content/browser/fileapi/file_system_url_request_job_unittest.cc

   1 // Copyright 2013 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 "storage/browser/fileapi/file_system_url_request_job.h"
   6
   7 #include <string>
   8
   9 #include "base/bind.h"
  10 #include "base/files/file_path.h"
  11 #include "base/files/file_util.h"
  12 #include "base/files/scoped_temp_dir.h"
  13 #include "base/format_macros.h"
  14 #include "base/memory/scoped_vector.h"
  15 #include "base/memory/weak_ptr.h"
  16 #include "base/message_loop/message_loop.h"
  17 #include "base/message_loop/message_loop_proxy.h"
  18 #include "base/rand_util.h"
  19 #include "base/run_loop.h"
  20 #include "base/strings/string_piece.h"
  21 #include "base/strings/stringprintf.h"
  22 #include "base/strings/utf_string_conversions.h"
  23 #include "content/public/test/async_file_test_helper.h"
  24 #include "content/public/test/test_file_system_backend.h"
  25 #include "content/public/test/test_file_system_context.h"
  26 #include "net/base/load_flags.h"
  27 #include "net/base/mime_util.h"
  28 #include "net/base/net_errors.h"
  29 #include "net/base/net_util.h"
  30 #include "net/base/request_priority.h"
  31 #include "net/http/http_byte_range.h"
  32 #include "net/http/http_request_headers.h"
  33 #include "net/url_request/url_request.h"
  34 #include "net/url_request/url_request_context.h"
  35 #include "net/url_request/url_request_test_util.h"
  36 #include "storage/browser/fileapi/external_mount_points.h"
  37 #include "storage/browser/fileapi/file_system_context.h"
  38 #include "storage/browser/fileapi/file_system_file_util.h"
  39 #include "testing/gtest/include/gtest/gtest.h"
  40
  41 using content::AsyncFileTestHelper;
  42 using storage::FileSystemContext;
  43 using storage::FileSystemURL;
  44 using storage::FileSystemURLRequestJob;
  45
  46 namespace content {
  47 namespace {
  48
  49 // We always use the TEMPORARY FileSystem in this test.
  50 const char kFileSystemURLPrefix[] = "filesystem:http://remote/temporary/";
  51 const char kTestFileData[] = "0123456789";
  52
  53 void FillBuffer(char* buffer, size_t len) {
  54   base::RandBytes(buffer, len);
  55 }
  56
  57 const char kValidExternalMountPoint[] = "mnt_name";
  58
  59 // An auto mounter that will try to mount anything for |storage_domain| =
  60 // "automount", but will only succeed for the mount point "mnt_name".
  61 bool TestAutoMountForURLRequest(
  62     const net::URLRequest* /*url_request*/,
  63     const storage::FileSystemURL& filesystem_url,
  64     const std::string& storage_domain,
  65     const base::Callback<void(base::File::Error result)>& callback) {
  66   if (storage_domain != "automount")
  67     return false;
  68   std::vector<base::FilePath::StringType> components;
  69   filesystem_url.path().GetComponents(&components);
  70   std::string mount_point = base::FilePath(components[0]).AsUTF8Unsafe();
  71
  72   if (mount_point == kValidExternalMountPoint) {
  73     storage::ExternalMountPoints::GetSystemInstance()->RegisterFileSystem(
  74         kValidExternalMountPoint,
  75         storage::kFileSystemTypeTest,
  76         storage::FileSystemMountOption(),
  77         base::FilePath());
  78     callback.Run(base::File::FILE_OK);
  79   } else {
  80     callback.Run(base::File::FILE_ERROR_NOT_FOUND);
  81   }
  82   return true;
  83 }
  84
  85 class FileSystemURLRequestJobFactory : public net::URLRequestJobFactory {
  86  public:
  87   FileSystemURLRequestJobFactory(const std::string& storage_domain,
  88                                  FileSystemContext* context)
  89       : storage_domain_(storage_domain), file_system_context_(context) {
  90   }
  91
  92   virtual net::URLRequestJob* MaybeCreateJobWithProtocolHandler(
  93       const std::string& scheme,
  94       net::URLRequest* request,
  95       net::NetworkDelegate* network_delegate) const OVERRIDE {
  96     return new storage::FileSystemURLRequestJob(
  97         request, network_delegate, storage_domain_, file_system_context_);
  98   }
  99
 100   virtual bool IsHandledProtocol(const std::string& scheme) const OVERRIDE {
 101     return true;
 102   }
 103
 104   virtual bool IsHandledURL(const GURL& url) const OVERRIDE {
 105     return true;
 106   }
 107
 108   virtual bool IsSafeRedirectTarget(const GURL& location) const OVERRIDE {
 109     return false;
 110   }
 111
 112  private:
 113   std::string storage_domain_;
 114   FileSystemContext* file_system_context_;
 115 };
 116
 117 }  // namespace
 118
 119 class FileSystemURLRequestJobTest : public testing::Test {
 120  protected:
 121   FileSystemURLRequestJobTest() : weak_factory_(this) {
 122   }
 123
 124   virtual void SetUp() OVERRIDE {
 125     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
 126
 127     // We use the main thread so that we can get the root path synchronously.
