src/content/shell/browser/webkit_test_controller.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 "content/shell/browser/webkit_test_controller.h"
   6
   7 #include <iostream>
   8
   9 #include "base/base64.h"
  10 #include "base/command_line.h"
  11 #include "base/message_loop/message_loop.h"
  12 #include "base/run_loop.h"
  13 #include "base/strings/string_number_conversions.h"
  14 #include "base/strings/stringprintf.h"
  15 #include "content/public/browser/devtools_manager.h"
  16 #include "content/public/browser/dom_storage_context.h"
  17 #include "content/public/browser/gpu_data_manager.h"
  18 #include "content/public/browser/navigation_controller.h"
  19 #include "content/public/browser/navigation_entry.h"
  20 #include "content/public/browser/notification_service.h"
  21 #include "content/public/browser/notification_types.h"
  22 #include "content/public/browser/render_process_host.h"
  23 #include "content/public/browser/render_view_host.h"
  24 #include "content/public/browser/render_widget_host_view.h"
  25 #include "content/public/browser/storage_partition.h"
  26 #include "content/public/browser/web_contents.h"
  27 #include "content/public/browser/web_contents_view.h"
  28 #include "content/public/common/content_switches.h"
  29 #include "content/public/common/url_constants.h"
  30 #include "content/shell/browser/shell.h"
  31 #include "content/shell/browser/shell_browser_context.h"
  32 #include "content/shell/browser/shell_content_browser_client.h"
  33 #include "content/shell/browser/shell_devtools_frontend.h"
  34 #include "content/shell/common/shell_messages.h"
  35 #include "content/shell/common/shell_switches.h"
  36 #include "content/shell/common/webkit_test_helpers.h"
  37 #include "ui/gfx/codec/png_codec.h"
  38
  39 namespace content {
  40
  41 const int kTestSVGWindowWidthDip = 480;
  42 const int kTestSVGWindowHeightDip = 360;
  43
  44 // WebKitTestResultPrinter ----------------------------------------------------
  45
  46 WebKitTestResultPrinter::WebKitTestResultPrinter(
  47     std::ostream* output, std::ostream* error)
  48     : state_(DURING_TEST),
  49       capture_text_only_(false),
  50       encode_binary_data_(false),
  51       output_(output),
  52       error_(error) {
  53 }
  54
  55 WebKitTestResultPrinter::~WebKitTestResultPrinter() {
  56 }
  57
  58 void WebKitTestResultPrinter::PrintTextHeader() {
  59   if (state_ != DURING_TEST)
  60     return;
  61   if (!capture_text_only_)
  62     *output_ << "Content-Type: text/plain\n";
  63   state_ = IN_TEXT_BLOCK;
  64 }
  65
  66 void WebKitTestResultPrinter::PrintTextBlock(const std::string& block) {
  67   if (state_ != IN_TEXT_BLOCK)
  68     return;
  69   *output_ << block;
  70 }
  71
  72 void WebKitTestResultPrinter::PrintTextFooter() {
  73   if (state_ != IN_TEXT_BLOCK)
  74     return;
  75   if (!capture_text_only_) {
  76     *output_ << "#EOF\n";
  77     output_->flush();
  78   }
  79   state_ = IN_IMAGE_BLOCK;
  80 }
  81
  82 void WebKitTestResultPrinter::PrintImageHeader(
  83     const std::string& actual_hash,
  84     const std::string& expected_hash) {
  85   if (state_ != IN_IMAGE_BLOCK || capture_text_only_)
  86     return;
  87   *output_ << "\nActualHash: " << actual_hash << "\n";
  88   if (!expected_hash.empty())
  89     *output_ << "\nExpectedHash: " << expected_hash << "\n";
  90 }
  91
  92 void WebKitTestResultPrinter::PrintImageBlock(
  93     const std::vector<unsigned char>& png_image) {
  94   if (state_ != IN_IMAGE_BLOCK || capture_text_only_)
  95     return;
  96   *output_ << "Content-Type: image/png\n";
  97   if (encode_binary_data_) {
  98     PrintEncodedBinaryData(png_image);
  99     return;
 100   }
 101
