Determine the element location and click synchronously on the renderer.

chrome/renderer/automation/automation_renderer_helper_browsertest.cc

 // Copyright (c) 2011 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 "base/command_line.h"
 #include "base/file_util.h"
+#include "base/json/json_reader.h"
 #include "base/md5.h"
+#include "base/utf_string_conversions.h"
+#include "chrome/common/automation_constants.h"
+#include "chrome/common/automation_events.h"
 #include "chrome/test/base/chrome_render_view_test.h"
 #include "chrome/renderer/automation/automation_renderer_helper.h"
 #include "content/public/renderer/render_view.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSize.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebWidget.h"
 
 namespace {
 
 const char kThreeBoxesHTML[] =
@@ skipping 51 matching lines @@
       "  <div style='background:green;width:100;height:100'></div>"
       "  <div style='background:blue;width:100;height:100'></div>"
       "</body>";
   LoadHTML(kThreeBoxesRTLHTML);
   std::vector<unsigned char> png_data;
   std::string error_msg;
   ASSERT_TRUE(AutomationRendererHelper(view_).SnapshotEntirePage(
       view_->GetWebView(), &png_data, &error_msg)) << error_msg;
   CompareSnapshot(png_data, kThreeBoxesMD5);
 }
+
+TEST_F(AutomationRendererHelperTest, ScriptChain) {
+  ScriptEvaluationRequest request("({'result': 10})", "");
+  ScriptEvaluationRequest request_plus1(
+      "({'result': arguments[0].result + 1})", "");
+  std::vector<ScriptEvaluationRequest> script_chain;
+  script_chain.push_back(request);
+  script_chain.push_back(request_plus1);
+  script_chain.push_back(request_plus1);
+
+  AutomationRendererHelper helper(view_);
+  scoped_ptr<base::DictionaryValue> value;
+  std::string error;
+  ASSERT_TRUE(helper.EvaluateScriptChain(script_chain, &value, &error));
+  int result;
+  ASSERT_TRUE(value->GetInteger("result", &result));
+  EXPECT_EQ(12, result);
+}
+
+TEST_F(AutomationRendererHelperTest, ScriptChainError) {
+  ScriptEvaluationRequest request("({'result': 10})", "");
+  ScriptEvaluationRequest error_request(
+      "({'result': arguments[0].result + 1, 'error': {'msg': 'some msg'}})",
+      "");
+  std::vector<ScriptEvaluationRequest> script_chain;
+  script_chain.push_back(request);
+  script_chain.push_back(error_request);
+  script_chain.push_back(request);
+
+  AutomationRendererHelper helper(view_);
+  scoped_ptr<base::DictionaryValue> result;
+  std::string error;
+  ASSERT_FALSE(helper.EvaluateScriptChain(script_chain, &result, &error));
+  scoped_ptr<base::Value> value(base::JSONReader::Read(error));
+  base::DictionaryValue* dict;
+  ASSERT_TRUE(value->GetAsDictionary(&dict));
+  std::string msg;
+  ASSERT_TRUE(dict->GetString("msg", &msg));
+  EXPECT_STREQ("some msg", msg.c_str());
+}