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Issue 14885021: Cleanup: Prefix HTML5 Sandbox FileSystem related files with 'sandbox_' (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 7 months ago
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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
3 // found in the LICENSE file.
4
5 #include "webkit/fileapi/file_system_database_test_helper.h"
6
7 #include <algorithm>
8 #include <functional>
9 #include <vector>
10
11 #include "base/file_util.h"
12 #include "base/stl_util.h"
13 #include "testing/gtest/include/gtest/gtest.h"
14 #include "webkit/fileapi/file_system_util.h"
15
16 namespace fileapi {
17
18 void CorruptDatabase(const base::FilePath& db_path,
19 leveldb::FileType type,
20 ptrdiff_t offset,
21 size_t size) {
22 file_util::FileEnumerator file_enum(db_path, false /* not recursive */,
23 file_util::FileEnumerator::DIRECTORIES |
24 file_util::FileEnumerator::FILES);
25 base::FilePath file_path;
26 base::FilePath picked_file_path;
27 uint64 picked_file_number = kuint64max;
28
29 while (!(file_path = file_enum.Next()).empty()) {
30 uint64 number = kuint64max;
31 leveldb::FileType file_type;
32 EXPECT_TRUE(leveldb::ParseFileName(FilePathToString(file_path.BaseName()),
33 &number, &file_type));
34 if (file_type == type &&
35 (picked_file_number == kuint64max || picked_file_number < number)) {
36 picked_file_path = file_path;
37 picked_file_number = number;
38 }
39 }
40
41 EXPECT_FALSE(picked_file_path.empty());
42 EXPECT_NE(kuint64max, picked_file_number);
43
44 bool created = true;
45 base::PlatformFileError error = base::PLATFORM_FILE_ERROR_FAILED;
46 base::PlatformFile file =
47 CreatePlatformFile(picked_file_path,
48 base::PLATFORM_FILE_OPEN |
49 base::PLATFORM_FILE_READ |
50 base::PLATFORM_FILE_WRITE,
51 &created, &error);
52 EXPECT_EQ(base::PLATFORM_FILE_OK, error);
53 EXPECT_FALSE(created);
54
55 base::PlatformFileInfo file_info;
56 EXPECT_TRUE(base::GetPlatformFileInfo(file, &file_info));
57 if (offset < 0)
58 offset += file_info.size;
59 EXPECT_GE(offset, 0);
60 EXPECT_LE(offset, file_info.size);
61
62 size = std::min(size, static_cast<size_t>(file_info.size - offset));
63
64 std::vector<char> buf(size);
65 int read_size = base::ReadPlatformFile(file, offset,
66 vector_as_array(&buf), buf.size());
67 EXPECT_LT(0, read_size);
68 EXPECT_GE(buf.size(), static_cast<size_t>(read_size));
69 buf.resize(read_size);
70
71 std::transform(buf.begin(), buf.end(), buf.begin(),
72 std::logical_not<char>());
73
74 int written_size = base::WritePlatformFile(file, offset,
75 vector_as_array(&buf), buf.size());
76 EXPECT_GT(written_size, 0);
77 EXPECT_EQ(buf.size(), static_cast<size_t>(written_size));
78
79 base::ClosePlatformFile(file);
80 }
81
82 void DeleteDatabaseFile(const base::FilePath& db_path,
83 leveldb::FileType type) {
84 file_util::FileEnumerator file_enum(db_path, false /* not recursive */,
85 file_util::FileEnumerator::DIRECTORIES |
86 file_util::FileEnumerator::FILES);
87 base::FilePath file_path;
88 while (!(file_path = file_enum.Next()).empty()) {
89 uint64 number = kuint64max;
90 leveldb::FileType file_type;
91 EXPECT_TRUE(leveldb::ParseFileName(FilePathToString(file_path.BaseName()),
92 &number, &file_type));
93 if (file_type == type) {
94 file_util::Delete(file_path, false);
95 // We may have multiple files for the same type, so don't break here.
96 }
97 }
98
99 }
100
101 } // namespace fileapi
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