| <!DOCTYPE html> |
| <!-- |
| Copyright 2018 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/tabs_metric.html"> |
| <link rel="import" href="/tracing/value/histogram_set.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.b.unittest.testSuite(function() { |
| test('tabsMetric_tabSwitching', function() { |
| const model = tr.c.TestUtils.newModel((model) => { |
| const browserThread = setUpBrowserThread(model); |
| addTabSwitchingData(browserThread); |
| |
| const rendererMainThread = setUpRendererMainThread(model); |
| addTabSwitchingData(rendererMainThread); |
| }); |
| const histograms = new tr.v.HistogramSet(); |
| tr.metrics.tabs.tabsMetric(histograms, model); |
| const hist = histograms.getHistogramNamed('tab_switching_latency'); |
| assert.strictEqual(hist.max, 43.0); |
| assert.strictEqual(hist.min, 24.0); |
| assert.strictEqual(hist.average, 33.0); |
| assert.strictEqual(hist.numValues, 6); |
| }); |
| |
| test('tabsMetric_tabSwitching_legacy', function() { |
| const model = tr.c.TestUtils.newModel((model) => { |
| const browserThread = setUpBrowserThread(model); |
| addTabSwitchingData(browserThread, true); |
| }); |
| const histograms = new tr.v.HistogramSet(); |
| tr.metrics.tabs.tabsMetric(histograms, model); |
| const hist = histograms.getHistogramNamed('tab_switching_latency'); |
| assert.strictEqual(hist.max, 37.0); |
| assert.strictEqual(hist.min, 14.0); |
| assert.strictEqual(hist.average, 25.0); |
| assert.strictEqual(hist.numValues, 3); |
| }); |
| |
| test('tabsMetric_tabSwitchRequestDelay', function() { |
| const model = tr.c.TestUtils.newModel((model) => { |
| const browserThread = setUpBrowserThread(model); |
| const group = browserThread.asyncSliceGroup; |
| group.push(tr.c.TestUtils.newAsyncSliceEx({cat: 'latency', |
| title: 'TabSwitchVisibilityRequest', start: 0, duration: 10})); |
| group.push(tr.c.TestUtils.newAsyncSliceEx({cat: 'latency', |
| title: 'TabSwitchVisibilityRequest', start: 15, duration: 6})); |
| }); |
| const histograms = new tr.v.HistogramSet(); |
| tr.metrics.tabs.tabsMetric(histograms, model); |
| const hist = histograms.getHistogramNamed('tab_switching_request_delay'); |
| assert.strictEqual(hist.average, 8); |
| }); |
| |
| function setUpBrowserThread(model) { |
| const BROWSER_PROCESS_ID = 1234; |
| const browserProcess = model.getOrCreateProcess(BROWSER_PROCESS_ID); |
| const browserThread = browserProcess.getOrCreateThread(2); |
| browserThread.name = 'CrBrowserMain'; |
| return browserThread; |
| } |
| |
| function setUpRendererMainThread(model) { |
| const RENDERER_PROCESS_ID = 2345; |
| const rendererProcess = model.getOrCreateProcess(RENDERER_PROCESS_ID); |
| const mainThread = rendererProcess.getOrCreateThread(23); |
| mainThread.name = 'CrRendererMain'; |
| return mainThread; |
| } |
| |
| function addTabSwitchingData(thread, legacy) { |
| const group = thread.asyncSliceGroup; |
| group.push(tr.c.TestUtils.newAsyncSliceEx({ |
| cat: 'latency', |
| title: 'TabSwitching::Latency', |
| start: 0, |
| duration: 24, |
| args: legacy ? {} : {latency: 24 }, |
| })); |
| group.push(tr.c.TestUtils.newAsyncSliceEx({ |
| cat: 'latency', |
| title: 'TabSwitching::Latency', |
| start: 1, |
| duration: 14, |
| args: legacy ? {} : {latency: 32 }, |
| })); |
| group.push(tr.c.TestUtils.newAsyncSliceEx({ |
| cat: 'latency', |
| title: 'TabSwitching::Latency', |
| start: 2, |
| duration: 37, |
| args: legacy ? {} : {latency: 43 }, |
| })); |
| } |
| }); |
| </script> |
