[ash-md] Animates a window closed while in overview mode

ash/wm/overview/window_selector_unittest.cc

 // Copyright 2013 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 <algorithm>
 #include <vector>
 
 #include "ash/aura/wm_window_aura.h"
 #include "ash/common/accessibility_delegate.h"
 #include "ash/common/accessibility_types.h"
 #include "ash/common/ash_switches.h"
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/shell_window_ids.h"
 #include "ash/common/wm/mru_window_tracker.h"
+#include "ash/common/wm/overview/scoped_transform_overview_window.h"
 #include "ash/common/wm/overview/window_grid.h"
 #include "ash/common/wm/overview/window_selector.h"
 #include "ash/common/wm/overview/window_selector_controller.h"
 #include "ash/common/wm/overview/window_selector_item.h"
 #include "ash/common/wm/panels/panel_layout_manager.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/common/wm/wm_event.h"
 #include "ash/common/wm_shell.h"
 #include "ash/drag_drop/drag_drop_controller.h"
 #include "ash/root_window_controller.h"
@@ skipping 90 matching lines @@
         new test::MaterialDesignControllerTestAPI(GetParam()));
     if (!ash::MaterialDesignController::IsOverviewMaterial()) {
       base::CommandLine::ForCurrentProcess()->AppendSwitch(
           switches::kAshEnableStableOverviewOrder);
     }
     ASSERT_TRUE(test::TestShelfDelegate::instance());
 
     shelf_view_test_.reset(new test::ShelfViewTestAPI(
         test::ShelfTestAPI(Shelf::ForPrimaryDisplay()).shelf_view()));
     shelf_view_test_->SetAnimationDuration(1);
+    ScopedTransformOverviewWindow::SetImmediateCloseForTests();

[tdanderson, 2016/06/28 15:28:02]

I will defer to Ben for any comments related to testing in this CL.

[varkha, 2016/06/28 23:50:37]

Acknowledged.

   }
 
   void TearDown() override {
     material_design_state_.reset();
     test::AshTestBase::TearDown();
   }
 
   aura::Window* CreateWindow(const gfx::Rect& bounds) {
     return CreateTestWindowInShellWithDelegate(&delegate_, -1, bounds);
   }
@@ skipping 1692 matching lines @@
       bounds.y());
   EXPECT_LE(transformed_rect.bottom(), bounds.bottom());
   EXPECT_NEAR(transformed_rect.x() - bounds.x(),
               bounds.right() - transformed_rect.right(), 1);
   EXPECT_NEAR(
       transformed_rect.y() + (int)(scale * inset) - header_height - bounds.y(),
       bounds.bottom() - transformed_rect.bottom(), 1);
 }
 
 }  // namespace ash