1// Copyright 2014 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 "net/url_request/url_fetcher_response_writer.h" 6 7#include "base/files/file_util.h" 8#include "base/files/scoped_temp_dir.h" 9#include "base/message_loop/message_loop_proxy.h" 10#include "base/run_loop.h" 11#include "net/base/io_buffer.h" 12#include "net/base/net_errors.h" 13#include "net/base/test_completion_callback.h" 14#include "testing/platform_test.h" 15 16namespace net { 17 18namespace { 19 20const char kData[] = "Hello!"; 21 22} // namespace 23 24class URLFetcherStringWriterTest : public PlatformTest { 25 protected: 26 virtual void SetUp() OVERRIDE { 27 writer_.reset(new URLFetcherStringWriter); 28 buf_ = new StringIOBuffer(kData); 29 } 30 31 scoped_ptr<URLFetcherStringWriter> writer_; 32 scoped_refptr<StringIOBuffer> buf_; 33}; 34 35TEST_F(URLFetcherStringWriterTest, Basic) { 36 int rv = 0; 37 // Initialize(), Write() and Finish(). 38 TestCompletionCallback callback; 39 rv = writer_->Initialize(callback.callback()); 40 EXPECT_EQ(OK, callback.GetResult(rv)); 41 rv = writer_->Write(buf_.get(), buf_->size(), callback.callback()); 42 EXPECT_EQ(buf_->size(), callback.GetResult(rv)); 43 rv = writer_->Finish(callback.callback()); 44 EXPECT_EQ(OK, callback.GetResult(rv)); 45 46 // Verify the result. 47 EXPECT_EQ(kData, writer_->data()); 48 49 // Initialize() again to reset. 50 rv = writer_->Initialize(callback.callback()); 51 EXPECT_EQ(OK, callback.GetResult(rv)); 52 EXPECT_TRUE(writer_->data().empty()); 53} 54 55class URLFetcherFileWriterTest : public PlatformTest { 56 protected: 57 virtual void SetUp() OVERRIDE { 58 ASSERT_TRUE(temp_dir_.CreateUniqueTempDir()); 59 file_path_ = temp_dir_.path().AppendASCII("test.txt"); 60 writer_.reset(new URLFetcherFileWriter( 61 base::MessageLoopProxy::current(), file_path_)); 62 buf_ = new StringIOBuffer(kData); 63 } 64 65 base::ScopedTempDir temp_dir_; 66 base::FilePath file_path_; 67 scoped_ptr<URLFetcherFileWriter> writer_; 68 scoped_refptr<StringIOBuffer> buf_; 69}; 70 71TEST_F(URLFetcherFileWriterTest, WriteToFile) { 72 int rv = 0; 73 // Initialize(), Write() and Finish(). 74 TestCompletionCallback callback; 75 rv = writer_->Initialize(callback.callback()); 76 EXPECT_EQ(OK, callback.GetResult(rv)); 77 rv = writer_->Write(buf_.get(), buf_->size(), callback.callback()); 78 EXPECT_EQ(buf_->size(), callback.GetResult(rv)); 79 rv = writer_->Finish(callback.callback()); 80 EXPECT_EQ(OK, callback.GetResult(rv)); 81 82 // Verify the result. 83 EXPECT_EQ(file_path_.value(), writer_->file_path().value()); 84 std::string file_contents; 85 EXPECT_TRUE(base::ReadFileToString(writer_->file_path(), &file_contents)); 86 EXPECT_EQ(kData, file_contents); 87 88 // Destroy the writer. File should be deleted. 89 writer_.reset(); 90 base::RunLoop().RunUntilIdle(); 91 EXPECT_FALSE(base::PathExists(file_path_)); 92} 93 94TEST_F(URLFetcherFileWriterTest, InitializeAgain) { 95 int rv = 0; 96 // Initialize(), Write() and Finish(). 97 TestCompletionCallback callback; 98 rv = writer_->Initialize(callback.callback()); 99 EXPECT_EQ(OK, callback.GetResult(rv)); 100 rv = writer_->Write(buf_.get(), buf_->size(), callback.callback()); 101 EXPECT_EQ(buf_->size(), callback.GetResult(rv)); 102 rv = writer_->Finish(callback.callback()); 103 EXPECT_EQ(OK, callback.GetResult(rv)); 104 105 // Verify the result. 106 std::string file_contents; 107 EXPECT_TRUE(base::ReadFileToString(writer_->file_path(), &file_contents)); 108 EXPECT_EQ(kData, file_contents); 109 110 // Initialize() again to reset. Write different data. 111 const std::string data2 = "Bye!"; 112 scoped_refptr<StringIOBuffer> buf2(new StringIOBuffer(data2)); 113 114 rv = writer_->Initialize(callback.callback()); 115 EXPECT_EQ(OK, callback.GetResult(rv)); 116 rv = writer_->Write(buf2.get(), buf2->size(), callback.callback()); 117 EXPECT_EQ(buf2->size(), callback.GetResult(rv)); 118 rv = writer_->Finish(callback.callback()); 119 EXPECT_EQ(OK, callback.GetResult(rv)); 120 121 // Verify the result. 122 file_contents.clear(); 123 EXPECT_TRUE(base::ReadFileToString(writer_->file_path(), &file_contents)); 124 EXPECT_EQ(data2, file_contents); 125} 126 127TEST_F(URLFetcherFileWriterTest, DisownFile) { 128 int rv = 0; 129 // Initialize() and Finish() to create a file. 130 TestCompletionCallback callback; 131 rv = writer_->Initialize(callback.callback()); 132 EXPECT_EQ(OK, callback.GetResult(rv)); 133 rv = writer_->Finish(callback.callback()); 134 EXPECT_EQ(OK, callback.GetResult(rv)); 135 136 // Disown file. 137 writer_->DisownFile(); 138 139 // File is not deleted even after the writer gets destroyed. 140 writer_.reset(); 141 base::RunLoop().RunUntilIdle(); 142 EXPECT_TRUE(base::PathExists(file_path_)); 143} 144 145class URLFetcherFileWriterTemporaryFileTest : public PlatformTest { 146 protected: 147 virtual void SetUp() OVERRIDE { 148 writer_.reset(new URLFetcherFileWriter( 149 base::MessageLoopProxy::current(), base::FilePath())); 150 buf_ = new StringIOBuffer(kData); 151 } 152 153 scoped_ptr<URLFetcherFileWriter> writer_; 154 scoped_refptr<StringIOBuffer> buf_; 155}; 156 157TEST_F(URLFetcherFileWriterTemporaryFileTest, WriteToTemporaryFile) { 158 int rv = 0; 159 // Initialize(), Write() and Finish(). 160 TestCompletionCallback callback; 161 rv = writer_->Initialize(callback.callback()); 162 EXPECT_EQ(OK, callback.GetResult(rv)); 163 rv = writer_->Write(buf_.get(), buf_->size(), callback.callback()); 164 EXPECT_EQ(buf_->size(), callback.GetResult(rv)); 165 rv = writer_->Finish(callback.callback()); 166 EXPECT_EQ(OK, callback.GetResult(rv)); 167 168 // Verify the result. 169 std::string file_contents; 170 EXPECT_TRUE(base::ReadFileToString(writer_->file_path(), &file_contents)); 171 EXPECT_EQ(kData, file_contents); 172 173 // Destroy the writer. File should be deleted. 174 const base::FilePath file_path = writer_->file_path(); 175 writer_.reset(); 176 base::RunLoop().RunUntilIdle(); 177 EXPECT_FALSE(base::PathExists(file_path)); 178} 179 180} // namespace net 181