 128     // TODO(adamk): Run this on the FILE thread we've created as well.
 129     file_system_context_ =
 130         CreateFileSystemContextForTesting(NULL, temp_dir_.path());
 131
 132     file_system_context_->OpenFileSystem(
 133         GURL("http://remote/"),
 134         storage::kFileSystemTypeTemporary,
 135         storage::OPEN_FILE_SYSTEM_CREATE_IF_NONEXISTENT,
 136         base::Bind(&FileSystemURLRequestJobTest::OnOpenFileSystem,
 137                    weak_factory_.GetWeakPtr()));
 138     base::RunLoop().RunUntilIdle();
 139   }
 140
 141   virtual void TearDown() OVERRIDE {
 142     // FileReader posts a task to close the file in destructor.
 143     base::RunLoop().RunUntilIdle();
 144   }
 145
 146   void SetUpAutoMountContext() {
 147     base::FilePath mnt_point = temp_dir_.path().AppendASCII("auto_mount_dir");
 148     ASSERT_TRUE(base::CreateDirectory(mnt_point));
 149
 150     ScopedVector<storage::FileSystemBackend> additional_providers;
 151     additional_providers.push_back(new TestFileSystemBackend(
 152         base::MessageLoopProxy::current().get(), mnt_point));
 153
 154     std::vector<storage::URLRequestAutoMountHandler> handlers;
 155     handlers.push_back(base::Bind(&TestAutoMountForURLRequest));
 156
 157     file_system_context_ = CreateFileSystemContextWithAutoMountersForTesting(
 158         NULL, additional_providers.Pass(), handlers, temp_dir_.path());
 159
 160     ASSERT_EQ(static_cast<int>(sizeof(kTestFileData)) - 1,
 161               base::WriteFile(mnt_point.AppendASCII("foo"), kTestFileData,
 162                               sizeof(kTestFileData) - 1));
 163   }
 164
 165   void OnOpenFileSystem(const GURL& root_url,
 166                         const std::string& name,
 167                         base::File::Error result) {
 168     ASSERT_EQ(base::File::FILE_OK, result);
 169   }
 170
 171   void TestRequestHelper(const GURL& url,
 172                          const net::HttpRequestHeaders* headers,
 173                          bool run_to_completion,
 174                          FileSystemContext* file_system_context) {
 175     delegate_.reset(new net::TestDelegate());
 176     // Make delegate_ exit the MessageLoop when the request is done.
