Add support for DOM interaction in browser tests via C++.

BUG=none
TEST=none
Review URL: http://codereview.chromium.org/660046

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@41789 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 71 insertions, 0 deletions

diff --git a/chrome/renderer/automation/dom_automation_controller.cc b/chrome/renderer/automation/dom_automation_controller.cc
index 3b7ac43..6c3e8a5 100644
--- a/chrome/renderer/automation/dom_automation_controller.cc
+++ b/chrome/renderer/automation/dom_automation_controller.cc
@@ -14,6 +14,7 @@ DomAutomationController::DomAutomationController()
       automation_id_(MSG_ROUTING_NONE) {
   BindMethod("send", &DomAutomationController::Send);
   BindMethod("setAutomationId", &DomAutomationController::SetAutomationId);
+  BindMethod("sendJSON", &DomAutomationController::SendJSON);
 }
 
 void DomAutomationController::Send(const CppArgumentList& args,
@@ -86,6 +87,36 @@ void DomAutomationController::Send(const CppArgumentList& args,
   return;
 }
 
+void DomAutomationController::SendJSON(const CppArgumentList& args,
+                                       CppVariant* result) {
+  if (args.size() != 1) {
+    result->SetNull();
+    return;
+  }
+
+  if (automation_id_ == MSG_ROUTING_NONE) {
+    result->SetNull();
+    return;
+  }
+
+  if (!sender_) {
+    NOTREACHED();
+    result->SetNull();
+    return;
+  }
+
+  if (args[0].type != NPVariantType_String) {
+    result->SetNull();
+    return;
+  }
+
+  std::string json = args[0].ToString();
+  result->Set(sender_->Send(
+      new ViewHostMsg_DomOperationResponse(routing_id_, json, automation_id_)));
+
+  automation_id_ = MSG_ROUTING_NONE;
+}
+
 void DomAutomationController::SetAutomationId(
     const CppArgumentList& args, CppVariant* result) {
   if (args.size() != 1) {
diff --git a/chrome/renderer/automation/dom_automation_controller.h b/chrome/renderer/automation/dom_automation_controller.h
index bc6f5fe..c815418 100644
--- a/chrome/renderer/automation/dom_automation_controller.h
+++ b/chrome/renderer/automation/dom_automation_controller.h
@@ -84,6 +84,11 @@ class DomAutomationController : public CppBoundClass {
   // IPC. It sets the return value to null on unexpected errors or arguments.
   void Send(const CppArgumentList& args, CppVariant* result);
 
+  // Makes the renderer send a javascript value to the app.
+  // The value must be a NPString and should be properly formed JSON.
+  // This function does not modify/escape the returned string in any way.
+  void SendJSON(const CppArgumentList& args, CppVariant* result);
+
   void SetAutomationId(const CppArgumentList& args, CppVariant* result);
 
   // TODO(vibhor): Implement later
diff --git a/chrome/renderer/automation/dom_automation_v8_extension.cc b/chrome/renderer/automation/dom_automation_v8_extension.cc
new file mode 100644
index 0000000..efe5ada
--- /dev/null
+++ b/chrome/renderer/automation/dom_automation_v8_extension.cc
@@ -0,0 +1,19 @@
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/renderer/automation/dom_automation_v8_extension.h"
+
+#include "chrome/renderer/extensions/bindings_utils.h"
+#include "grit/renderer_resources.h"
+
+using bindings_utils::GetStringResource;
+
+const char* DomAutomationV8Extension::kName = "chrome/domautomation";
+
+v8::Extension* DomAutomationV8Extension::Get() {
+  static v8::Extension* extension =
+      new bindings_utils::ExtensionBase(
+          kName, GetStringResource<IDR_DOM_AUTOMATION_JS>(), 0, NULL);
+  return extension;
+}
diff --git a/chrome/renderer/automation/dom_automation_v8_extension.h b/chrome/renderer/automation/dom_automation_v8_extension.h
new file mode 100644
index 0000000..94201e7
--- /dev/null
+++ b/chrome/renderer/automation/dom_automation_v8_extension.h
@@ -0,0 +1,16 @@
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_RENDERER_AUTOMATION_DOM_AUTOMATION_V8_EXTENSION_H_
+#define CHROME_RENDERER_AUTOMATION_DOM_AUTOMATION_V8_EXTENSION_H_
+
+#include "v8/include/v8.h"
+
+class DomAutomationV8Extension {
+ public:
+  static const char* kName;
+  static v8::Extension* Get();
+};
+
+#endif  // CHROME_RENDERER_AUTOMATION_DOM_AUTOMATION_V8_EXTENSION_H_