1// Copyright (c) 2013 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 "chrome/browser/chromeos/accessibility/magnification_manager.h"
6
7#include "ash/magnifier/magnifier_constants.h"
8#include "ash/test/ash_test_base.h"
9#include "base/prefs/pref_service.h"
10#include "chrome/common/pref_names.h"
11#include "chrome/test/base/testing_profile.h"
12#include "testing/gtest/include/gtest/gtest.h"
13
14namespace chromeos {
15namespace {
16
17void EnableMagnifier() {
18  return MagnificationManager::Get()->SetMagnifierEnabled(true);
19}
20
21void DisableMagnifier() {
22  return MagnificationManager::Get()->SetMagnifierEnabled(false);
23}
24
25bool IsMagnifierEnabled() {
26  return MagnificationManager::Get()->IsMagnifierEnabled();
27}
28
29ash::MagnifierType GetMagnifierType() {
30  return MagnificationManager::Get()->GetMagnifierType();
31}
32
33void SetMagnifierType(ash::MagnifierType type) {
34  return MagnificationManager::Get()->SetMagnifierType(type);
35}
36
37}  // namespace
38
39class MagnificationManagerTest : public ash::test::AshTestBase {
40 public:
41  MagnificationManagerTest() {
42  }
43
44  virtual void SetUp() OVERRIDE {
45    ash::test::AshTestBase::SetUp();
46    MagnificationManager::Initialize();
47    ASSERT_TRUE(MagnificationManager::Get());
48    MagnificationManager::Get()->SetProfileForTest(&profile_);
49  }
50
51  virtual void TearDown() OVERRIDE {
52    MagnificationManager::Shutdown();
53    ash::test::AshTestBase::TearDown();
54  }
55
56  TestingProfile profile_;
57};
58
59TEST_F(MagnificationManagerTest, ChangeType) {
60  // Set full screen magnifier, and confirm the status is set successfully.
61  EnableMagnifier();
62  SetMagnifierType(ash::MAGNIFIER_FULL);
63  EXPECT_TRUE(IsMagnifierEnabled());
64  EXPECT_EQ(GetMagnifierType(), ash::MAGNIFIER_FULL);
65
66  // Set partial screen magnifier, and confirm the change is ignored.
67  SetMagnifierType(ash::MAGNIFIER_PARTIAL);
68  EXPECT_TRUE(IsMagnifierEnabled());
69  EXPECT_EQ(GetMagnifierType(), ash::MAGNIFIER_FULL);
70
71  // Disables magnifier, and confirm the status is set successfully.
72  DisableMagnifier();
73  EXPECT_FALSE(IsMagnifierEnabled());
74  EXPECT_EQ(GetMagnifierType(), ash::MAGNIFIER_FULL);
75}
76
77}  // namespace chromeos
78