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