 177     delegate_->set_quit_on_complete(true);
 178     delegate_->set_quit_on_redirect(true);
 179
 180     job_factory_.reset(new FileSystemURLRequestJobFactory(
 181         url.GetOrigin().host(), file_system_context));
 182     empty_context_.set_job_factory(job_factory_.get());
 183
 184     request_ = empty_context_.CreateRequest(
 185         url, net::DEFAULT_PRIORITY, delegate_.get(), NULL);
 186     if (headers)
 187       request_->SetExtraRequestHeaders(*headers);
 188
 189     request_->Start();
 190     ASSERT_TRUE(request_->is_pending());  // verify that we're starting async
 191     if (run_to_completion)
 192       base::MessageLoop::current()->Run();
 193   }
 194
 195   void TestRequest(const GURL& url) {
 196     TestRequestHelper(url, NULL, true, file_system_context_.get());
 197   }
 198
 199   void TestRequestWithContext(const GURL& url,
 200                               FileSystemContext* file_system_context) {
 201     TestRequestHelper(url, NULL, true, file_system_context);
 202   }
 203
 204   void TestRequestWithHeaders(const GURL& url,
 205                               const net::HttpRequestHeaders* headers) {
 206     TestRequestHelper(url, headers, true, file_system_context_.get());
 207   }
 208
 209   void TestRequestNoRun(const GURL& url) {
 210     TestRequestHelper(url, NULL, false, file_system_context_.get());
 211   }
 212
 213   void CreateDirectory(const base::StringPiece& dir_name) {
 214     FileSystemURL url = file_system_context_->CreateCrackedFileSystemURL(
 215         GURL("http://remote"),
 216         storage::kFileSystemTypeTemporary,
 217         base::FilePath().AppendASCII(dir_name));
 218     ASSERT_EQ(
 219         base::File::FILE_OK,
 220         AsyncFileTestHelper::CreateDirectory(file_system_context_.get(), url));
 221   }
 222
 223   void WriteFile(const base::StringPiece& file_name,
 224                  const char* buf, int buf_size) {
 225     FileSystemURL url = file_system_context_->CreateCrackedFileSystemURL(
 226         GURL("http://remote"),
 227         storage::kFileSystemTypeTemporary,
 228         base::FilePath().AppendASCII(file_name));
 229     ASSERT_EQ(base::File::FILE_OK,
 230               AsyncFileTestHelper::CreateFileWithData(
 231                   file_system_context_.get(), url, buf, buf_size));
 232   }
 233
 234   GURL CreateFileSystemURL(const std::string& path) {
 235     return GURL(kFileSystemURLPrefix + path);
 236   }
 237
 238   // Put the message loop at the top, so that it's the last thing deleted.
 239   base::MessageLoopForIO message_loop_;
 240
 241   base::ScopedTempDir temp_dir_;
 242   scoped_refptr<storage::FileSystemContext> file_system_context_;
 243   base::WeakPtrFactory<FileSystemURLRequestJobTest> weak_factory_;
 244
 245   net::URLRequestContext empty_context_;
 246   scoped_ptr<FileSystemURLRequestJobFactory> job_factory_;
 247
 248   // NOTE: order matters, request must die before delegate
 249   scoped_ptr<net::TestDelegate> delegate_;
 250   scoped_ptr<net::URLRequest> request_;
 251 };
 252
 253 namespace {
 254
 255 TEST_F(FileSystemURLRequestJobTest, FileTest) {
 256   WriteFile("file1.dat", kTestFileData, arraysize(kTestFileData) - 1);
 257   TestRequest(CreateFileSystemURL("file1.dat"));
 258
 259   ASSERT_FALSE(request_->is_pending());
 260   EXPECT_EQ(1, delegate_->response_started_count());
 261   EXPECT_FALSE(delegate_->received_data_before_response());
 262   EXPECT_EQ(kTestFileData, delegate_->data_received());
 263   EXPECT_EQ(200, request_->GetResponseCode());
 264   std::string cache_control;
 265   request_->GetResponseHeaderByName("cache-control", &cache_control);
 266   EXPECT_EQ("no-cache", cache_control);
 267 }
 268
 269 TEST_F(FileSystemURLRequestJobTest, FileTestFullSpecifiedRange) {
 270   const size_t buffer_size = 4000;
 271   scoped_ptr<char[]> buffer(new char[buffer_size]);
 272   FillBuffer(buffer.get(), buffer_size);
 273   WriteFile("bigfile", buffer.get(), buffer_size);
 274
 275   const size_t first_byte_position = 500;
 276   const size_t last_byte_position = buffer_size - first_byte_position;
 277   std::string partial_buffer_string(buffer.get() + first_byte_position,
 278                                     buffer.get() + last_byte_position + 1);
 279
 280   net::HttpRequestHeaders headers;
 281   headers.SetHeader(
 282       net::HttpRequestHeaders::kRange,
 283       net::HttpByteRange::Bounded(
 284           first_byte_position, last_byte_position).GetHeaderValue());
 285   TestRequestWithHeaders(CreateFileSystemURL("bigfile"), &headers);
 286
 287   ASSERT_FALSE(request_->is_pending());
 288   EXPECT_EQ(1, delegate_->response_started_count());
 289   EXPECT_FALSE(delegate_->received_data_before_response());
 290   EXPECT_TRUE(partial_buffer_string == delegate_->data_received());
 291 }
 292
 293 TEST_F(FileSystemURLRequestJobTest, FileTestHalfSpecifiedRange) {
 294   const size_t buffer_size = 4000;
 295   scoped_ptr<char[]> buffer(new char[buffer_size]);
 296   FillBuffer(buffer.get(), buffer_size);
 297   WriteFile("bigfile", buffer.get(), buffer_size);
 298
 299   const size_t first_byte_position = 500;
 300   std::string partial_buffer_string(buffer.get() + first_byte_position,
 301                                     buffer.get() + buffer_size);
 302
 303   net::HttpRequestHeaders headers;
 304   headers.SetHeader(
 305       net::HttpRequestHeaders::kRange,
 306       net::HttpByteRange::RightUnbounded(first_byte_position).GetHeaderValue());
 307   TestRequestWithHeaders(CreateFileSystemURL("bigfile"), &headers);
 308   ASSERT_FALSE(request_->is_pending());
 309   EXPECT_EQ(1, delegate_->response_started_count());
 310   EXPECT_FALSE(delegate_->received_data_before_response());
 311   // Don't use EXPECT_EQ, it will print out a lot of garbage if check failed.
