Resubmit: Open the WrenchMenu on mouseover when dragging a browser action

chrome/browser/ui/views/toolbar/toolbar_view_interactive_uitest.cc

Index: chrome/browser/ui/views/toolbar/toolbar_view_interactive_uitest.cc
diff --git a/chrome/browser/ui/views/toolbar/toolbar_view_interactive_uitest.cc b/chrome/browser/ui/views/toolbar/toolbar_view_interactive_uitest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0405c3fd96377bf612a44b0393439753d01f01cf
--- /dev/null
+++ b/chrome/browser/ui/views/toolbar/toolbar_view_interactive_uitest.cc
@@ -0,0 +1,160 @@
+// Copyright 2014 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/run_loop.h"
+#include "chrome/browser/extensions/extension_browsertest.h"
+#include "chrome/browser/ui/views/frame/browser_view.h"
+#include "chrome/browser/ui/views/frame/test_with_browser_view.h"
+#include "chrome/browser/ui/views/tabs/tab_drag_controller_interactive_uitest.h"
+#include "chrome/browser/ui/views/toolbar/browser_actions_container.h"
+#include "chrome/browser/ui/views/toolbar/toolbar_view.h"
+#include "chrome/browser/ui/views/toolbar/wrench_toolbar_button.h"
+#include "chrome/test/base/interactive_test_utils.h"
+#include "extensions/common/feature_switch.h"
+
+// Borrowed from chrome/browser/ui/views/bookmarks/bookmark_bar_view_test.cc,
+// since these are also disabled on Linux for drag and drop.
+// TODO(erg): Fix DND tests on linux_aura. crbug.com/163931
+#if defined(OS_LINUX) && defined(USE_AURA)
+#define MAYBE(x) DISABLED_##x
+#else
+#define MAYBE(x) x
+#endif
+
+class ToolbarViewInteractiveUITest : public ExtensionBrowserTest {
+ public:
+  ToolbarViewInteractiveUITest();
+  virtual ~ToolbarViewInteractiveUITest();
+
+ protected:
+  ToolbarView* toolbar_view() { return toolbar_view_; }
+  BrowserActionsContainer* browser_actions() { return browser_actions_; }
+
+  // Performs a drag-and-drop operation by moving the mouse to |start|, clicking
+  // the left button, moving the mouse to |end|, and releasing the left button.
+  // TestWhileInDragOperation() is called after the mouse has moved to |end|,
+  // but before the click is released.
+  void DoDragAndDrop(const gfx::Point& start, const gfx::Point& end);
+
+  // A function to perform testing actions while in the drag operation from
+  // DoDragAndDrop.
+  void TestWhileInDragOperation();
+
+ private:
+  // Finishes the drag-and-drop operation started in DoDragAndDrop().
+  void FinishDragAndDrop(const base::Closure& quit_closure);
+
+  // InProcessBrowserTest:
+  virtual void SetUpCommandLine(base::CommandLine* command_line) OVERRIDE;
+  virtual void SetUpOnMainThread() OVERRIDE;
+
+  ToolbarView* toolbar_view_;
+
+  BrowserActionsContainer* browser_actions_;
+
+  // The drag-and-drop background thread.
+  scoped_ptr<base::Thread> dnd_thread_;
+
+  // Override the extensions-action-redesign switch.
+  scoped_ptr<extensions::FeatureSwitch::ScopedOverride> feature_override_;
+};
+
+ToolbarViewInteractiveUITest::ToolbarViewInteractiveUITest()
+    : toolbar_view_(NULL),
+      browser_actions_(NULL) {
+}
+
+ToolbarViewInteractiveUITest::~ToolbarViewInteractiveUITest() {
+}
+
+void ToolbarViewInteractiveUITest::DoDragAndDrop(const gfx::Point& start,
+                                                 const gfx::Point& end) {
+  // Much of this function is modeled after methods in ViewEventTestBase (in
+  // particular, the |dnd_thread_|, but it's easier to move that here than try
+  // to make ViewEventTestBase play nice with a BrowserView (for the toolbar).
