browser_views_accessibility_browsertest.cc revision 7dbb3d5cf0c15f500944d211057644d6a2f37371 
1// Copyright (c) 2012 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 <oleacc.h>
6
7#include "base/strings/utf_string_conversions.h"
8#include "base/win/scoped_bstr.h"
9#include "base/win/scoped_com_initializer.h"
10#include "base/win/scoped_comptr.h"
11#include "base/win/scoped_variant.h"
12#include "chrome/browser/ui/browser.h"
13#include "chrome/browser/ui/browser_window.h"
14#include "chrome/browser/ui/view_ids.h"
15#include "chrome/browser/ui/views/bookmarks/bookmark_bar_view.h"
16#include "chrome/browser/ui/views/frame/browser_view.h"
17#include "chrome/browser/ui/views/toolbar_view.h"
18#include "chrome/common/url_constants.h"
19#include "chrome/test/base/in_process_browser_test.h"
20#include "chrome/test/base/ui_test_utils.h"
21#include "grit/chromium_strings.h"
22#include "grit/generated_resources.h"
23#include "ui/base/accessibility/accessibility_types.h"
24#include "ui/base/l10n/l10n_util.h"
25#include "ui/base/win/atl_module.h"
26#include "ui/views/accessibility/native_view_accessibility_win.h"
27#include "ui/views/widget/widget.h"
28
29class BrowserViewsAccessibilityTest : public InProcessBrowserTest {
30 public:
31  BrowserViewsAccessibilityTest();
32  virtual ~BrowserViewsAccessibilityTest();
33
34  // Retrieves an instance of BrowserWindowTesting.
35  BrowserWindowTesting* GetBrowserWindowTesting();
36
37  // Retrieve an instance of BrowserView.
38  BrowserView* GetBrowserView();
39
40  // Retrieves and initializes an instance of ToolbarView.
41  ToolbarView* GetToolbarView();
42
43  // Retrieves and initializes an instance of BookmarkBarView.
44  BookmarkBarView* GetBookmarkBarView();
45
46  // Retrieves and verifies the accessibility object for the given View.
47  void TestViewAccessibilityObject(views::View* view,
48                                   std::wstring name,
49                                   int32 role);
50
51  // Verifies MSAA Name and Role properties of the given IAccessible.
52  void TestAccessibilityInfo(IAccessible* acc_obj,
53                             std::wstring name,
54                             int32 role);
55
56 private:
57  base::win::ScopedCOMInitializer com_initializer_;
58
59  DISALLOW_COPY_AND_ASSIGN(BrowserViewsAccessibilityTest);
60};
61
62BrowserViewsAccessibilityTest::BrowserViewsAccessibilityTest() {
63  ui::win::CreateATLModuleIfNeeded();
64}
65
66BrowserViewsAccessibilityTest::~BrowserViewsAccessibilityTest() {
67}
68
69BrowserWindowTesting* BrowserViewsAccessibilityTest::GetBrowserWindowTesting() {
70  BrowserWindow* browser_window = browser()->window();
71  return browser_window ? browser_window->GetBrowserWindowTesting() : NULL;
72}
73
74BrowserView* BrowserViewsAccessibilityTest::GetBrowserView() {
75  return BrowserView::GetBrowserViewForBrowser(browser());
76}
77
78ToolbarView* BrowserViewsAccessibilityTest::GetToolbarView() {
79  BrowserWindowTesting* browser_window_testing = GetBrowserWindowTesting();
80  return browser_window_testing ?
81      browser_window_testing->GetToolbarView() : NULL;
82}
83
84BookmarkBarView* BrowserViewsAccessibilityTest::GetBookmarkBarView() {
85  BrowserWindowTesting* browser_window_testing = GetBrowserWindowTesting();
86  return browser_window_testing ?
