collect windows from mru_list in workspace_controller.

ash/shelf/shelf_layout_manager_unittest.cc

 // Copyright (c) 2012 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 "ash/shelf/shelf_layout_manager.h"
 
 #include "ash/accelerators/accelerator_controller.h"
 #include "ash/accelerators/accelerator_table.h"
 #include "ash/focus_cycler.h"
 #include "ash/public/cpp/config.h"
 #include "ash/public/cpp/shell_window_ids.h"
+#include "ash/root_window_controller.h"
 #include "ash/session/session_controller.h"
 #include "ash/shelf/shelf.h"
 #include "ash/shelf/shelf_constants.h"
 #include "ash/shelf/shelf_layout_manager_observer.h"
 #include "ash/shelf/shelf_view.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/shell.h"
 #include "ash/shell_port.h"
 #include "ash/system/status_area_widget.h"
 #include "ash/system/tray/system_tray.h"
@@ skipping 1530 matching lines @@
   EXPECT_EQ(SHELF_AUTO_HIDE, shelf->GetVisibilityState());
   wm::GetWindowState(window_two)->Restore();
 
   // With the flag off, shelf no longer auto-hides.
   widget_one->Activate();
   EXPECT_EQ(SHELF_VISIBLE, shelf->GetVisibilityState());
   wm::GetWindowState(window_two)
       ->set_autohide_shelf_when_maximized_or_fullscreen(false);
   widget_two->Activate();
   EXPECT_EQ(SHELF_VISIBLE, shelf->GetVisibilityState());
+
+  wm::GetWindowState(window_two)
+      ->set_autohide_shelf_when_maximized_or_fullscreen(true);
+  window_two->SetProperty(aura::client::kAlwaysOnTopKey, true);
+
+  auto* shelf_window = shelf->GetWindow();
+  aura::Window* container = shelf_window->GetRootWindow()->GetChildById(
+      kShellWindowId_AlwaysOnTopContainer);
+  auto iter = std::find(container->children().begin(),
+                        container->children().end(), window_two);
+  EXPECT_NE(iter, container->children().end());
+
+  widget_two->Maximize();
+  EXPECT_EQ(SHELF_AUTO_HIDE, shelf->GetVisibilityState());
+
+  wm::WorkspaceWindowState window_state =
+      RootWindowController::ForWindow(shelf_window)->GetWorkspaceWindowState();
+  EXPECT_EQ(wm::WORKSPACE_WINDOW_STATE_MAXIMIZED, window_state);
 }
 
 TEST_F(ShelfLayoutManagerTest, ShelfFlickerOnTrayActivation) {
   // TODO: investigate failure in mash, http://crbug.com/695686.
   if (Shell::GetAshConfig() == Config::MASH)
     return;
 
   Shelf* shelf = GetPrimaryShelf();
 
   // Create a visible window so auto-hide behavior is enforced.
@@ skipping 302 matching lines @@
   // Open keyboard in sticky mode.
   kb_controller->ShowKeyboard(true);
   layout_manager->OnKeyboardBoundsChanging(keyboard_bounds());
 
   // Work area should be changed.
   EXPECT_NE(orig_work_area,
             display::Screen::GetScreen()->GetPrimaryDisplay().work_area());
 }
 
 }  // namespace ash