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 "components/test_runner/web_test_interfaces.h"
   9 #include "content/public/common/content_client.h"
  10 #include "content/public/renderer/render_thread.h"
  11 #include "content/public/renderer/render_view.h"
  12 #include "content/public/test/layouttest_support.h"
  13 #include "content/shell/common/shell_messages.h"
  14 #include "content/shell/common/shell_switches.h"
  15 #include "content/shell/renderer/layout_test/blink_test_runner.h"
  16 #include "third_party/WebKit/public/web/WebKit.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 LayoutTestRenderProcessObserver* g_instance = NULL;
  28 }
  29
  30 // static
  31 LayoutTestRenderProcessObserver*
  32 LayoutTestRenderProcessObserver::GetInstance() {
  33   return g_instance;
  34 }
  35
  36 LayoutTestRenderProcessObserver::LayoutTestRenderProcessObserver()
  37     : main_test_runner_(NULL),
  38       test_delegate_(NULL) {
  39   CHECK(!g_instance);
  40   g_instance = this;
  41   RenderThread::Get()->AddObserver(this);
  42   EnableRendererLayoutTestMode();
  43 }
  44
  45 LayoutTestRenderProcessObserver::~LayoutTestRenderProcessObserver() {
  46   CHECK(g_instance == this);
  47   g_instance = NULL;
  48 }
  49
  50 void LayoutTestRenderProcessObserver::SetTestDelegate(
  51     test_runner::WebTestDelegate* delegate) {
  52   test_interfaces_->SetDelegate(delegate);
  53   test_delegate_ = delegate;
  54 }
  55
  56 void LayoutTestRenderProcessObserver::SetMainWindow(RenderView* view) {
  57   BlinkTestRunner* test_runner = BlinkTestRunner::Get(view);
  58   test_interfaces_->SetWebView(view->GetWebView(), test_runner->proxy());
  59   main_test_runner_ = test_runner;
  60 }
  61
  62 void LayoutTestRenderProcessObserver::WebKitInitialized() {
  63   // We always expose GC to layout tests.
  64   std::string flags("--expose-gc");
  65   v8::V8::SetFlagsFromString(flags.c_str(), static_cast<int>(flags.size()));
  66
  67   if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
  68           switches::kStableReleaseMode)) {
  69     WebRuntimeFeatures::enableTestOnlyFeatures(true);
  70   }
  71
  72   test_interfaces_.reset(new test_runner::WebTestInterfaces);
  73   test_interfaces_->ResetAll();
  74   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
  75           switches::kEnableFontAntialiasing)) {
  76     blink::setFontAntialiasingEnabledForTest(true);
  77   }
  78
  79 }
  80
  81 void LayoutTestRenderProcessObserver::OnRenderProcessShutdown() {
  82   test_interfaces_.reset();
  83 }
  84
  85 bool LayoutTestRenderProcessObserver::OnControlMessageReceived(
  86     const IPC::Message& message) {
  87   bool handled = true;
  88   IPC_BEGIN_MESSAGE_MAP(LayoutTestRenderProcessObserver, message)
  89     IPC_MESSAGE_HANDLER(ShellViewMsg_SetWebKitSourceDir, OnSetWebKitSourceDir)
  90     IPC_MESSAGE_UNHANDLED(handled = false)
  91   IPC_END_MESSAGE_MAP()
  92
  93   return handled;
  94 }
  95
  96 void LayoutTestRenderProcessObserver::OnSetWebKitSourceDir(
  97     const base::FilePath& webkit_source_dir) {
  98   webkit_source_dir_ = webkit_source_dir;
  99 }
 100
 101 }  // namespace content