91 lines
2.9 KiB
JavaScript
91 lines
2.9 KiB
JavaScript
const get = require('lodash.get');
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module.exports = {
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pickMedianRun(runs, pageInfo) {
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// Choose the median run. Early first version, in the future we can make
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// this configurable through the CLI
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// If we have SpeedIndex use that else backup with loadEventEnd
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const speedIndexMedian = get(
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pageInfo,
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'data.browsertime.pageSummary.statistics.visualMetrics.SpeedIndex.median'
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);
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const loadEventEndMedian = get(
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pageInfo,
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'data.browsertime.pageSummary.statistics.timings.loadEventEnd.median'
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);
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if (speedIndexMedian) {
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for (let run of runs) {
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if (
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// https://github.com/sitespeedio/sitespeed.io/issues/3618
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run.data.browsertime.run.visualMetrics &&
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speedIndexMedian === run.data.browsertime.run.visualMetrics.SpeedIndex
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) {
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return {
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name: 'SpeedIndex',
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runIndex: run.runIndex + 1
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};
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}
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}
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} else if (loadEventEndMedian) {
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for (let rumRuns of runs) {
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// make sure we run Browsertime for that run = 3 runs WPT and 2 runs BT
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if (
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rumRuns.data.browsertime &&
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loadEventEndMedian ===
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rumRuns.data.browsertime.run.timings.loadEventEnd
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) {
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return {
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name: 'LoadEventEnd',
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runIndex: rumRuns.runIndex + 1
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};
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}
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}
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}
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return {
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name: '',
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runIndex: 1,
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default: true
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};
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},
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// Get metrics from a run as a String to use in description
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getMetricsFromRun(pageInfo) {
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const visualMetrics = get(pageInfo, 'data.browsertime.run.visualMetrics');
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const timings = get(pageInfo, 'data.browsertime.run.timings');
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if (visualMetrics) {
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return `First Visual Change: ${visualMetrics.FirstVisualChange},
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Speed Index: ${visualMetrics.SpeedIndex},
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Visual Complete 85%: ${visualMetrics.VisualComplete85},
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Last Visual Change: ${visualMetrics.LastVisualChange}`;
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} else if (timings) {
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return `Load Event End: ${timings.loadEventEnd}`;
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} else {
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return '';
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}
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},
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getMetricsFromPageSummary(pageInfo) {
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const visualMetrics = get(
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pageInfo,
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'data.browsertime.pageSummary.statistics.visualMetrics'
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);
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const timings = get(
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pageInfo,
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'data.browsertime.pageSummary.statistics.timings'
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);
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if (visualMetrics) {
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return `Median First Visual Change: ${visualMetrics.FirstVisualChange.median},
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Median Speed Index: ${visualMetrics.SpeedIndex.median},
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Median Visual Complete 85%: ${visualMetrics.VisualComplete85.median},
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Median Last Visual Change: ${visualMetrics.LastVisualChange.median}`;
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} else if (timings) {
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return timings.loadEventEnd
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? `Median LoadEventEnd: ${timings.loadEventEnd.median}`
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: '' + timings.fullyLoaded
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? `Median Fully loaded: ${timings.fullyLoaded.median}`
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: '';
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} else {
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return '';
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}
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}
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};
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