+  // TODO(devlin): In a perfect world, this would be factored better.
+
+  // Send the mouse to |start|, and click.
+  ASSERT_TRUE(ui_test_utils::SendMouseMoveSync(start));
+  ASSERT_TRUE(ui_test_utils::SendMouseEventsSync(
+                  ui_controls::LEFT, ui_controls::DOWN));
+
+  scoped_refptr<content::MessageLoopRunner> runner =
+      new content::MessageLoopRunner();
+
+  ui_controls::SendMouseMoveNotifyWhenDone(
+      end.x() + 10,
+      end.y(),
+      base::Bind(&ToolbarViewInteractiveUITest::FinishDragAndDrop,
+                 base::Unretained(this),
+                 runner->QuitClosure()));
+
+  // Also post a move task to the drag and drop thread.
+  if (!dnd_thread_.get()) {
+    dnd_thread_.reset(new base::Thread("mouse_move_thread"));
+    dnd_thread_->Start();
+  }
+
+  dnd_thread_->message_loop()->PostDelayedTask(
+      FROM_HERE,
+      base::Bind(base::IgnoreResult(&ui_controls::SendMouseMove),
+                 end.x(),
+                 end.y()),
+      base::TimeDelta::FromMilliseconds(200));
+  runner->Run();
+}
+
+void ToolbarViewInteractiveUITest::TestWhileInDragOperation() {
+  EXPECT_TRUE(toolbar_view()->IsWrenchMenuShowing());
+}
+
+void ToolbarViewInteractiveUITest::FinishDragAndDrop(
+    const base::Closure& quit_closure) {
+  dnd_thread_.reset();
+  TestWhileInDragOperation();
+  ui_controls::SendMouseEvents(ui_controls::LEFT, ui_controls::UP);
+  ui_controls::RunClosureAfterAllPendingUIEvents(
+      quit_closure);
+}
+
+void ToolbarViewInteractiveUITest::SetUpCommandLine(
+    base::CommandLine* command_line) {
+  ExtensionBrowserTest::SetUpCommandLine(command_line);
+  // We do this before the rest of the setup because it can affect how the views
+  // are constructed.
+  feature_override_.reset(new extensions::FeatureSwitch::ScopedOverride(
+      extensions::FeatureSwitch::extension_action_redesign(), true));
+}
+
+void ToolbarViewInteractiveUITest::SetUpOnMainThread() {
+  ExtensionBrowserTest::SetUpOnMainThread();
+
+  toolbar_view_ = BrowserView::GetBrowserViewForBrowser(browser())->toolbar();
+  browser_actions_ = toolbar_view_->browser_actions();
+}
+
+IN_PROC_BROWSER_TEST_F(ToolbarViewInteractiveUITest,
+                       MAYBE(TestWrenchMenuOpensOnDrag)) {
+  BrowserActionsContainer::disable_animations_during_testing_ = true;
+  WrenchToolbarButton::g_open_wrench_immediately_for_testing = true;
+
+  // Load an extension that has a browser action.
+  ASSERT_TRUE(LoadExtension(test_data_dir_.AppendASCII("api_test")
+                                          .AppendASCII("browser_action")
+                                          .AppendASCII("basics")));
+  base::RunLoop().RunUntilIdle();  // Ensure the extension is fully loaded.
+
+  ASSERT_EQ(1u, browser_actions()->VisibleBrowserActions());

[Devlin, 2014/07/24 23:18:03]

Judging from the test output in the revert CL, this ASSERT was occasionally
failing. This could happen if we reached the assert before the
BrowserActionsContainer finished animating, which is solved by disabling
animations for testing.

+
+  BrowserActionView* view = browser_actions()->GetBrowserActionViewAt(0);
+  ASSERT_TRUE(view);
+
+  gfx::Point browser_action_view_loc = test::GetCenterInScreenCoordinates(view);
+  gfx::Point wrench_button_loc =
+      test::GetCenterInScreenCoordinates(toolbar_view()->app_menu());
+
+  // Perform a drag and drop from the browser action view to the wrench button,
+  // which should open the wrench menu.
+  DoDragAndDrop(browser_action_view_loc, wrench_button_loc);
+}