accessibility_mode_browsertest.cc revision 010d83a9304c5a91596085d917d248abff47903a 
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 "content/browser/renderer_host/render_view_host_impl.h"
6#include "content/browser/renderer_host/render_widget_host_impl.h"
7#include "content/browser/renderer_host/render_widget_host_view_base.h"
8#include "content/public/browser/render_view_host.h"
9#include "content/public/browser/render_widget_host.h"
10#include "content/public/browser/render_widget_host_view.h"
11#include "content/public/browser/web_contents.h"
12#include "content/public/common/url_constants.h"
13#include "content/public/test/content_browser_test.h"
14#include "content/public/test/content_browser_test_utils.h"
15#include "content/shell/browser/shell.h"
16#include "content/test/accessibility_browser_test_utils.h"
17#include "testing/gtest/include/gtest/gtest.h"
18
19namespace content {
20
21const char kMinimalPageDataURL[] =
22    "data:text/html,<html><head></head><body>Hello, world</body></html>";
23
24class AccessibilityModeTest : public ContentBrowserTest {
25 protected:
26  WebContents* web_contents() {
27    return shell()->web_contents();
28  }
29
30  RenderWidgetHostImpl* rwhi() {
31    RenderWidgetHost* rwh =
32        web_contents()->GetRenderWidgetHostView()->GetRenderWidgetHost();
33    return RenderWidgetHostImpl::From(rwh);
34  }
35
36  RenderWidgetHostViewBase* host_view() {
37    return static_cast<RenderWidgetHostViewBase*>(
38        shell()->web_contents()->GetRenderWidgetHostView());
39  }
40
41  void ExpectBrowserAccessibilityManager(bool expect_bam,
42                                         std::string message = "") {
43    if (expect_bam) {
44      EXPECT_NE((BrowserAccessibilityManager*)NULL,
45                host_view()->GetBrowserAccessibilityManager()) << message;
46    } else {
47      EXPECT_EQ((BrowserAccessibilityManager*)NULL,
48                host_view()->GetBrowserAccessibilityManager()) << message;
49    }
50  }
51};
52
53IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeOff) {
54  NavigateToURL(shell(), GURL(kMinimalPageDataURL));
55
56  EXPECT_EQ(AccessibilityModeOff, rwhi()->accessibility_mode());
57  ExpectBrowserAccessibilityManager(false);
58}
59
60IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeComplete) {
61  NavigateToURL(shell(), GURL(kMinimalPageDataURL));
62  ASSERT_EQ(AccessibilityModeOff, rwhi()->accessibility_mode());
63
64  AccessibilityNotificationWaiter waiter(shell());
65  rwhi()->AddAccessibilityMode(AccessibilityModeComplete);
66  EXPECT_EQ(AccessibilityModeComplete, rwhi()->accessibility_mode());
67  waiter.WaitForNotification();
68  ExpectBrowserAccessibilityManager(true);
69}
70
71IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeTreeOnly) {
72  NavigateToURL(shell(), GURL(kMinimalPageDataURL));
73  ASSERT_EQ(AccessibilityModeOff, rwhi()->accessibility_mode());
74
75  AccessibilityNotificationWaiter waiter(shell());
76  rwhi()->AddAccessibilityMode(AccessibilityModeTreeOnly);
77  EXPECT_EQ(AccessibilityModeTreeOnly, rwhi()->accessibility_mode());
78  waiter.WaitForNotification();
79  // No BrowserAccessibilityManager expected for AccessibilityModeTreeOnly
80  ExpectBrowserAccessibilityManager(false);
81}
82
83IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AddingModes) {
84  NavigateToURL(shell(), GURL(kMinimalPageDataURL));
85
86  AccessibilityNotificationWaiter waiter(shell());
87  rwhi()->AddAccessibilityMode(AccessibilityModeTreeOnly);
88  EXPECT_EQ(AccessibilityModeTreeOnly, rwhi()->accessibility_mode());
89  waiter.WaitForNotification();
90  ExpectBrowserAccessibilityManager(false,
91                                    "Should be no BrowserAccessibilityManager "
92                                    "for AccessibilityModeTreeOnly");
93
94  AccessibilityNotificationWaiter waiter2(shell());
95  rwhi()->AddAccessibilityMode(AccessibilityModeComplete);
96  EXPECT_EQ(AccessibilityModeComplete, rwhi()->accessibility_mode());
97  waiter2.WaitForNotification();
98  ExpectBrowserAccessibilityManager(true,
99                                    "Should be a BrowserAccessibilityManager "
100                                    "for AccessibilityModeComplete");
101}
102
103}  // namespace content
104