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      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/gc_extension.h"
     15 #include "content/shell/renderer/shell_content_renderer_client.h"
     16 #include "content/shell/renderer/webkit_test_runner.h"
     17 #include "third_party/WebKit/public/testing/WebTestInterfaces.h"
     18 #include "third_party/WebKit/public/web/WebView.h"
     19 #include "webkit/glue/webkit_glue.h"
     20 
     21 using WebKit::WebFrame;
     22 using WebTestRunner::WebTestDelegate;
     23 using WebTestRunner::WebTestInterfaces;
     24 
     25 namespace content {
     26 
     27 namespace {
     28 ShellRenderProcessObserver* g_instance = NULL;
     29 }
     30 
     31 // static
     32 ShellRenderProcessObserver* ShellRenderProcessObserver::GetInstance() {
     33   return g_instance;
     34 }
     35 
     36 ShellRenderProcessObserver::ShellRenderProcessObserver()
     37     : main_test_runner_(NULL),
     38       test_delegate_(NULL) {
     39   CHECK(!g_instance);
     40   g_instance = this;
     41   RenderThread::Get()->AddObserver(this);
     42   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree))
     43     return;
     44   EnableRendererLayoutTestMode();
     45 }
     46 
     47 ShellRenderProcessObserver::~ShellRenderProcessObserver() {
     48   CHECK(g_instance == this);
     49   g_instance = NULL;
     50 }
     51 
     52 void ShellRenderProcessObserver::SetTestDelegate(WebTestDelegate* delegate) {
     53   test_interfaces_->setDelegate(delegate);
     54   test_delegate_ = delegate;
     55 }
     56 
     57 void ShellRenderProcessObserver::SetMainWindow(RenderView* view) {
     58   WebKitTestRunner* test_runner = WebKitTestRunner::Get(view);
     59   test_interfaces_->setWebView(view->GetWebView(), test_runner->proxy());
     60   main_test_runner_ = test_runner;
     61 }
     62 
     63 void ShellRenderProcessObserver::WebKitInitialized() {
     64   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree))
     65     return;
     66 
     67   // We always expose GC to layout tests.
     68   webkit_glue::SetJavaScriptFlags(" --expose-gc");
     69   RenderThread::Get()->RegisterExtension(extensions_v8::GCExtension::Get());
     70 
     71   test_interfaces_.reset(new WebTestInterfaces);
     72   test_interfaces_->resetAll();
     73 }
     74 
     75 bool ShellRenderProcessObserver::OnControlMessageReceived(
     76     const IPC::Message& message) {
     77   bool handled = true;
     78   IPC_BEGIN_MESSAGE_MAP(ShellRenderProcessObserver, message)
     79     IPC_MESSAGE_HANDLER(ShellViewMsg_SetWebKitSourceDir, OnSetWebKitSourceDir)
     80     IPC_MESSAGE_UNHANDLED(handled = false)
     81   IPC_END_MESSAGE_MAP()
     82 
     83   return handled;
     84 }
     85 
     86 void ShellRenderProcessObserver::OnSetWebKitSourceDir(
     87     const base::FilePath& webkit_source_dir) {
     88   webkit_source_dir_ = webkit_source_dir;
     89 }
     90 
     91 }  // namespace content
     92