 102   *output_ << "Content-Length: " << png_image.size() << "\n";
 103   output_->write(
 104       reinterpret_cast<const char*>(&png_image[0]), png_image.size());
 105 }
 106
 107 void WebKitTestResultPrinter::PrintImageFooter() {
 108   if (state_ != IN_IMAGE_BLOCK)
 109     return;
 110   if (!capture_text_only_) {
 111     *output_ << "#EOF\n";
 112     output_->flush();
 113   }
 114   state_ = AFTER_TEST;
 115 }
 116
 117 void WebKitTestResultPrinter::PrintAudioHeader() {
 118   DCHECK_EQ(state_, DURING_TEST);
 119   if (!capture_text_only_)
 120     *output_ << "Content-Type: audio/wav\n";
 121   state_ = IN_AUDIO_BLOCK;
 122 }
 123
 124 void WebKitTestResultPrinter::PrintAudioBlock(
 125     const std::vector<unsigned char>& audio_data) {
 126   if (state_ != IN_AUDIO_BLOCK || capture_text_only_)
 127     return;
 128   if (encode_binary_data_) {
 129     PrintEncodedBinaryData(audio_data);
 130     return;
 131   }
 132
 133   *output_ << "Content-Length: " << audio_data.size() << "\n";
 134   output_->write(
 135       reinterpret_cast<const char*>(&audio_data[0]), audio_data.size());
 136 }
 137
 138 void WebKitTestResultPrinter::PrintAudioFooter() {
 139   if (state_ != IN_AUDIO_BLOCK)
 140     return;
 141   if (!capture_text_only_) {
 142     *output_ << "#EOF\n";
 143     output_->flush();
 144   }
 145   state_ = IN_IMAGE_BLOCK;
 146 }
 147
 148 void WebKitTestResultPrinter::AddMessage(const std::string& message) {
 149   AddMessageRaw(message + "\n");
 150 }
 151
 152 void WebKitTestResultPrinter::AddMessageRaw(const std::string& message) {
 153   if (state_ != DURING_TEST)
 154     return;
 155   *output_ << message;
 156 }
 157
 158 void WebKitTestResultPrinter::AddErrorMessage(const std::string& message) {
 159   if (!capture_text_only_)
 160     *error_ << message << "\n";
 161   if (state_ != DURING_TEST)
 162     return;
 163   PrintTextHeader();
 164   *output_ << message << "\n";
 165   PrintTextFooter();
 166   PrintImageFooter();
 167 }
 168
 169 void WebKitTestResultPrinter::PrintEncodedBinaryData(
 170     const std::vector<unsigned char>& data) {
 171   *output_ << "Content-Transfer-Encoding: base64\n";
 172
 173   std::string data_base64;
 174   base::Base64Encode(
 175       base::StringPiece(reinterpret_cast<const char*>(&data[0]), data.size()),
 176       &data_base64);
 177
 178   *output_ << "Content-Length: " << data_base64.length() << "\n";
 179   output_->write(data_base64.c_str(), data_base64.length());
 180 }
 181
 182 void WebKitTestResultPrinter::CloseStderr() {
 183   if (state_ != AFTER_TEST)
 184     return;
 185   if (!capture_text_only_) {
 186     *error_ << "#EOF\n";
 187     error_->flush();
 188   }
 189 }
 190
 191
 192 // WebKitTestController -------------------------------------------------------
 193
 194 WebKitTestController* WebKitTestController::instance_ = NULL;
 195
 196 // static
 197 WebKitTestController* WebKitTestController::Get() {
 198   DCHECK(instance_);
 199   return instance_;
 200 }
 201
 202 WebKitTestController::WebKitTestController()
 203     : main_window_(NULL),
 204       test_phase_(BETWEEN_TESTS),
 205       is_leak_detection_enabled_(CommandLine::ForCurrentProcess()->HasSwitch(
 206           switches::kEnableLeakDetection)) {
 207   CHECK(!instance_);
 208   instance_ = this;
 209   printer_.reset(new WebKitTestResultPrinter(&std::cout, &std::cerr));
 210   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kEncodeBinary))
 211     printer_->set_encode_binary_data(true);
 212   registrar_.Add(this,
 213                  NOTIFICATION_RENDERER_PROCESS_CREATED,
 214                  NotificationService::AllSources());
 215   GpuDataManager::GetInstance()->AddObserver(this);
 216   ResetAfterLayoutTest();
 217 }
 218
