src/content/shell/renderer/layout_test/layout_test_render_process_observer.cc

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