 312   EXPECT_TRUE(partial_buffer_string == delegate_->data_received());
 313 }
 314
 315 TEST_F(FileSystemURLRequestJobTest, FileTestMultipleRangesNotSupported) {
 316   WriteFile("file1.dat", kTestFileData, arraysize(kTestFileData) - 1);
 317   net::HttpRequestHeaders headers;
 318   headers.SetHeader(net::HttpRequestHeaders::kRange,
 319                     "bytes=0-5,10-200,200-300");
 320   TestRequestWithHeaders(CreateFileSystemURL("file1.dat"), &headers);
 321   EXPECT_TRUE(delegate_->request_failed());
 322   EXPECT_EQ(net::ERR_REQUEST_RANGE_NOT_SATISFIABLE,
 323             request_->status().error());
 324 }
 325
 326 TEST_F(FileSystemURLRequestJobTest, RangeOutOfBounds) {
 327   WriteFile("file1.dat", kTestFileData, arraysize(kTestFileData) - 1);
 328   net::HttpRequestHeaders headers;
 329   headers.SetHeader(
 330       net::HttpRequestHeaders::kRange,
 331       net::HttpByteRange::Bounded(500, 1000).GetHeaderValue());
 332   TestRequestWithHeaders(CreateFileSystemURL("file1.dat"), &headers);
 333
 334   ASSERT_FALSE(request_->is_pending());
 335   EXPECT_TRUE(delegate_->request_failed());
 336   EXPECT_EQ(net::ERR_REQUEST_RANGE_NOT_SATISFIABLE,
 337             request_->status().error());
 338 }
 339
 340 TEST_F(FileSystemURLRequestJobTest, FileDirRedirect) {
 341   CreateDirectory("dir");
 342   TestRequest(CreateFileSystemURL("dir"));
 343
 344   EXPECT_EQ(1, delegate_->received_redirect_count());
 345   EXPECT_TRUE(request_->status().is_success());
 346   EXPECT_FALSE(delegate_->request_failed());
 347
 348   // We've deferred the redirect; now cancel the request to avoid following it.
 349   request_->Cancel();
 350   base::MessageLoop::current()->Run();
 351 }
 352
 353 TEST_F(FileSystemURLRequestJobTest, InvalidURL) {
 354   TestRequest(GURL("filesystem:/foo/bar/baz"));
 355   ASSERT_FALSE(request_->is_pending());
 356   EXPECT_TRUE(delegate_->request_failed());
 357   EXPECT_EQ(net::ERR_INVALID_URL, request_->status().error());
 358 }
 359
 360 TEST_F(FileSystemURLRequestJobTest, NoSuchRoot) {
 361   TestRequest(GURL("filesystem:http://remote/persistent/somefile"));
 362   ASSERT_FALSE(request_->is_pending());
 363   EXPECT_TRUE(delegate_->request_failed());
 364   EXPECT_EQ(net::ERR_FILE_NOT_FOUND, request_->status().error());
 365 }
 366
 367 TEST_F(FileSystemURLRequestJobTest, NoSuchFile) {
 368   TestRequest(CreateFileSystemURL("somefile"));
 369   ASSERT_FALSE(request_->is_pending());
 370   EXPECT_TRUE(delegate_->request_failed());
 371   EXPECT_EQ(net::ERR_FILE_NOT_FOUND, request_->status().error());
 372 }
 373
 374 TEST_F(FileSystemURLRequestJobTest, Cancel) {
 375   WriteFile("file1.dat", kTestFileData, arraysize(kTestFileData) - 1);
 376   TestRequestNoRun(CreateFileSystemURL("file1.dat"));
 377
 378   // Run StartAsync() and only StartAsync().