 219 WebKitTestController::~WebKitTestController() {
 220   DCHECK(CalledOnValidThread());
 221   CHECK(instance_ == this);
 222   CHECK(test_phase_ == BETWEEN_TESTS);
 223   GpuDataManager::GetInstance()->RemoveObserver(this);
 224   DiscardMainWindow();
 225   instance_ = NULL;
 226 }
 227
 228 bool WebKitTestController::PrepareForLayoutTest(
 229     const GURL& test_url,
 230     const base::FilePath& current_working_directory,
 231     bool enable_pixel_dumping,
 232     const std::string& expected_pixel_hash) {
 233   DCHECK(CalledOnValidThread());
 234   test_phase_ = DURING_TEST;
 235   current_working_directory_ = current_working_directory;
 236   enable_pixel_dumping_ = enable_pixel_dumping;
 237   expected_pixel_hash_ = expected_pixel_hash;
 238   test_url_ = test_url;
 239   printer_->reset();
 240   ShellBrowserContext* browser_context =
 241       ShellContentBrowserClient::Get()->browser_context();
 242   if (test_url.spec().find("compositing/") != std::string::npos)
 243     is_compositing_test_ = true;
 244   initial_size_ = gfx::Size(
 245       Shell::kDefaultTestWindowWidthDip, Shell::kDefaultTestWindowHeightDip);
 246   // The W3C SVG layout tests use a different size than the other layout tests.
 247   if (test_url.spec().find("W3C-SVG-1.1") != std::string::npos)
 248     initial_size_ = gfx::Size(kTestSVGWindowWidthDip, kTestSVGWindowHeightDip);
 249   if (!main_window_) {
 250     main_window_ = content::Shell::CreateNewWindow(
 251         browser_context,
 252         GURL(),
 253         NULL,
 254         MSG_ROUTING_NONE,
 255         initial_size_);
 256     WebContentsObserver::Observe(main_window_->web_contents());
 257     send_configuration_to_next_host_ = true;
 258     current_pid_ = base::kNullProcessId;
 259     main_window_->LoadURL(test_url);
 260   } else {
 261 #if defined(TOOLKIT_GTK) || defined(OS_MACOSX)
 262     // Shell::SizeTo is not implemented on all platforms.
 263     main_window_->SizeTo(initial_size_);
 264 #endif
 265     main_window_->web_contents()->GetRenderViewHost()->GetView()
 266         ->SetSize(initial_size_);
 267     main_window_->web_contents()->GetRenderViewHost()->WasResized();
 268     RenderViewHost* render_view_host =
 269         main_window_->web_contents()->GetRenderViewHost();
 270     WebPreferences prefs = render_view_host->GetWebkitPreferences();
 271     OverrideWebkitPrefs(&prefs);
 272     render_view_host->UpdateWebkitPreferences(prefs);
 273     SendTestConfiguration();
 274
 275     NavigationController::LoadURLParams params(test_url);
 276     params.transition_type = PageTransitionFromInt(
 277         PAGE_TRANSITION_TYPED | PAGE_TRANSITION_FROM_ADDRESS_BAR);
 278     params.should_clear_history_list = true;
 279     main_window_->web_contents()->GetController().LoadURLWithParams(params);
 280     main_window_->web_contents()->GetView()->Focus();
 281   }
 282   main_window_->web_contents()->GetRenderViewHost()->SetActive(true);
 283   main_window_->web_contents()->GetRenderViewHost()->Focus();
 284   return true;
 285 }
 286
 287 bool WebKitTestController::ResetAfterLayoutTest() {
 288   DCHECK(CalledOnValidThread());
 289   printer_->PrintTextFooter();
 290   printer_->PrintImageFooter();
 291   printer_->CloseStderr();
 292   send_configuration_to_next_host_ = false;
 293   test_phase_ = BETWEEN_TESTS;
 294   is_compositing_test_ = false;
 295   enable_pixel_dumping_ = false;
 296   expected_pixel_hash_.clear();
 297   test_url_ = GURL();
 298   prefs_ = WebPreferences();
 299   should_override_prefs_ = false;
 300
 301 #if defined(OS_ANDROID)
 302   // Re-using the shell's main window on Android causes issues with networking
 303   // requests never succeeding. See http://crbug.com/277652.