87      browser_window_testing->GetBookmarkBarView() : NULL;
88}
89
90void BrowserViewsAccessibilityTest::TestViewAccessibilityObject(
91    views::View* view,
92    std::wstring name,
93    int32 role) {
94  ASSERT_TRUE(view != NULL);
95  TestAccessibilityInfo(view->GetNativeViewAccessible(), name, role);
96}
97
98void BrowserViewsAccessibilityTest::TestAccessibilityInfo(IAccessible* acc_obj,
99                                                          std::wstring name,
100                                                          int32 role) {
101  // Verify MSAA Name property.
102  base::win::ScopedVariant childid_self(CHILDID_SELF);
103  base::win::ScopedBstr acc_name;
104  ASSERT_EQ(S_OK, acc_obj->get_accName(childid_self, acc_name.Receive()));
105  EXPECT_EQ(name, string16(acc_name));
106
107  // Verify MSAA Role property.
108  base::win::ScopedVariant acc_role;
109  ASSERT_EQ(S_OK, acc_obj->get_accRole(childid_self, acc_role.Receive()));
110  EXPECT_EQ(VT_I4, acc_role.type());
111  EXPECT_EQ(role, V_I4(&acc_role));
112}
113
114// Retrieve accessibility object for main window and verify accessibility info.
115IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest,
116                       TestChromeWindowAccObj) {
117  BrowserWindow* browser_window = browser()->window();
118  ASSERT_TRUE(NULL != browser_window);
119
120  HWND hwnd = browser_window->GetNativeWindow();
121  ASSERT_TRUE(NULL != hwnd);
122
123  // Get accessibility object.
124  base::win::ScopedComPtr<IAccessible> acc_obj;
125  HRESULT hr = ::AccessibleObjectFromWindow(hwnd, OBJID_WINDOW, IID_IAccessible,
126                                            reinterpret_cast<void**>(&acc_obj));
127  ASSERT_EQ(S_OK, hr);
128  ASSERT_TRUE(NULL != acc_obj);
129
130  ui_test_utils::NavigateToURL(browser(), GURL(content::kAboutBlankURL));
131  std::wstring title = UTF16ToWide(l10n_util::GetStringFUTF16(
132      IDS_BROWSER_WINDOW_TITLE_FORMAT,
133      ASCIIToUTF16(content::kAboutBlankURL)));
134  TestAccessibilityInfo(acc_obj, title, ROLE_SYSTEM_WINDOW);
135}
136
137// Retrieve accessibility object for non client view and verify accessibility
138// info.
139// TODO(pkasting): Disabled pending resolution of whether this should be
140// ROLE_SYSTEM_CLIENT or ROLE_SYSTEM_WINDOW.
141IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest,
142                       DISABLED_TestNonClientViewAccObj) {
143  TestViewAccessibilityObject(
144      GetBrowserView()->GetWidget()->non_client_view(),
145      UTF16ToWide(l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)),
146      ROLE_SYSTEM_WINDOW);
147}
148
149// Retrieve accessibility object for browser root view and verify accessibility
150// info.
151// TODO(pkasting): Disabled pending resolution of whether this should be
152// ROLE_SYSTEM_WINDOW or ROLE_SYSTEM_APPLICATION, as well as what the name
153// should be.
154IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest,
155                       DISABLED_TestBrowserRootViewAccObj) {
156  TestViewAccessibilityObject(
157      GetBrowserView()->frame()->GetRootView(),
158      UTF16ToWide(l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)),
159      ROLE_SYSTEM_APPLICATION);
160}
161
162// Retrieve accessibility object for browser view and verify accessibility info.
163// TODO(pkasting): Disabled pending resolution of whether this object should
164// have an accessible name.
165IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest,
166                       DISABLED_TestBrowserViewAccObj) {
167  TestViewAccessibilityObject(
168      GetBrowserView(),
169      UTF16ToWide(l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)),
170      ROLE_SYSTEM_CLIENT);
171}
172
173// Retrieve accessibility object for toolbar view and verify accessibility info.
174IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest, TestToolbarViewAccObj) {
175  TestViewAccessibilityObject(
176      GetToolbarView(),
177      UTF16ToWide(l10n_util::GetStringUTF16(IDS_ACCNAME_TOOLBAR)),
178      ROLE_SYSTEM_TOOLBAR);
179}
180
181// Retrieve accessibility object for Back button and verify accessibility info.
182IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest, TestBackButtonAccObj) {
183  TestViewAccessibilityObject(
184      GetToolbarView()->GetViewByID(VIEW_ID_BACK_BUTTON),
185      UTF16ToWide(l10n_util::GetStringUTF16(IDS_ACCNAME_BACK)),
186      ROLE_SYSTEM_BUTTONDROPDOWN);
187}
188
189// Retrieve accessibility object for Forward button and verify accessibility
190// info.
191IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest, TestForwardButtonAccObj) {
192  TestViewAccessibilityObject(
193      GetToolbarView()->GetViewByID(VIEW_ID_FORWARD_BUTTON),
194      UTF16ToWide(l10n_util::GetStringUTF16(IDS_ACCNAME_FORWARD)),
195      ROLE_SYSTEM_BUTTONDROPDOWN);
196}
197
198// Retrieve accessibility object for Reload button and verify accessibility
199// info.
200IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest, TestReloadButtonAccObj) {
201  TestViewAccessibilityObject(
202      GetToolbarView()->GetViewByID(VIEW_ID_RELOAD_BUTTON),
203      UTF16ToWide(l10n_util::GetStringUTF16(IDS_ACCNAME_RELOAD)),
204      ROLE_SYSTEM_PUSHBUTTON);
205}
206
207// Retrieve accessibility object for Home button and verify accessibility info.
208IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest, TestHomeButtonAccObj) {
209  TestViewAccessibilityObject(
210      GetToolbarView()->GetViewByID(VIEW_ID_HOME_BUTTON),
211      UTF16ToWide(l10n_util::GetStringUTF16(IDS_ACCNAME_HOME)),
212      ROLE_SYSTEM_PUSHBUTTON);
213}
214
215// Retrieve accessibility object for Star button and verify accessibility info.
216IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest, TestStarButtonAccObj) {
217  TestViewAccessibilityObject(
218      GetToolbarView()->GetViewByID(VIEW_ID_STAR_BUTTON),
219      UTF16ToWide(l10n_util::GetStringUTF16(IDS_TOOLTIP_STAR)),
220      ROLE_SYSTEM_PUSHBUTTON);
221}
222
223// Retrieve accessibility object for Mic search button and verify accessibility
224// info.
225IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest,
226                       TestMicSearchButtonViewAccObj) {
227  TestViewAccessibilityObject(
228      GetToolbarView()->GetViewByID(VIEW_ID_MIC_SEARCH_BUTTON),
229      UTF16ToWide(l10n_util::GetStringUTF16(IDS_TOOLTIP_MIC_SEARCH)),
230      ROLE_SYSTEM_PUSHBUTTON);
231}
232
233// Retrieve accessibility object for App menu button and verify accessibility
234// info.
235IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest, TestAppMenuAccObj) {
236  TestViewAccessibilityObject(
237      GetToolbarView()->GetViewByID(VIEW_ID_APP_MENU),
238      UTF16ToWide(l10n_util::GetStringUTF16(IDS_ACCNAME_APP)),
239      ROLE_SYSTEM_BUTTONMENU);
240}
241
242// Retrieve accessibility object for bookmark bar and verify accessibility info.
243IN_PROC_BROWSER_TEST_F(BrowserViewsAccessibilityTest,
244                       TestBookmarkBarViewAccObj) {
245  TestViewAccessibilityObject(
246      GetBookmarkBarView(),
247      UTF16ToWide(l10n_util::GetStringUTF16(IDS_ACCNAME_BOOKMARKS)),
248      ROLE_SYSTEM_TOOLBAR);
249}
250