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