 304   DiscardMainWindow();
 305 #endif
 306   return true;
 307 }
 308
 309 void WebKitTestController::SetTempPath(const base::FilePath& temp_path) {
 310   temp_path_ = temp_path;
 311 }
 312
 313 void WebKitTestController::RendererUnresponsive() {
 314   DCHECK(CalledOnValidThread());
 315   LOG(WARNING) << "renderer unresponsive";
 316 }
 317
 318 void WebKitTestController::WorkerCrashed() {
 319   DCHECK(CalledOnValidThread());
 320   printer_->AddErrorMessage("#CRASHED - worker");
 321   DiscardMainWindow();
 322 }
 323
 324 void WebKitTestController::OverrideWebkitPrefs(WebPreferences* prefs) {
 325   if (should_override_prefs_) {
 326     *prefs = prefs_;
 327   } else {
 328     ApplyLayoutTestDefaultPreferences(prefs);
 329     if (is_compositing_test_) {
 330       CommandLine& command_line = *CommandLine::ForCurrentProcess();
 331       if (!command_line.HasSwitch(switches::kEnableSoftwareCompositing))
 332         prefs->accelerated_2d_canvas_enabled = true;
 333       prefs->accelerated_compositing_for_video_enabled = true;
 334       prefs->mock_scrollbars_enabled = true;
 335     }
 336   }
 337 }
 338
 339 void WebKitTestController::OpenURL(const GURL& url) {
 340   if (test_phase_ != DURING_TEST)
 341     return;
 342
 343   Shell::CreateNewWindow(main_window_->web_contents()->GetBrowserContext(),
 344                          url,
 345                          main_window_->web_contents()->GetSiteInstance(),
 346                          MSG_ROUTING_NONE,
 347                          gfx::Size());
 348 }
 349
 350 void WebKitTestController::TestFinishedInSecondaryWindow() {
 351   RenderViewHost* render_view_host =
 352       main_window_->web_contents()->GetRenderViewHost();
 353   render_view_host->Send(
 354       new ShellViewMsg_NotifyDone(render_view_host->GetRoutingID()));
 355 }
 356
 357 bool WebKitTestController::IsMainWindow(WebContents* web_contents) const {
 358   return main_window_ && web_contents == main_window_->web_contents();
 359 }
 360
 361 bool WebKitTestController::OnMessageReceived(const IPC::Message& message) {
 362   DCHECK(CalledOnValidThread());
 363   bool handled = true;
 364   IPC_BEGIN_MESSAGE_MAP(WebKitTestController, message)
 365     IPC_MESSAGE_HANDLER(ShellViewHostMsg_PrintMessage, OnPrintMessage)
 366     IPC_MESSAGE_HANDLER(ShellViewHostMsg_TextDump, OnTextDump)
 367     IPC_MESSAGE_HANDLER(ShellViewHostMsg_ImageDump, OnImageDump)
 368     IPC_MESSAGE_HANDLER(ShellViewHostMsg_AudioDump, OnAudioDump)
 369     IPC_MESSAGE_HANDLER(ShellViewHostMsg_OverridePreferences,
 370                         OnOverridePreferences)
 371     IPC_MESSAGE_HANDLER(ShellViewHostMsg_TestFinished, OnTestFinished)
 372     IPC_MESSAGE_HANDLER(ShellViewHostMsg_ClearDevToolsLocalStorage,
 373                         OnClearDevToolsLocalStorage)
 374     IPC_MESSAGE_HANDLER(ShellViewHostMsg_ShowDevTools, OnShowDevTools)
 375     IPC_MESSAGE_HANDLER(ShellViewHostMsg_CloseDevTools, OnCloseDevTools)
 376     IPC_MESSAGE_HANDLER(ShellViewHostMsg_GoToOffset, OnGoToOffset)
 377     IPC_MESSAGE_HANDLER(ShellViewHostMsg_Reload, OnReload)
 378     IPC_MESSAGE_HANDLER(ShellViewHostMsg_LoadURLForFrame, OnLoadURLForFrame)
 379     IPC_MESSAGE_HANDLER(ShellViewHostMsg_CaptureSessionHistory,
 380                         OnCaptureSessionHistory)
 381     IPC_MESSAGE_HANDLER(ShellViewHostMsg_CloseRemainingWindows,
 382                         OnCloseRemainingWindows)
 383     IPC_MESSAGE_HANDLER(ShellViewHostMsg_ResetDone, OnResetDone)
 384     IPC_MESSAGE_HANDLER(ShellViewHostMsg_LeakDetectionDone, OnLeakDetectionDone)
 385     IPC_MESSAGE_UNHANDLED(handled = false)
 386   IPC_END_MESSAGE_MAP()
 387
 388   return handled;
 389 }
 390
 391 void WebKitTestController::PluginCrashed(const base::FilePath& plugin_path,
 392                                          base::ProcessId plugin_pid) {
 393   DCHECK(CalledOnValidThread());
 394   printer_->AddErrorMessage(
 395       base::StringPrintf("#CRASHED - plugin (pid %d)", plugin_pid));
 396   base::MessageLoop::current()->PostTask(
 397       FROM_HERE,
 398       base::Bind(base::IgnoreResult(&WebKitTestController::DiscardMainWindow),
 399                  base::Unretained(this)));
 400 }
 401
 402 void WebKitTestController::RenderViewCreated(RenderViewHost* render_view_host) {
 403   DCHECK(CalledOnValidThread());
 404   // Might be kNullProcessHandle, in which case we will receive a notification
 405   // later when the RenderProcessHost was created.
