Determine the element location and click synchronously on the renderer.

chrome/browser/automation/automation_tab_helper_browsertest.cc

Index: chrome/browser/automation/automation_tab_helper_browsertest.cc
diff --git a/chrome/browser/automation/automation_tab_helper_browsertest.cc b/chrome/browser/automation/automation_tab_helper_browsertest.cc
index 59ae8af41894097e940dd62a551594d22c8410f0..d51babc5f81698034f118d680309702a2cad6c28 100644
--- a/chrome/browser/automation/automation_tab_helper_browsertest.cc
+++ b/chrome/browser/automation/automation_tab_helper_browsertest.cc
@@ -13,6 +13,7 @@
 #include "chrome/browser/automation/mock_tab_event_observer.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
+#include "chrome/common/automation_events.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/url_constants.h"
@@ -28,6 +29,7 @@
 #include "net/base/net_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "ui/gfx/point.h"
 
 using testing::_;
 
@@ -214,3 +216,44 @@ IN_PROC_BROWSER_TEST_F(AutomationTabHelperBrowserTest,
 
   ui_test_utils::NavigateToURL(browser(), GURL(chrome::kChromeUICrashURL));
 }
+
+IN_PROC_BROWSER_TEST_F(AutomationTabHelperBrowserTest, ProcessMouseEvent) {
+  MockTabEventObserver mock_tab_observer(tab_helper());
+
+  EXPECT_CALL(mock_tab_observer,
+              OnWillProcessMouseEventAt(
+                  testing::AllOf(
+                      testing::Property(&gfx::Point::x, testing::Eq(5)),
+                      testing::Property(&gfx::Point::y, testing::Eq(10)))))
+      .Times(2);
+  EXPECT_CALL(mock_tab_observer, OnProcessMouseEventACK(true, _))
+      .Times(2);
+
+  ASSERT_TRUE(ui_test_utils::ExecuteJavaScript(
+      browser()->GetSelectedWebContents()->GetRenderViewHost(),
+      L"",
+      L"window.didClick = false;"
+      L"document.body.innerHTML ="
+      L"    '<a style=\\'position:absolute; left:0; top:0\\'>link</a>';"
+      L"document.querySelector('a').addEventListener('click', function() {"
+      L"  window.didClick = true;"
+      L"}, true);"));
+  AutomationMouseEvent automation_event;
+  automation_event.location_script_chain.push_back(
+      ScriptEvaluationRequest("{'x': 5, 'y': 10}", ""));
+  WebKit::WebMouseEvent& mouse_event = automation_event.mouse_event;
+  mouse_event.type = WebKit::WebInputEvent::MouseDown;
+  mouse_event.button = WebKit::WebMouseEvent::ButtonLeft;
+  mouse_event.clickCount = 1;
+  tab_helper()->ProcessMouseEvent(automation_event);
+  mouse_event.type = WebKit::WebInputEvent::MouseUp;
+  tab_helper()->ProcessMouseEvent(automation_event);
+
+  bool did_click = false;
+  ASSERT_TRUE(ui_test_utils::ExecuteJavaScriptAndExtractBool(
+      browser()->GetSelectedWebContents()->GetRenderViewHost(),
+      L"",
+      L"window.domAutomationController.send(window.didClick);",
+      &did_click));
+  EXPECT_TRUE(did_click);
+}