ash/accelerators/magnifier_key_scroller_unittest.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ash/accelerators/magnifier_key_scroller.h"
   6
   7 #include "ash/magnifier/magnification_controller.h"
   8 #include "ash/shell.h"
   9 #include "ash/test/ash_test_base.h"
  10 #include "ash/wm/window_util.h"
  11 #include "ui/aura/test/test_window_delegate.h"
  12 #include "ui/events/test/event_generator.h"
  13
  14 namespace ash {
  15 namespace {
  16
  17 class KeyEventDelegate : public aura::test::TestWindowDelegate {
  18  public:
  19   KeyEventDelegate() {}
  20   ~KeyEventDelegate() override {}
  21
  22   // ui::EventHandler overrides:
  23   void OnKeyEvent(ui::KeyEvent* event) override {
  24     key_event.reset(new ui::KeyEvent(
  25         event->type(), event->key_code(), event->flags()));
  26   }
  27
  28   const ui::KeyEvent* event() const { return key_event.get(); }
  29   void reset() { key_event.reset(); }
  30
  31  private:
  32   scoped_ptr<ui::KeyEvent> key_event;
  33
  34   DISALLOW_COPY_AND_ASSIGN(KeyEventDelegate);
  35 };
  36
  37 }  // namespace
  38
  39 typedef ash::test::AshTestBase MagnifierKeyScrollerTest;
  40
  41 TEST_F(MagnifierKeyScrollerTest, Basic) {
  42   KeyEventDelegate delegate;
  43   scoped_ptr<aura::Window> window(CreateTestWindowInShellWithDelegate(
  44       &delegate,
  45       0,
  46       gfx::Rect(10, 10, 100, 100)));
  47   wm::ActivateWindow(window.get());
  48
  49   MagnifierKeyScroller::ScopedEnablerForTest scoped;
  50   Shell* shell = Shell::GetInstance();
  51   MagnificationController* controller = shell->magnification_controller();
  52   controller->SetEnabled(true);
  53
  54   EXPECT_EQ("200,150", controller->GetWindowPosition().ToString());
  55   ui::test::EventGenerator& generator = GetEventGenerator();
  56
  57   // Click and Release generates the press event upon release.
  58   generator.PressKey(ui::VKEY_DOWN, ui::EF_SHIFT_DOWN);
  59   EXPECT_EQ("200,150", controller->GetWindowPosition().ToString());
  60   EXPECT_FALSE(delegate.event());
  61
  62   generator.ReleaseKey(ui::VKEY_DOWN, 0);
  63   EXPECT_EQ("200,150", controller->GetWindowPosition().ToString());
  64   RunAllPendingInMessageLoop();
  65   EXPECT_TRUE(delegate.event());
  66   EXPECT_EQ(ui::ET_KEY_PRESSED, delegate.event()->type());
  67   delegate.reset();
  68
  69   // Click and hold scrolls the magnifier screen.
  70   generator.PressKey(ui::VKEY_DOWN, ui::EF_SHIFT_DOWN);
  71   EXPECT_EQ("200,150", controller->GetWindowPosition().ToString());
  72   EXPECT_FALSE(delegate.event());
  73
  74   generator.PressKey(ui::VKEY_DOWN, ui::EF_SHIFT_DOWN);
  75   EXPECT_EQ("200,300", controller->GetWindowPosition().ToString());
  76   EXPECT_FALSE(delegate.event());
  77
  78   generator.ReleaseKey(ui::VKEY_DOWN, 0);
  79   EXPECT_EQ("200,300", controller->GetWindowPosition().ToString());
  80   EXPECT_FALSE(delegate.event());
  81
  82   // Events are passed normally when the magnifier is off.
  83   controller->SetEnabled(false);
  84
  85   generator.PressKey(ui::VKEY_DOWN, ui::EF_SHIFT_DOWN);
  86   EXPECT_TRUE(delegate.event());
  87   EXPECT_EQ(ui::ET_KEY_PRESSED, delegate.event()->type());
  88   delegate.reset();
  89
  90   generator.ReleaseKey(ui::VKEY_DOWN, 0);
  91   EXPECT_TRUE(delegate.event());
  92   EXPECT_EQ(ui::ET_KEY_RELEASED, delegate.event()->type());
  93   delegate.reset();
  94
  95   generator.PressKey(ui::VKEY_DOWN, ui::EF_SHIFT_DOWN);
  96   EXPECT_TRUE(delegate.event());
  97   EXPECT_EQ(ui::ET_KEY_PRESSED, delegate.event()->type());
  98   delegate.reset();
  99
 100   generator.PressKey(ui::VKEY_DOWN, ui::EF_SHIFT_DOWN);
 101   EXPECT_TRUE(delegate.event());
 102   EXPECT_EQ(ui::ET_KEY_PRESSED, delegate.event()->type());
 103   delegate.reset();
 104
 105   generator.ReleaseKey(ui::VKEY_DOWN, 0);
 106   EXPECT_TRUE(delegate.event());
 107   EXPECT_EQ(ui::ET_KEY_RELEASED, delegate.event()->type());
 108   delegate.reset();
 109 }
 110
 111 }  // namespace ash