 406   if (render_view_host->GetProcess()->GetHandle() != base::kNullProcessHandle)
 407     current_pid_ = base::GetProcId(render_view_host->GetProcess()->GetHandle());
 408   if (!send_configuration_to_next_host_)
 409     return;
 410   send_configuration_to_next_host_ = false;
 411   SendTestConfiguration();
 412 }
 413
 414 void WebKitTestController::RenderProcessGone(base::TerminationStatus status) {
 415   DCHECK(CalledOnValidThread());
 416   if (current_pid_ != base::kNullProcessId) {
 417     printer_->AddErrorMessage(std::string("#CRASHED - renderer (pid ") +
 418                               base::IntToString(current_pid_) + ")");
 419   } else {
 420     printer_->AddErrorMessage("#CRASHED - renderer");
 421   }
 422   DiscardMainWindow();
 423 }
 424
 425 void WebKitTestController::WebContentsDestroyed(WebContents* web_contents) {
 426   DCHECK(CalledOnValidThread());
 427   printer_->AddErrorMessage("FAIL: main window was destroyed");
 428   DiscardMainWindow();
 429 }
 430
 431 void WebKitTestController::Observe(int type,
 432                                    const NotificationSource& source,
 433                                    const NotificationDetails& details) {
 434   DCHECK(CalledOnValidThread());
 435   switch (type) {
 436     case NOTIFICATION_RENDERER_PROCESS_CREATED: {
 437       if (!main_window_)
 438         return;
 439       RenderViewHost* render_view_host =
 440           main_window_->web_contents()->GetRenderViewHost();
 441       if (!render_view_host)
 442         return;
 443       RenderProcessHost* render_process_host =
 444           Source<RenderProcessHost>(source).ptr();
 445       if (render_process_host != render_view_host->GetProcess())
 446         return;
 447       current_pid_ = base::GetProcId(render_process_host->GetHandle());
 448       break;
 449     }
 450     default:
 451       NOTREACHED();
 452   }
 453 }
 454
 455 void WebKitTestController::OnGpuProcessCrashed(
 456     base::TerminationStatus exit_code) {
 457   DCHECK(CalledOnValidThread());
 458   printer_->AddErrorMessage("#CRASHED - gpu");
 459   DiscardMainWindow();
 460 }
 461
 462 void WebKitTestController::DiscardMainWindow() {
 463   // If we're running a test, we need to close all windows and exit the message
 464   // loop. Otherwise, we're already outside of the message loop, and we just
 465   // discard the main window.