 379   base::MessageLoop::current()->DeleteSoon(FROM_HERE, request_.release());
 380   base::RunLoop().RunUntilIdle();
 381   // If we get here, success! we didn't crash!
 382 }
 383
 384 TEST_F(FileSystemURLRequestJobTest, GetMimeType) {
 385   const char kFilename[] = "hoge.html";
 386
 387   std::string mime_type_direct;
 388   base::FilePath::StringType extension =
 389       base::FilePath().AppendASCII(kFilename).Extension();
 390   if (!extension.empty())
 391     extension = extension.substr(1);
 392   EXPECT_TRUE(net::GetWellKnownMimeTypeFromExtension(
 393       extension, &mime_type_direct));
 394
 395   TestRequest(CreateFileSystemURL(kFilename));
 396
 397   std::string mime_type_from_job;
 398   request_->GetMimeType(&mime_type_from_job);
 399   EXPECT_EQ(mime_type_direct, mime_type_from_job);
 400 }
 401
 402 TEST_F(FileSystemURLRequestJobTest, Incognito) {
 403   WriteFile("file", kTestFileData, arraysize(kTestFileData) - 1);
 404
 405   // Creates a new filesystem context for incognito mode.
 406   scoped_refptr<FileSystemContext> file_system_context =
 407       CreateIncognitoFileSystemContextForTesting(NULL, temp_dir_.path());
 408
 409   // The request should return NOT_FOUND error if it's in incognito mode.
 410   TestRequestWithContext(CreateFileSystemURL("file"),
 411                          file_system_context.get());
 412   ASSERT_FALSE(request_->is_pending());
 413   EXPECT_TRUE(delegate_->request_failed());
 414   EXPECT_EQ(net::ERR_FILE_NOT_FOUND, request_->status().error());
 415
 416   // Make sure it returns success with regular (non-incognito) context.
 417   TestRequest(CreateFileSystemURL("file"));
 418   ASSERT_FALSE(request_->is_pending());
 419   EXPECT_EQ(kTestFileData, delegate_->data_received());
 420   EXPECT_EQ(200, request_->GetResponseCode());
 421 }
 422
 423 TEST_F(FileSystemURLRequestJobTest, AutoMountFileTest) {
 424   SetUpAutoMountContext();
 425   TestRequest(GURL("filesystem:http://automount/external/mnt_name/foo"));
 426
 427   ASSERT_FALSE(request_->is_pending());
 428   EXPECT_EQ(1, delegate_->response_started_count());
 429   EXPECT_FALSE(delegate_->received_data_before_response());
 430   EXPECT_EQ(kTestFileData, delegate_->data_received());
 431   EXPECT_EQ(200, request_->GetResponseCode());
 432   std::string cache_control;
 433   request_->GetResponseHeaderByName("cache-control", &cache_control);
 434   EXPECT_EQ("no-cache", cache_control);
 435
 436   ASSERT_TRUE(
 437       storage::ExternalMountPoints::GetSystemInstance()->RevokeFileSystem(
 438           kValidExternalMountPoint));
 439 }
 440
 441 TEST_F(FileSystemURLRequestJobTest, AutoMountInvalidRoot) {
 442   SetUpAutoMountContext();
 443   TestRequest(GURL("filesystem:http://automount/external/invalid/foo"));
 444
 445   ASSERT_FALSE(request_->is_pending());
 446   EXPECT_TRUE(delegate_->request_failed());
 447   EXPECT_EQ(net::ERR_FILE_NOT_FOUND, request_->status().error());
 448
 449   ASSERT_FALSE(
 450       storage::ExternalMountPoints::GetSystemInstance()->RevokeFileSystem(
 451           "invalid"));
 452 }
 453
 454 TEST_F(FileSystemURLRequestJobTest, AutoMountNoHandler) {
 455   SetUpAutoMountContext();
 456   TestRequest(GURL("filesystem:http://noauto/external/mnt_name/foo"));
 457
 458   ASSERT_FALSE(request_->is_pending());
 459   EXPECT_TRUE(delegate_->request_failed());
 460   EXPECT_EQ(net::ERR_FILE_NOT_FOUND, request_->status().error());
 461
 462   ASSERT_FALSE(
 463       storage::ExternalMountPoints::GetSystemInstance()->RevokeFileSystem(
 464           kValidExternalMountPoint));
 465 }
 466
 467 }  // namespace
 468 }  // namespace content