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| 1 // Copyright (c) 2011 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 "base/file_util.h" | |
| 6 #include "base/message_loop.h" | |
| 7 #include "base/scoped_temp_dir.h" | |
| 8 #include "base/string_number_conversions.h" | |
| 9 #include "chrome/browser/download/base_file.h" | |
| 10 #include "content/browser/browser_thread.h" | |
| 11 #include "net/base/file_stream.h" | |
| 12 #include "testing/gtest/include/gtest/gtest.h" | |
| 13 | |
| 14 namespace { | |
| 15 | |
| 16 const char kTestData1[] = "Let's write some data to the file!\n"; | |
| 17 const char kTestData2[] = "Writing more data.\n"; | |
| 18 const char kTestData3[] = "Final line."; | |
| 19 | |
| 20 class BaseFileTest : public testing::Test { | |
| 21 public: | |
| 22 BaseFileTest() | |
| 23 : expect_file_survives_(false), | |
| 24 file_thread_(BrowserThread::FILE, &message_loop_) { | |
| 25 } | |
| 26 | |
| 27 virtual void SetUp() { | |
| 28 ASSERT_TRUE(temp_dir_.CreateUniqueTempDir()); | |
| 29 base_file_.reset( | |
| 30 new BaseFile(FilePath(), GURL(), GURL(), 0, file_stream_)); | |
| 31 } | |
| 32 | |
| 33 virtual void TearDown() { | |
| 34 EXPECT_FALSE(base_file_->in_progress()); | |
| 35 EXPECT_EQ(static_cast<int64>(expected_data_.size()), | |
| 36 base_file_->bytes_so_far()); | |
| 37 | |
| 38 FilePath full_path = base_file_->full_path(); | |
| 39 | |
| 40 if (!expected_data_.empty()) { | |
| 41 // Make sure the data has been properly written to disk. | |
| 42 std::string disk_data; | |
| 43 EXPECT_TRUE(file_util::ReadFileToString(full_path, &disk_data)); | |
| 44 EXPECT_EQ(expected_data_, disk_data); | |
| 45 } | |
| 46 | |
| 47 // Make sure the mock BrowserThread outlives the BaseFile to satisfy | |
| 48 // thread checks inside it. | |
| 49 base_file_.reset(); | |
| 50 | |
| 51 EXPECT_EQ(expect_file_survives_, file_util::PathExists(full_path)); | |
| 52 } | |
| 53 | |
| 54 void AppendDataToFile(const std::string& data) { | |
| 55 ASSERT_TRUE(base_file_->in_progress()); | |
| 56 base_file_->AppendDataToFile(data.data(), data.size()); | |
| 57 expected_data_ += data; | |
| 58 EXPECT_EQ(static_cast<int64>(expected_data_.size()), | |
| 59 base_file_->bytes_so_far()); | |
| 60 } | |
| 61 | |
| 62 protected: | |
| 63 linked_ptr<net::FileStream> file_stream_; | |
| 64 | |
| 65 // BaseClass instance we are testing. | |
| 66 scoped_ptr<BaseFile> base_file_; | |
| 67 | |
| 68 // Temporary directory for renamed downloads. | |
| 69 ScopedTempDir temp_dir_; | |
| 70 | |
| 71 // Expect the file to survive deletion of the BaseFile instance. | |
| 72 bool expect_file_survives_; | |
| 73 | |
| 74 private: | |
| 75 // Keep track of what data should be saved to the disk file. | |
| 76 std::string expected_data_; | |
| 77 | |
| 78 // Mock file thread to satisfy debug checks in BaseFile. | |
| 79 MessageLoop message_loop_; | |
| 80 BrowserThread file_thread_; | |
| 81 }; | |
| 82 | |
| 83 // Test the most basic scenario: just create the object and do a sanity check | |
