Add a test for the mouseleave event on window.

chrome/browser/mouseleave_browsertest.cc

Index: chrome/browser/mouseleave_browsertest.cc
diff --git a/chrome/browser/mouseleave_browsertest.cc b/chrome/browser/mouseleave_browsertest.cc
index 416b081f112b51b7f0acaec195cefb78fef5393a..c4bcbcf450b7adfa431e017cdcb9f1256c18e822 100644
--- a/chrome/browser/mouseleave_browsertest.cc
+++ b/chrome/browser/mouseleave_browsertest.cc
@@ -4,11 +4,17 @@
 
 #include "base/files/file_path.h"
 #include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/renderer_context_menu/render_view_context_menu.h"
+#include "chrome/browser/renderer_context_menu/render_view_context_menu_browsertest_util.h"
 #include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_commands.h"
+#include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
+#include "components/app_modal/app_modal_dialog.h"
+#include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test_utils.h"
 #include "ui/base/test/ui_controls.h"
@@ -19,24 +25,19 @@ class MouseLeaveTest : public InProcessBrowserTest {
  public:
   MouseLeaveTest() {}
 
-  void MouseLeaveTestCommon() {
+  void LoadTestPageAndWaitForMouseOver(content::WebContents* tab) {
+    gfx::Rect tab_view_bounds = tab->GetContainerBounds();
     GURL test_url = ui_test_utils::GetTestUrl(
         base::FilePath(), base::FilePath(FILE_PATH_LITERAL("mouseleave.html")));
 
-    content::WebContents* tab =
-        browser()->tab_strip_model()->GetActiveWebContents();
-    gfx::Rect tab_view_bounds = tab->GetContainerBounds();
-
-    gfx::Point in_content_point(
-        tab_view_bounds.x() + tab_view_bounds.width() / 2,
-        tab_view_bounds.y() + 10);
-    gfx::Point above_content_point(
-        tab_view_bounds.x() + tab_view_bounds.width() / 2,
-        tab_view_bounds.y() - 2);
+    gfx::Point in_content(tab_view_bounds.x() + tab_view_bounds.width() / 2,
+                          tab_view_bounds.y() + 10);
+    out_of_content_ =
+        gfx::Point(tab_view_bounds.x() + tab_view_bounds.width() / 2,
+                   tab_view_bounds.y() - 2);
 
     // Start by moving the point just above the content.
-    ui_controls::SendMouseMove(above_content_point.x(),
-                               above_content_point.y());
+    ui_controls::SendMouseMove(out_of_content_.x(), out_of_content_.y());
 
     // Navigate to the test html page.
     base::string16 load_expected_title(base::ASCIIToUTF16("onload"));
@@ -46,19 +47,25 @@ class MouseLeaveTest : public InProcessBrowserTest {
     // next part of the test.
     EXPECT_EQ(load_expected_title, load_title_watcher.WaitAndGetTitle());
 
-    // Move the cursor to the top-center of the content, which will trigger
+    // Move the cursor to the top-center of the content which will trigger
     // a javascript onMouseOver event.
-    ui_controls::SendMouseMove(in_content_point.x(), in_content_point.y());
+    ui_controls::SendMouseMove(in_content.x(), in_content.y());
 
     // Wait on the correct intermediate title.
     base::string16 entered_expected_title(base::ASCIIToUTF16("entered"));
     content::TitleWatcher entered_title_watcher(tab, entered_expected_title);
     EXPECT_EQ(entered_expected_title, entered_title_watcher.WaitAndGetTitle());
+  }
+
+  void MouseLeaveTestCommon() {
+    content::WebContents* tab =
+        browser()->tab_strip_model()->GetActiveWebContents();
+
+    EXPECT_NO_FATAL_FAILURE(LoadTestPageAndWaitForMouseOver(tab));
 
     // Move the cursor above the content again, which should trigger
     // a javascript onMouseOut event.
-    ui_controls::SendMouseMove(above_content_point.x(),
-                               above_content_point.y());
+    ui_controls::SendMouseMove(out_of_content_.x(), out_of_content_.y());
 
