| <!DOCTYPE html> |
| <!-- |
| Copyright 2017 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. |
| --> |
| |
| <link rel="import" href="/tracing/core/test_utils.html"> |
| <link rel="import" href="/tracing/metrics/accessibility_metric.html"> |
| <link rel="import" href="/tracing/value/histogram_set.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.b.unittest.testSuite(function() { |
| function makeTestModel() { |
| return tr.c.TestUtils.newModel(function(model) { |
| const browserProcess = model.getOrCreateProcess(99); |
| browserProcess.name = 'Browser'; |
| const browserThread = browserProcess.getOrCreateThread(2); |
| browserThread.name = 'CrBrowserMain'; |
| browserThread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({ |
| cat: 'accessibility', |
| title: 'BrowserAccessibilityManager::OnAccessibilityEvents', |
| start: 1000, |
| dur: 71, |
| end: 1071, |
| })); |
| browserThread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({ |
| cat: 'accessibility', |
| title: 'BrowserAccessibilityManager::OnAccessibilityEvents', |
| start: 1500, |
| dur: 22, |
| end: 1522, |
| })); |
| |
| const renderThread = model.getOrCreateProcess(1).getOrCreateThread(2); |
| renderThread.name = 'CrRendererMain'; |
| renderThread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({ |
| cat: 'accessibility', |
| title: 'RenderAccessibilityImpl::SendPendingAccessibilityEvents', |
| start: 800, |
| dur: 228, |
| end: 1028, |
| })); |
| renderThread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({ |
| cat: 'accessibility', |
| title: 'RenderAccessibilityImpl::SendLocationChanges', |
| start: 900, |
| dur: 12, |
| end: 912, |
| })); |
| renderThread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({ |
| cat: 'accessibility', |
| title: 'RenderAccessibilityImpl::SendPendingAccessibilityEvents', |
| start: 1400, |
| dur: 188, |
| end: 1588, |
| })); |
| }); |
| } |
| |
| test('accessibilityMetric', function() { |
| const histograms = new tr.v.HistogramSet(); |
| tr.metrics.accessibilityMetric(histograms, makeTestModel()); |
| assert.closeTo(93, histograms.getHistogramNamed( |
| 'browser_accessibility_events').sum, 1e-2); |
| assert.closeTo(416, histograms.getHistogramNamed( |
| 'render_accessibility_events').sum, 1e-2); |
| assert.closeTo(12, histograms.getHistogramNamed( |
| 'render_accessibility_locations').sum, 1e-2); |
| }); |
| }); |
| </script> |