 466   WebContentsObserver::Observe(NULL);
 467   if (test_phase_ != BETWEEN_TESTS) {
 468     Shell::CloseAllWindows();
 469     base::MessageLoop::current()->PostTask(FROM_HERE,
 470                                            base::MessageLoop::QuitClosure());
 471     test_phase_ = CLEAN_UP;
 472   } else if (main_window_) {
 473     main_window_->Close();
 474   }
 475   main_window_ = NULL;
 476   current_pid_ = base::kNullProcessId;
 477 }
 478
 479 void WebKitTestController::SendTestConfiguration() {
 480   RenderViewHost* render_view_host =
 481       main_window_->web_contents()->GetRenderViewHost();
 482   ShellTestConfiguration params;
 483   params.current_working_directory = current_working_directory_;
 484   params.temp_path = temp_path_;
 485   params.test_url = test_url_;
 486   params.enable_pixel_dumping = enable_pixel_dumping_;
 487   params.allow_external_pages = CommandLine::ForCurrentProcess()->HasSwitch(
 488       switches::kAllowExternalPages);
 489   params.expected_pixel_hash = expected_pixel_hash_;
 490   params.initial_size = initial_size_;
 491   render_view_host->Send(new ShellViewMsg_SetTestConfiguration(
 492       render_view_host->GetRoutingID(), params));
 493 }
 494
 495 void WebKitTestController::OnTestFinished() {
 496   test_phase_ = CLEAN_UP;
 497   if (!printer_->output_finished())
 498     printer_->PrintImageFooter();
 499   RenderViewHost* render_view_host =
 500       main_window_->web_contents()->GetRenderViewHost();
 501   base::MessageLoop::current()->PostTask(
 502       FROM_HERE,
 503       base::Bind(base::IgnoreResult(&WebKitTestController::Send),
 504                  base::Unretained(this),
 505                  new ShellViewMsg_Reset(render_view_host->GetRoutingID())));
 506 }
 507
 508 void WebKitTestController::OnImageDump(
 509     const std::string& actual_pixel_hash,
 510     const SkBitmap& image) {
 511   SkAutoLockPixels image_lock(image);
 512
 513   printer_->PrintImageHeader(actual_pixel_hash, expected_pixel_hash_);
 514
 515   // Only encode and dump the png if the hashes don't match. Encoding the
 516   // image is really expensive.
 517   if (actual_pixel_hash != expected_pixel_hash_) {
 518     std::vector<unsigned char> png;
 519
 520     // Only the expected PNGs for Mac have a valid alpha channel.
 521 #if defined(OS_MACOSX)
 522     bool discard_transparency = false;
 523 #else
 524     bool discard_transparency = true;
 525 #endif
 526     if (CommandLine::ForCurrentProcess()->HasSwitch(
 527         switches::kEnableOverlayFullscreenVideo))
 528       discard_transparency = false;
 529
 530     std::vector<gfx::PNGCodec::Comment> comments;
 531     comments.push_back(gfx::PNGCodec::Comment("checksum", actual_pixel_hash));
 532     bool success = gfx::PNGCodec::Encode(
 533         static_cast<const unsigned char*>(image.getPixels()),
 534         gfx::PNGCodec::FORMAT_BGRA,
 535         gfx::Size(image.width(), image.height()),
 536         static_cast<int>(image.rowBytes()),
 537         discard_transparency,
 538         comments,
 539         &png);
 540     if (success)
 541       printer_->PrintImageBlock(png);
 542   }
 543   printer_->PrintImageFooter();
 544 }
 545
 546 void WebKitTestController::OnAudioDump(const std::vector<unsigned char>& dump) {
 547   printer_->PrintAudioHeader();
 548   printer_->PrintAudioBlock(dump);
 549   printer_->PrintAudioFooter();
 550 }
 551
 552 void WebKitTestController::OnTextDump(const std::string& dump) {
 553   printer_->PrintTextHeader();
 554   printer_->PrintTextBlock(dump);
 555   printer_->PrintTextFooter();
 556 }
 557
 558 void WebKitTestController::OnPrintMessage(const std::string& message) {
 559   printer_->AddMessageRaw(message);
 560 }
 561
 562 void WebKitTestController::OnOverridePreferences(const WebPreferences& prefs) {
 563   should_override_prefs_ = true;
 564   prefs_ = prefs;
 565 }
 566
 567 void WebKitTestController::OnClearDevToolsLocalStorage() {
 568   ShellBrowserContext* browser_context =
 569       ShellContentBrowserClient::Get()->browser_context();
 570   StoragePartition* storage_partition =
 571       BrowserContext::GetStoragePartition(browser_context, NULL);
 572   storage_partition->GetDOMStorageContext()->DeleteLocalStorage(