     // Wait on the correct final value of the cookie.
     base::string16 left_expected_title(base::ASCIIToUTF16("left"));
@@ -66,6 +73,9 @@ class MouseLeaveTest : public InProcessBrowserTest {
     EXPECT_EQ(left_expected_title, left_title_watcher.WaitAndGetTitle());
   }
 
+  // The coordinates out of the content to move the mouse point
+  gfx::Point out_of_content_;
+
   DISALLOW_COPY_AND_ASSIGN(MouseLeaveTest);
 };
 
@@ -95,4 +105,68 @@ IN_PROC_BROWSER_TEST_F(MouseLeaveTest, MouseDownOnBrowserCaption) {
 }
 #endif
 
+#if defined(OS_WIN) || defined(OS_MACOSX)
+// Test that a mouseleave is not triggered when showing the context menu.
+// If the test is failed, it means that Blink gets the mouseleave event
+// when showing the context menu and it could make the unexpecting
+// content behavior such as clearing the hover status.
+// Please refer to the below issue for understanding what happens .
+// TODO: Make test pass on OS_WIN and OS_MACOSX
+// OS_WIN: http://crbug.com/450138
+// OS_MACOSX: Missing automation provider support: http://crbug.com/45892.
+#define MAYBE_ContextMenu DISABLED_ContextMenu
+#else
+#define MAYBE_ContextMenu ContextMenu
+#endif
+
+IN_PROC_BROWSER_TEST_F(MouseLeaveTest, MAYBE_ContextMenu) {
+  content::WebContents* tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+
+  EXPECT_NO_FATAL_FAILURE(LoadTestPageAndWaitForMouseOver(tab));
+
+  ContextMenuWaiter menu_observer(content::NotificationService::AllSources());
+  ui_controls::SendMouseClick(ui_controls::RIGHT);
+  // Wait until the context menu is opened and closed.
+  menu_observer.WaitForMenuOpenAndClose();
+
+  tab->GetMainFrame()->ExecuteJavaScript(base::ASCIIToUTF16("done()"));
+  const base::string16 success_title = base::ASCIIToUTF16("without mouseleave");
+  const base::string16 failure_title = base::ASCIIToUTF16("with mouseleave");
+  content::TitleWatcher done_title_watcher(tab, success_title);
+  done_title_watcher.AlsoWaitForTitle(failure_title);
+
+  EXPECT_EQ(success_title, done_title_watcher.WaitAndGetTitle());
+}
+
+#if defined(OS_WIN) || defined(OS_MACOSX)
+// Test that a mouseleave is not triggered when showing a modal dialog.
+// Sample regression: crbug.com/394672
+// TODO: Make test pass on OS_WIN and OS_MACOSX
+// OS_WIN: http://crbug.com/450138
+// OS_MACOSX: Missing automation provider support: http://crbug.com/45892.
+#define MAYBE_ModalDialog DISABLED_ModalDialog
+#else
+#define MAYBE_ModalDialog ModalDialog
+#endif
+
+IN_PROC_BROWSER_TEST_F(MouseLeaveTest, MAYBE_ModalDialog) {
+  content::WebContents* tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+
+  EXPECT_NO_FATAL_FAILURE(LoadTestPageAndWaitForMouseOver(tab));
+
+  tab->GetMainFrame()->ExecuteJavaScript(base::UTF8ToUTF16("alert()"));
+  app_modal::AppModalDialog* alert = ui_test_utils::WaitForAppModalDialog();
+  // Cancel the dialog.
+  alert->CloseModalDialog();
+
+  tab->GetMainFrame()->ExecuteJavaScript(base::ASCIIToUTF16("done()"));
+  const base::string16 success_title = base::ASCIIToUTF16("without mouseleave");
+  const base::string16 failure_title = base::ASCIIToUTF16("with mouseleave");
+  content::TitleWatcher done_title_watcher(tab, success_title);
+  done_title_watcher.AlsoWaitForTitle(failure_title);
+  EXPECT_EQ(success_title, done_title_watcher.WaitAndGetTitle());
+}
+
 }  // namespace