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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/accessibility/accessibility_mode_helper.h"
#include "content/browser/renderer_host/render_view_host_impl.h"
#include "content/browser/renderer_host/render_widget_host_impl.h"
#include "content/browser/renderer_host/render_widget_host_view_base.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host.h"
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/url_constants.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/shell/browser/shell.h"
#include "content/test/accessibility_browser_test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
const char kMinimalPageDataURL[] =
"data:text/html,<html><head></head><body>Hello, world</body></html>";
class AccessibilityModeTest : public ContentBrowserTest {
protected:
WebContentsImpl* web_contents() {
return static_cast<WebContentsImpl*>(shell()->web_contents());
}
void ExpectBrowserAccessibilityManager(bool expect_bam,
std::string message = "") {
if (expect_bam) {
EXPECT_NE(
(BrowserAccessibilityManager*)NULL,
web_contents()->GetRootBrowserAccessibilityManager()) << message;
} else {
EXPECT_EQ(
(BrowserAccessibilityManager*)NULL,
web_contents()->GetRootBrowserAccessibilityManager()) << message;
}
}
AccessibilityMode CorrectedAccessibility(AccessibilityMode mode) {
return AddAccessibilityModeTo(GetBaseAccessibilityMode(), mode);
}
bool ShouldBeBrowserAccessibilityManager(AccessibilityMode mode) {
mode = CorrectedAccessibility(mode);
switch (mode) {
case AccessibilityModeOff:
case AccessibilityModeTreeOnly:
return false;
case AccessibilityModeComplete:
return true;
default:
NOTREACHED();
}
return false;
}
};
IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeOff) {
NavigateToURL(shell(), GURL(kMinimalPageDataURL));
EXPECT_EQ(CorrectedAccessibility(AccessibilityModeOff),
web_contents()->GetAccessibilityMode());
ExpectBrowserAccessibilityManager(
ShouldBeBrowserAccessibilityManager(AccessibilityModeOff));
}
IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeComplete) {
NavigateToURL(shell(), GURL(kMinimalPageDataURL));
ASSERT_EQ(CorrectedAccessibility(AccessibilityModeOff),
web_contents()->GetAccessibilityMode());
AccessibilityNotificationWaiter waiter(shell());
web_contents()->AddAccessibilityMode(AccessibilityModeComplete);
EXPECT_EQ(AccessibilityModeComplete, web_contents()->GetAccessibilityMode());
waiter.WaitForNotification();
ExpectBrowserAccessibilityManager(
ShouldBeBrowserAccessibilityManager(AccessibilityModeComplete));
}
IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeTreeOnly) {
NavigateToURL(shell(), GURL(kMinimalPageDataURL));
ASSERT_EQ(CorrectedAccessibility(AccessibilityModeOff),
web_contents()->GetAccessibilityMode());
AccessibilityNotificationWaiter waiter(shell());
web_contents()->AddAccessibilityMode(AccessibilityModeTreeOnly);
EXPECT_EQ(CorrectedAccessibility(AccessibilityModeTreeOnly),
web_contents()->GetAccessibilityMode());
waiter.WaitForNotification();
// No BrowserAccessibilityManager expected for AccessibilityModeTreeOnly
ExpectBrowserAccessibilityManager(
ShouldBeBrowserAccessibilityManager(AccessibilityModeTreeOnly));
}
IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AddingModes) {
NavigateToURL(shell(), GURL(kMinimalPageDataURL));
AccessibilityNotificationWaiter waiter(shell());
web_contents()->AddAccessibilityMode(AccessibilityModeTreeOnly);
EXPECT_EQ(CorrectedAccessibility(AccessibilityModeTreeOnly),
web_contents()->GetAccessibilityMode());
waiter.WaitForNotification();
ExpectBrowserAccessibilityManager(ShouldBeBrowserAccessibilityManager(
AccessibilityModeTreeOnly),
"Should be no BrowserAccessibilityManager "
"for AccessibilityModeTreeOnly");
AccessibilityNotificationWaiter waiter2(shell());
web_contents()->AddAccessibilityMode(AccessibilityModeComplete);
EXPECT_EQ(AccessibilityModeComplete, web_contents()->GetAccessibilityMode());
waiter2.WaitForNotification();
ExpectBrowserAccessibilityManager(ShouldBeBrowserAccessibilityManager(
AccessibilityModeComplete),
"Should be a BrowserAccessibilityManager "
"for AccessibilityModeComplete");
}
} // namespace content
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