| 84 // on all its accessors. This is actually a case that rarely happens | |
| 85 // in production, where we would at least Initialize it. | |
| 86 TEST_F(BaseFileTest, CreateDestroy) { | |
| 87 EXPECT_EQ(FilePath().value(), base_file_->full_path().value()); | |
| 88 } | |
| 89 | |
| 90 // Cancel the download explicitly. | |
| 91 TEST_F(BaseFileTest, Cancel) { | |
| 92 ASSERT_TRUE(base_file_->Initialize(false)); | |
| 93 EXPECT_TRUE(file_util::PathExists(base_file_->full_path())); | |
| 94 base_file_->Cancel(); | |
| 95 EXPECT_FALSE(file_util::PathExists(base_file_->full_path())); | |
| 96 EXPECT_NE(FilePath().value(), base_file_->full_path().value()); | |
| 97 } | |
| 98 | |
| 99 // Write data to the file and detach it, so it doesn't get deleted | |
| 100 // automatically when base_file_ is destructed. | |
| 101 TEST_F(BaseFileTest, WriteAndDetach) { | |
| 102 ASSERT_TRUE(base_file_->Initialize(false)); | |
| 103 AppendDataToFile(kTestData1); | |
| 104 base_file_->Finish(); | |
| 105 base_file_->Detach(); | |
| 106 expect_file_survives_ = true; | |
| 107 } | |
| 108 | |
| 109 // Write data to the file and detach it, and calculate its sha256 hash. | |
| 110 TEST_F(BaseFileTest, WriteWithHashAndDetach) { | |
| 111 ASSERT_TRUE(base_file_->Initialize(true)); | |
| 112 AppendDataToFile(kTestData1); | |
| 113 base_file_->Finish(); | |
| 114 | |
| 115 std::string hash; | |
| 116 base_file_->GetSha256Hash(&hash); | |
| 117 EXPECT_EQ("0B2D3F3F7943AD64B860DF94D05CB56A8A97C6EC5768B5B70B930C5AA7FA9ADE", | |
| 118 base::HexEncode(hash.data(), hash.size())); | |
| 119 | |
| 120 base_file_->Detach(); | |
| 121 expect_file_survives_ = true; | |
| 122 } | |
| 123 | |
| 124 // Rename the file after writing to it, then detach. | |
| 125 TEST_F(BaseFileTest, WriteThenRenameAndDetach) { | |
| 126 ASSERT_TRUE(base_file_->Initialize(false)); | |
| 127 | |
| 128 FilePath initial_path(base_file_->full_path()); | |
| 129 EXPECT_TRUE(file_util::PathExists(initial_path)); | |
| 130 FilePath new_path(temp_dir_.path().AppendASCII("NewFile")); | |
| 131 EXPECT_FALSE(file_util::PathExists(new_path)); | |
| 132 | |
| 133 AppendDataToFile(kTestData1); | |
| 134 | |
| 135 EXPECT_TRUE(base_file_->Rename(new_path)); | |
| 136 EXPECT_FALSE(file_util::PathExists(initial_path)); | |
| 137 EXPECT_TRUE(file_util::PathExists(new_path)); | |
| 138 | |
| 139 base_file_->Finish(); | |
| 140 base_file_->Detach(); | |
| 141 expect_file_survives_ = true; | |
| 142 } | |
| 143 | |
| 144 // Write data to the file once. | |
| 145 TEST_F(BaseFileTest, SingleWrite) { | |
| 146 ASSERT_TRUE(base_file_->Initialize(false)); | |
| 147 AppendDataToFile(kTestData1); | |
| 148 base_file_->Finish(); | |
| 149 } | |
| 150 | |
| 151 // Write data to the file multiple times. | |
| 152 TEST_F(BaseFileTest, MultipleWrites) { | |
| 153 ASSERT_TRUE(base_file_->Initialize(false)); | |
| 154 AppendDataToFile(kTestData1); | |
| 155 AppendDataToFile(kTestData2); | |
| 156 AppendDataToFile(kTestData3); | |
| 157 std::string hash; | |
| 158 EXPECT_FALSE(base_file_->GetSha256Hash(&hash)); | |
| 159 base_file_->Finish(); | |