 573       content::GetDevToolsPathAsURL("").GetOrigin());
 574 }
 575
 576 void WebKitTestController::OnShowDevTools(const std::string& settings) {
 577   main_window_->ShowDevToolsForTest(settings);
 578 }
 579
 580 void WebKitTestController::OnCloseDevTools() {
 581   main_window_->CloseDevTools();
 582 }
 583
 584 void WebKitTestController::OnGoToOffset(int offset) {
 585   main_window_->GoBackOrForward(offset);
 586 }
 587
 588 void WebKitTestController::OnReload() {
 589   main_window_->Reload();
 590 }
 591
 592 void WebKitTestController::OnLoadURLForFrame(const GURL& url,
 593                                              const std::string& frame_name) {
 594   main_window_->LoadURLForFrame(url, frame_name);
 595 }
 596
 597 void WebKitTestController::OnCaptureSessionHistory() {
 598   std::vector<int> routing_ids;
 599   std::vector<std::vector<PageState> > session_histories;
 600   std::vector<unsigned> current_entry_indexes;
 601
 602   RenderViewHost* render_view_host =
 603       main_window_->web_contents()->GetRenderViewHost();
 604
 605   for (std::vector<Shell*>::iterator window = Shell::windows().begin();
 606        window != Shell::windows().end();
 607        ++window) {
 608     WebContents* web_contents = (*window)->web_contents();
 609     // Only capture the history from windows in the same process as the main
 610     // window. During layout tests, we only use two processes when an
 611     // devtools window is open. This should not happen during history navigation
 612     // tests.
 613     if (render_view_host->GetProcess() !=
 614         web_contents->GetRenderViewHost()->GetProcess()) {
 615       NOTREACHED();
 616       continue;
 617     }
 618     routing_ids.push_back(web_contents->GetRenderViewHost()->GetRoutingID());
 619     current_entry_indexes.push_back(
 620         web_contents->GetController().GetCurrentEntryIndex());
 621     std::vector<PageState> history;
 622     for (int entry = 0; entry < web_contents->GetController().GetEntryCount();
 623          ++entry) {
 624       PageState state = web_contents->GetController().GetEntryAtIndex(entry)->
 625           GetPageState();
 626       if (!state.IsValid()) {
 627         state = PageState::CreateFromURL(
 628             web_contents->GetController().GetEntryAtIndex(entry)->GetURL());
 629       }
 630       history.push_back(state);
 631     }
 632     session_histories.push_back(history);
 633   }
 634
 635   Send(new ShellViewMsg_SessionHistory(render_view_host->GetRoutingID(),
 636                                        routing_ids,
 637                                        session_histories,
 638                                        current_entry_indexes));
 639 }
 640
 641 void WebKitTestController::OnCloseRemainingWindows() {
 642   DevToolsManager::GetInstance()->CloseAllClientHosts();
 643   std::vector<Shell*> open_windows(Shell::windows());
 644   for (size_t i = 0; i < open_windows.size(); ++i) {
 645     if (open_windows[i] != main_window_)
 646       open_windows[i]->Close();
 647   }
 648   base::MessageLoop::current()->RunUntilIdle();
 649 }
 650
 651 void WebKitTestController::OnResetDone() {
 652   if (is_leak_detection_enabled_) {
 653     if (main_window_ && main_window_->web_contents()) {
 654       RenderViewHost* render_view_host =
 655           main_window_->web_contents()->GetRenderViewHost();
 656       render_view_host->Send(
 657           new ShellViewMsg_TryLeakDetection(render_view_host->GetRoutingID()));
 658     }
 659     return;
 660   }
 661
 662   base::MessageLoop::current()->PostTask(FROM_HERE,
 663                                          base::MessageLoop::QuitClosure());
 664 }
 665
 666 void WebKitTestController::OnLeakDetectionDone(
 667     const LeakDetectionResult& result) {
 668   if (!result.leaked) {
 669     base::MessageLoop::current()->PostTask(FROM_HERE,
 670                                            base::MessageLoop::QuitClosure());
 671     return;
 672   }
 673
 674   printer_->AddErrorMessage(
 675       base::StringPrintf("#LEAK - renderer pid %d (%s)", current_pid_,
 676                          result.detail.c_str()));
 677   DiscardMainWindow();
 678 }
 679
 680 }  // namespace content