Revert of Refactor and move ash independent nested accelerator code to ui/wm/core

ui/wm/core/nested_accelerator_controller_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 "ui/wm/core/nested_accelerator_controller.h"
-
-#include "base/bind.h"
-#include "base/event_types.h"
-#include "base/message_loop/message_loop.h"
-#include "ui/aura/test/aura_test_base.h"
-#include "ui/aura/test/test_windows.h"
-#include "ui/aura/window.h"
-#include "ui/aura/window_event_dispatcher.h"
-#include "ui/base/accelerators/accelerator.h"
-#include "ui/base/accelerators/accelerator.h"
-#include "ui/base/accelerators/accelerator_manager.h"
-#include "ui/events/event_constants.h"
-#include "ui/events/event_utils.h"
-#include "ui/events/platform/platform_event_dispatcher.h"
-#include "ui/events/platform/platform_event_source.h"
-#include "ui/events/platform/scoped_event_dispatcher.h"
-#include "ui/wm/core/nested_accelerator_delegate.h"
-#include "ui/wm/public/dispatcher_client.h"
-
-#if defined(USE_X11)
-#include <X11/Xlib.h>
-#include "ui/events/test/events_test_utils_x11.h"
-#endif  // USE_X11
-
-namespace wm {
-namespace test {
-
-namespace {
-
-class MockDispatcher : public ui::PlatformEventDispatcher {
- public:
-  MockDispatcher() : num_key_events_dispatched_(0) {}
-
-  int num_key_events_dispatched() { return num_key_events_dispatched_; }
-
- private:
-  // ui::PlatformEventDispatcher:
-  virtual bool CanDispatchEvent(const ui::PlatformEvent& event) OVERRIDE {
-    return true;
-  }
-  virtual uint32_t DispatchEvent(const ui::PlatformEvent& event) OVERRIDE {
-    if (ui::EventTypeFromNative(event) == ui::ET_KEY_RELEASED)
-      num_key_events_dispatched_++;
-    return ui::POST_DISPATCH_NONE;
-  }
-
-  int num_key_events_dispatched_;
-
-  DISALLOW_COPY_AND_ASSIGN(MockDispatcher);
-};
-
-class TestTarget : public ui::AcceleratorTarget {
- public:
-  TestTarget() : accelerator_pressed_count_(0) {}
-  virtual ~TestTarget() {}
-
-  int accelerator_pressed_count() const { return accelerator_pressed_count_; }
-
-  // Overridden from ui::AcceleratorTarget:
-  virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE {
-    accelerator_pressed_count_++;
-    return true;
-  }
-  virtual bool CanHandleAccelerators() const OVERRIDE { return true; }
-
- private:
-  int accelerator_pressed_count_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestTarget);
-};
-
-void DispatchKeyReleaseA(aura::Window* root_window) {
-// Sending both keydown and keyup is necessary here because the accelerator
-// manager only checks a keyup event following a keydown event. See
-// ShouldHandle() in ui/base/accelerators/accelerator_manager.cc for details.
-#if defined(OS_WIN)
-  MSG native_event_down = {NULL, WM_KEYDOWN, ui::VKEY_A, 0};
-  aura::WindowTreeHost* host = root_window->GetHost();
-  host->PostNativeEvent(native_event_down);
-  MSG native_event_up = {NULL, WM_KEYUP, ui::VKEY_A, 0};
-  host->PostNativeEvent(native_event_up);
-#elif defined(USE_X11)
-  ui::ScopedXI2Event native_event;
-  native_event.InitKeyEvent(ui::ET_KEY_PRESSED, ui::VKEY_A, 0);
-  aura::WindowTreeHost* host = root_window->GetHost();
-  host->PostNativeEvent(native_event);
-  native_event.InitKeyEvent(ui::ET_KEY_RELEASED, ui::VKEY_A, 0);
-  host->PostNativeEvent(native_event);
-#endif
-  // Make sure the inner message-loop terminates after dispatching the events.