| 160 } | |
| 161 | |
| 162 // Write data to the file once and calculate its sha256 hash. | |
| 163 TEST_F(BaseFileTest, SingleWriteWithHash) { | |
| 164 ASSERT_TRUE(base_file_->Initialize(true)); | |
| 165 AppendDataToFile(kTestData1); | |
| 166 base_file_->Finish(); | |
| 167 | |
| 168 std::string hash; | |
| 169 base_file_->GetSha256Hash(&hash); | |
| 170 EXPECT_EQ("0B2D3F3F7943AD64B860DF94D05CB56A8A97C6EC5768B5B70B930C5AA7FA9ADE", | |
| 171 base::HexEncode(hash.data(), hash.size())); | |
| 172 } | |
| 173 | |
| 174 // Write data to the file multiple times and calculate its sha256 hash. | |
| 175 TEST_F(BaseFileTest, MultipleWritesWithHash) { | |
| 176 std::string hash; | |
| 177 | |
| 178 ASSERT_TRUE(base_file_->Initialize(true)); | |
| 179 AppendDataToFile(kTestData1); | |
| 180 AppendDataToFile(kTestData2); | |
| 181 AppendDataToFile(kTestData3); | |
| 182 // no hash before Finish() is called either. | |
| 183 EXPECT_FALSE(base_file_->GetSha256Hash(&hash)); | |
| 184 base_file_->Finish(); | |
| 185 | |
| 186 EXPECT_TRUE(base_file_->GetSha256Hash(&hash)); | |
| 187 EXPECT_EQ("CBF68BF10F8003DB86B31343AFAC8C7175BD03FB5FC905650F8C80AF087443A8", | |
| 188 base::HexEncode(hash.data(), hash.size())); | |
| 189 } | |
| 190 | |
| 191 // Rename the file after all writes to it. | |
| 192 TEST_F(BaseFileTest, WriteThenRename) { | |
| 193 ASSERT_TRUE(base_file_->Initialize(false)); | |
| 194 | |
| 195 FilePath initial_path(base_file_->full_path()); | |
| 196 EXPECT_TRUE(file_util::PathExists(initial_path)); | |
| 197 FilePath new_path(temp_dir_.path().AppendASCII("NewFile")); | |
| 198 EXPECT_FALSE(file_util::PathExists(new_path)); | |
| 199 | |
| 200 AppendDataToFile(kTestData1); | |
| 201 | |
| 202 EXPECT_TRUE(base_file_->Rename(new_path)); | |
| 203 EXPECT_FALSE(file_util::PathExists(initial_path)); | |
| 204 EXPECT_TRUE(file_util::PathExists(new_path)); | |
| 205 | |
| 206 base_file_->Finish(); | |
| 207 } | |
| 208 | |
| 209 // Rename the file while the download is still in progress. | |
| 210 TEST_F(BaseFileTest, RenameWhileInProgress) { | |
| 211 ASSERT_TRUE(base_file_->Initialize(false)); | |
| 212 | |
| 213 FilePath initial_path(base_file_->full_path()); | |
| 214 EXPECT_TRUE(file_util::PathExists(initial_path)); | |
| 215 FilePath new_path(temp_dir_.path().AppendASCII("NewFile")); | |
| 216 EXPECT_FALSE(file_util::PathExists(new_path)); | |
| 217 | |
| 218 AppendDataToFile(kTestData1); | |
| 219 | |
| 220 EXPECT_TRUE(base_file_->in_progress()); | |
| 221 EXPECT_TRUE(base_file_->Rename(new_path)); | |
| 222 EXPECT_FALSE(file_util::PathExists(initial_path)); | |
| 223 EXPECT_TRUE(file_util::PathExists(new_path)); | |
| 224 | |
| 225 AppendDataToFile(kTestData2); | |
| 226 | |
| 227 base_file_->Finish(); | |
| 228 } | |
| 229 | |
| 230 } // namespace | |
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Chromium Code Reviews
Issue 7373004:
Move the save file code from chrome to content. This is just a file move so the DEPS in content\b... (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/