\x51\xA1\x52\xE9\x0E\x5B\x90\x31\x9B\x60\x1D\x92\xCC\xF3\x72"
"\x90\xEF\x53\xC3\x5F\xF9\x25\x07\x68\x7D\x8A\x91\x1A\x08",
32);
// Digest for file with size 3M, filled with test data.
const std::string kExpectedDigestForBigFile(
"\xF6\xDD\x7F\xEC\x85\x84\xAD\x00\x21\x9A\x44\x70\x71\xC1\xFA\x36\x8A\x1C"
"\xAE\xE4\xD9\xC1\x46\x08\x3D\x23\x37\x13\xDD\xCC\xD2\xC0",
32);
// Digest for content URI generated from net/data/file_stream_unittest/red.png.
const std::string kExpectedDigestForContentUri(
"\xEB\x7E\xB8\xE7\x3E\xD1\xE5\x45\x55\xCF\xA1\x8B\x7D\xD6\x75\x26\x2F\x8C"
"\x8C\xDE\x31\x2B\x94\x43\x46\xE2\xF7\x74\xC8\xF7\x3A\x18",
32);
// Helper function to make a character array filled with |size| bytes of
// test content.
std::string MakeContentOfSize(int size) {
EXPECT_GE(size, 0);
std::string result;
result.reserve(size);
for (int i = 0; i < size; i++)
result.append(1, static_cast<char>(i % 256));
return result;
}
#if BUILDFLAG(IS_ANDROID)
base::FilePath GetContentUriPathForTest() {
base::FilePath test_dir;
base::PathService::Get(base::DIR_SRC_TEST_DATA_ROOT, &test_dir);
test_dir = test_dir.AppendASCII("net");
test_dir = test_dir.AppendASCII("data");
test_dir = test_dir.AppendASCII("file_stream_unittest");
EXPECT_TRUE(base::PathExists(test_dir));
base::FilePath image_file = test_dir.Append(FILE_PATH_LITERAL("red.png"));
// Insert the image into MediaStore. MediaStore will do some conversions, and
// return the content URI.
base::FilePath path = base::InsertImageIntoMediaStore(image_file);
EXPECT_TRUE(path.IsContentUri());
EXPECT_TRUE(base::PathExists(path));
return path;
}
#endif // BUILDFLAG(IS_ANDROID)
} // namespace
class ArchiveValidatorTest : public testing::Test {
public:
ArchiveValidatorTest() = default;
~ArchiveValidatorTest() override = default;
base::FilePath CreateFileWithContent(const std::string& content);
private:
base::ScopedTempDir temp_dir_;
};
base::FilePath ArchiveValidatorTest::CreateFileWithContent(
const std::string& content) {
if (!temp_dir_.CreateUniqueTempDir()) {
return base::FilePath();
}
base::FilePath temp_file_path =
temp_dir_.GetPath().Append(FILE_PATH_LITERAL("foo.txt"));
base::WriteFile(temp_file_path, content);
return temp_file_path;
}
TEST_F(ArchiveValidatorTest, ComputeDigestOnData) {
ArchiveValidator archive_validator;
archive_validator.Update(base::as_byte_span(kTestData1));
archive_validator.Update(base::as_byte_span(kTestData2));
std::string actual_digest = archive_validator.Finish();
EXPECT_EQ(kExpectedDigestForTestData, actual_digest);
}
TEST_F(ArchiveValidatorTest, GetSizeAndComputeDigestOnTinyFile) {
std::string expected_data(kTestData1);
expected_data += kTestData2;
base::FilePath temp_file_path = CreateFileWithContent(expected_data);
std::pair<int64_t, std::string> actual_size_and_digest =
ArchiveValidator::GetSizeAndComputeDigest(temp_file_path);
EXPECT_EQ(static_cast<int64_t>(expected_data.size()),
actual_size_and_digest.first);
EXPECT_EQ(kExpectedDigestForTestData, actual_size_and_digest.second);
}
TEST_F(ArchiveValidatorTest, GetSizeAndComputeDigestOnSmallFile) {
std::string expected_data(MakeContentOfSize(kSmallFileSize));
base::FilePath temp_file_path = CreateFileWithContent(expected_data);
std::pair<int64_t, std::string> actual_size_and_digest =
ArchiveValidator::GetSizeAndComputeDigest(temp_file_path);
EXPECT_EQ(kSmallFileSize, actual_size_and_digest.first);
EXPECT_EQ(kExpectedDigestForSmallFile, actual_size_and_digest.second);
}
TEST_F(ArchiveValidatorTest, GetSizeAndComputeDigestOnBigFile) {
std::string expected_data(MakeContentOfSize(kBigFileSize));
base::FilePath temp_file_path = CreateFileWithContent(expected_data);
std::pair<int64_t, std::string> actual_size_and_digest =
ArchiveValidator::GetSizeAndComputeDigest(temp_file_path);
EXPECT_EQ(kBigFileSize, actual_size_and_digest.first);
EXPECT_EQ(kExpectedDigestForBigFile, actual_size_and_digest.second);
}
#if BUILDFLAG(IS_ANDROID)
// Flaky. https://crbug.com/1022323
TEST_F(ArchiveValidatorTest, DISABLED_GetSizeAndComputeDigestOnContentUri) {
base::FilePath content_uri_path = GetContentUriPathForTest();
std::pair<int64_t, std::string> actual_size_and_digest =
ArchiveValidator::GetSizeAndComputeDigest(content_uri_path);
EXPECT_EQ(kSizeForTestContentUri, actual_size_and_digest.first);
EXPECT_EQ(kExpectedDigestForContentUri, actual_size_and_digest.second);
}
#endif // BUILDFLAG(IS_ANDROID)
TEST_F(ArchiveValidatorTest, ValidateSmallFile) {
std::string expected_data(MakeContentOfSize(kSmallFileSize));
base::FilePath temp_file_path = CreateFileWithContent(expected_data);
EXPECT_TRUE(ArchiveValidator::ValidateFile(temp_file_path, kSmallFileSize,
kExpectedDigestForSmallFile));
}
TEST_F(ArchiveValidatorTest, ValidateBigFile) {
std::string expected_data(MakeContentOfSize(kBigFileSize));
base::FilePath temp_file_path = CreateFileWithContent(expected_data);
EXPECT_TRUE(ArchiveValidator::ValidateFile(temp_file_path, kBigFileSize,
kExpectedDigestForBigFile));
}
#if BUILDFLAG(IS_ANDROID)
// Flaky. https://crbug.com/1022322
TEST_F(ArchiveValidatorTest, DISABLED_ValidateContentUri) {
base::FilePath content_uri_path = GetContentUriPathForTest();
EXPECT_TRUE(ArchiveValidator::ValidateFile(
content_uri_path, kSizeForTestContentUri, kExpectedDigestForContentUri));
}
#endif // BUILDFLAG(IS_ANDROID)
} // namespace offline_pages
|
