src/content/shell/renderer/shell_render_process_observer.cc

   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 "content/shell/renderer/shell_render_process_observer.h"
   6
   7 #include "base/command_line.h"
   8 #include "content/public/common/content_client.h"
   9 #include "content/public/renderer/render_thread.h"
  10 #include "content/public/renderer/render_view.h"
  11 #include "content/public/test/layouttest_support.h"
  12 #include "content/shell/common/shell_messages.h"
  13 #include "content/shell/common/shell_switches.h"
  14 #include "content/shell/renderer/shell_content_renderer_client.h"
  15 #include "content/shell/renderer/test_runner/WebTestInterfaces.h"
  16 #include "content/shell/renderer/webkit_test_runner.h"
  17 #include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
  18 #include "third_party/WebKit/public/web/WebView.h"
  19 #include "v8/include/v8.h"
  20
  21 using blink::WebFrame;
  22 using blink::WebRuntimeFeatures;
  23
  24 namespace content {
  25
  26 namespace {
  27 ShellRenderProcessObserver* g_instance = NULL;
  28 }
  29
  30 // static
  31 ShellRenderProcessObserver* ShellRenderProcessObserver::GetInstance() {
  32   return g_instance;
  33 }
  34
  35 ShellRenderProcessObserver::ShellRenderProcessObserver()
  36     : main_test_runner_(NULL),
  37       test_delegate_(NULL) {
  38   CHECK(!g_instance);
  39   g_instance = this;
  40   RenderThread::Get()->AddObserver(this);
  41   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree))
  42     return;
  43   EnableRendererLayoutTestMode();
  44 }
  45
  46 ShellRenderProcessObserver::~ShellRenderProcessObserver() {
  47   CHECK(g_instance == this);
  48   g_instance = NULL;
  49 }
  50
  51 void ShellRenderProcessObserver::SetTestDelegate(WebTestDelegate* delegate) {
  52   test_interfaces_->setDelegate(delegate);
  53   test_delegate_ = delegate;
  54 }
  55
  56 void ShellRenderProcessObserver::SetMainWindow(RenderView* view) {
  57   WebKitTestRunner* test_runner = WebKitTestRunner::Get(view);
  58   test_interfaces_->setWebView(view->GetWebView(), test_runner->proxy());
  59   main_test_runner_ = test_runner;
  60 }
  61
  62 void ShellRenderProcessObserver::WebKitInitialized() {
  63   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree))
  64     return;
  65
  66   // We always expose GC to layout tests.
  67   std::string flags("--expose-gc");
  68   v8::V8::SetFlagsFromString(flags.c_str(), static_cast<int>(flags.size()));
  69
  70   if (!CommandLine::ForCurrentProcess()->HasSwitch(
  71     switches::kStableReleaseMode)) {
  72     WebRuntimeFeatures::enableTestOnlyFeatures(true);
  73   }
  74
  75   test_interfaces_.reset(new WebTestInterfaces);
  76   test_interfaces_->resetAll();
  77 }
  78
  79 void ShellRenderProcessObserver::OnRenderProcessShutdown() {
  80   test_interfaces_.reset();
  81 }
  82
  83 bool ShellRenderProcessObserver::OnControlMessageReceived(
  84     const IPC::Message& message) {
  85   bool handled = true;
  86   IPC_BEGIN_MESSAGE_MAP(ShellRenderProcessObserver, message)
  87     IPC_MESSAGE_HANDLER(ShellViewMsg_SetWebKitSourceDir, OnSetWebKitSourceDir)
  88     IPC_MESSAGE_UNHANDLED(handled = false)
  89   IPC_END_MESSAGE_MAP()
  90
  91   return handled;
  92 }
  93
  94 void ShellRenderProcessObserver::OnSetWebKitSourceDir(
  95     const base::FilePath& webkit_source_dir) {
  96   webkit_source_dir_ = webkit_source_dir;
  97 }
  98
  99 }  // namespace content