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE, base::MessageLoop::current()->QuitClosure());
-}
-
-class MockNestedAcceleratorDelegate : public NestedAcceleratorDelegate {
- public:
-  MockNestedAcceleratorDelegate()
-      : accelerator_manager_(new ui::AcceleratorManager) {}
-  virtual ~MockNestedAcceleratorDelegate() {}
-
-  // NestedAcceleratorDelegate:
-  virtual bool ShouldProcessEventNow(const ui::KeyEvent& key_event) OVERRIDE {
-    return true;
-  }
-  virtual bool ProcessEvent(const ui::KeyEvent& key_event) OVERRIDE {
-    const int kModifierMask =
-        (ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN);
-    ui::Accelerator accelerator(key_event.key_code(),
-                                key_event.flags() & kModifierMask);
-    if (key_event.type() == ui::ET_KEY_RELEASED)
-      accelerator.set_type(ui::ET_KEY_RELEASED);
-    return accelerator_manager_->Process(accelerator);
-  }
-
-  void Register(const ui::Accelerator& accelerator,
-                ui::AcceleratorTarget* target) {
-    accelerator_manager_->Register(
-        accelerator, ui::AcceleratorManager::kNormalPriority, target);
-  }
-
- private:
-  scoped_ptr<ui::AcceleratorManager> accelerator_manager_;
-
-  DISALLOW_COPY_AND_ASSIGN(MockNestedAcceleratorDelegate);
-};
-
-class NestedAcceleratorTest : public aura::test::AuraTestBase {
- public:
-  NestedAcceleratorTest() {}
-  virtual ~NestedAcceleratorTest() {}
-
-  virtual void SetUp() OVERRIDE {
-    AuraTestBase::SetUp();
-    delegate_ = new MockNestedAcceleratorDelegate();
-    nested_accelerator_controller_.reset(
-        new NestedAcceleratorController(delegate_));
-    aura::client::SetDispatcherClient(root_window(),
-                                      nested_accelerator_controller_.get());
-  }
-
-  virtual void TearDown() OVERRIDE {
-    aura::client::SetDispatcherClient(root_window(), NULL);
-    AuraTestBase::TearDown();
-    delegate_ = NULL;
-    nested_accelerator_controller_.reset();
-  }
-
-  MockNestedAcceleratorDelegate* delegate() { return delegate_; }
-
- private:
-  scoped_ptr<NestedAcceleratorController> nested_accelerator_controller_;
-  MockNestedAcceleratorDelegate* delegate_;
-
-  DISALLOW_COPY_AND_ASSIGN(NestedAcceleratorTest);
-};
-
-}  // namespace
-
-// Aura window above lock screen in z order.
-TEST_F(NestedAcceleratorTest, AssociatedWindowAboveLockScreen) {
-  MockDispatcher inner_dispatcher;
-  scoped_ptr<aura::Window> mock_lock_container(
-      CreateNormalWindow(0, root_window(), NULL));
-  aura::test::CreateTestWindowWithId(1, mock_lock_container.get());
-
-  scoped_ptr<aura::Window> associated_window(
-      CreateNormalWindow(2, root_window(), NULL));
-  EXPECT_TRUE(aura::test::WindowIsAbove(associated_window.get(),
-                                        mock_lock_container.get()));
-
-  DispatchKeyReleaseA(root_window());
-  scoped_ptr<ui::ScopedEventDispatcher> override_dispatcher =
-      ui::PlatformEventSource::GetInstance()->OverrideDispatcher(
-          &inner_dispatcher);
-  aura::client::GetDispatcherClient(root_window())->RunWithDispatcher(NULL);
-  EXPECT_EQ(1, inner_dispatcher.num_key_events_dispatched());
-}
-
-// Test that the nested dispatcher handles accelerators.
-TEST_F(NestedAcceleratorTest, AcceleratorsHandled) {
-  MockDispatcher inner_dispatcher;
-  ui::Accelerator accelerator(ui::VKEY_A, ui::EF_NONE);
-  accelerator.set_type(ui::ET_KEY_RELEASED);
-  TestTarget target;
-  delegate()->Register(accelerator, &target);
-
-  DispatchKeyReleaseA(root_window());
-  scoped_ptr<ui::ScopedEventDispatcher> override_dispatcher =
-      ui::PlatformEventSource::GetInstance()->OverrideDispatcher(
-          &inner_dispatcher);
-  aura::client::GetDispatcherClient(root_window())->RunWithDispatcher(NULL);
-  EXPECT_EQ(0, inner_dispatcher.num_key_events_dispatched());
-  EXPECT_EQ(1, target.accelerator_pressed_count());
-}
-
-}  //  namespace test
-}  //  namespace wm