1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
content / browser / accessibility / accessibility_metrics_browsertest.cc [blame]
// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>
#include "base/test/metrics/histogram_tester.h"
#include "content/browser/accessibility/accessibility_browsertest.h"
#include "content/public/browser/browser_accessibility_state.h"
#include "content/public/browser/scoped_accessibility_mode.h"
#include "content/public/test/accessibility_notification_waiter.h"
#include "content/public/test/browser_test.h"
#include "content/shell/browser/shell.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
class AccessibilityMetricsBrowserTest : public AccessibilityBrowserTest {
protected:
base::HistogramTester histogram_tester_;
};
IN_PROC_BROWSER_TEST_F(AccessibilityMetricsBrowserTest, EventProcessingTime) {
// Make two changes to the accessibility mode so that two distinct calls are
// made to RenderAccessibility::SetMode.
LoadSampleParagraph(ui::kAXModeBasic);
auto* const web_contents = shell()->web_contents();
AccessibilityNotificationWaiter waiter(web_contents);
auto mode =
BrowserAccessibilityState::GetInstance()->CreateScopedModeForWebContents(
web_contents, ui::kAXModeComplete);
ASSERT_TRUE(waiter.WaitForNotification(/*all_frames=*/true));
// There should be at least one recording to the "first" histogram, and at
// least one to the non-suffxed ("others") histogram.
ASSERT_FALSE(histogram_tester_
.GetAllSamples("Accessibility.EventProcessingTime3.First")
.empty());
ASSERT_FALSE(histogram_tester_
.GetAllSamples("Accessibility.EventProcessingTime3.NotFirst")
.empty());
}
} // namespace content