Best JavaScript code snippet using best
output.ts
Source:output.ts
1/*2 * Copyright (c) 2019, salesforce.com, inc.3 * All rights reserved.4 * SPDX-License-Identifier: MIT5 * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/MIT6*/7import Table from 'cli-table3';8import chalk from 'chalk';9import Histogram from './histogram';10import {11 BenchmarkMetricNames,12 BenchmarkResultsSnapshot,13 EnvironmentConfig, StatsNode,14 BenchmarkComparison, ResultComparison,15 StatsResults16} from "@best/types";17import { OutputStream } from '@best/console-stream';18interface OutputConfig {19 outputHistograms?: boolean;20}21/*22 * The Output module can write a report or a comparison to a given stream based on a configuration.23 */24export default class Output {25 config: OutputConfig;26 stream: OutputStream;27 constructor(config: OutputConfig, stream: OutputStream) {28 this.config = config || {};29 this.stream = stream;30 }31 /*32 * Show a report for a given set of results.33 */34 report(results: BenchmarkResultsSnapshot[]) {35 results.forEach((result: BenchmarkResultsSnapshot) => {36 const { benchmarkInfo: { benchmarkName }, stats, projectConfig: { benchmarkOutput: benchmarkFolder } } = result;37 // Stats table.38 this.writeStats(benchmarkName, benchmarkFolder, stats!);39 // OS & Browser.40 this.writeEnvironment(result.environment);41 // Optional histogram for each line in the stats table.42 if (this.config.outputHistograms) {43 this.writeHistograms(stats!);44 }45 });46 }47 /*48 * Write a table of statistics for a single benchmark file.49 */50 writeStats(benchmarkName: string, resultsFolder: string, stats: StatsResults) {51 const table = new Table({52 head: ['Benchmark name', 'Metric (ms)', 'N', 'Mean ± StdDev', 'Median ± MAD'],53 style: { head: ['bgBlue', 'white'] },54 });55 this.generateRows(table, stats.results);56 this.stream.write(57 [58 chalk.bold.dim('\n Benchmark results for ') + chalk.bold.magentaBright(benchmarkName),59 chalk.italic(' ' + resultsFolder + '/'),60 table.toString() + '\n',61 ].join('\n'),62 );63 }64 /*65 * Write browser and CPU load information.66 */67 writeEnvironment({ browser, container }: EnvironmentConfig) {68 const cpuLoad = container.load.cpuLoad;69 const loadColor = cpuLoad < 10 ? 'green' : cpuLoad < 50 ? 'yellow' : 'red';70 this.stream.write(' ');71 this.stream.write(72 [73 'Browser version: ' + chalk.bold(browser.version),74 `Benchmark CPU load: ${chalk.bold[loadColor](cpuLoad.toFixed(3) + '%')}`,75 ].join('\n '),76 );77 this.stream.write('\n\n');78 }79 /*80 * Write a set of histograms for a tree of benchmarks.81 */82 writeHistograms(benchmarks: any, parentPath: string = '') {83 // const metricPattern = this.config.outputMetricPattern;84 // const histogramPattern = this.config.outputHistogramPattern;85 benchmarks.forEach((benchmark: any) => {86 const path = `${parentPath}${benchmark.name}`;87 const children = benchmark.benchmarks;88 if (children) {89 this.writeHistograms(children, `${path} > `);90 } else {91 // if (!histogramPattern.test(path)) {92 // return;93 // }94 Object.keys(benchmark).forEach(metric => {95 // if (!metricPattern.test(metric)) {96 // return;97 // }98 const stats = benchmark[metric];99 if (stats && stats.sampleSize) {100 const { samples } = stats;101 const histogram = new Histogram(samples, this.config);102 const plot = histogram.toString();103 this.stream.write(`\n${path} > ${metric}\n${plot}\n\n`);104 }105 });106 }107 });108 }109 /*110 * Recursively populate rows of statistics into a table for a tree of benchmarks.111 */112 generateRows(table: any, benchmarks: StatsNode[], level = 0) {113 // const metricPattern = //this.config.outputMetricPattern;114 benchmarks.forEach((benchmarkNode: StatsNode) => {115 const name = benchmarkNode.name;116 // Root benchmark117 if (benchmarkNode.type === "benchmark") {118 Object.keys(benchmarkNode.metrics).forEach((metric: string) => {119 const metricsStats = benchmarkNode.metrics[metric as BenchmarkMetricNames];120 const metricValues = metricsStats && metricsStats.stats;121 if (metricValues && metricValues.sampleSize) {122 const { sampleSize, mean, median, variance, medianAbsoluteDeviation } = metricValues;123 table.push([124 padding(level) + name,125 chalk.bold(metric),126 sampleSize,127 `${mean.toFixed(3)}` + chalk.gray(` ± ${(Math.sqrt(variance) / mean * 100).toFixed(1)}%`),128 `${median.toFixed(3)}` + chalk.gray(` ± ${(medianAbsoluteDeviation / median * 100).toFixed(1)}%`),129 ]);130 }131 });132 // Group133 } else if (benchmarkNode.type === "group") {134 const emptyFields = Array.apply(null, Array(4)).map(() => '-');135 table.push([padding(level) + name, ...emptyFields]);136 this.generateRows(table, benchmarkNode.nodes, level + 1);137 }138 });139 }140 /*141 * Show a comparison for a pair of commits.142 */143 compare(result: BenchmarkComparison) {144 const { baseCommit, targetCommit } = result;145 type GroupedTables = {146 [projectName: string]: Table[]147 }148 const tables: GroupedTables = result.comparisons.reduce((tables, node): GroupedTables => {149 if (node.type === "project" || node.type === "group") {150 const group = node.comparisons.map(child => {151 return this.generateComparisonTable(baseCommit, targetCommit, child);152 })153 return {154 ...tables,155 [node.name]: group156 }157 }158 return tables;159 }, <GroupedTables>{})160 const flattenedTables = Object.keys(tables).reduce((groups, projectName): string[] => {161 const stringifiedTables = tables[projectName].map(t => t.toString() + '\n');162 const colorProjectName = chalk.bold.dim(projectName);163 groups.push(`\nProject: ${colorProjectName}\n`);164 groups.push(...stringifiedTables);165 return groups;166 }, <string[]>[])167 this.stream.write(flattenedTables.join(''));168 }169 /*170 * Get a comparison table for two different commits.171 */172 generateComparisonTable(baseCommit: string, targetCommit: string, stats: ResultComparison) {173 const benchmark = stats.name.replace('.benchmark', '');174 const table = new Table({175 head: [`Benchmark: ${benchmark}`, `base (${baseCommit})`, `target (${targetCommit})`, 'trend'],176 style: {head: ['bgBlue', 'white']}177 });178 this.generateComparisonRows(table, stats);179 return table;180 }181 /*182 * Recursively populate rows into a table for a tree of comparisons.183 */184 generateComparisonRows(table: Table, stats: ResultComparison, groupName = '') {185 if (stats.type === "project" || stats.type === "group") {186 stats.comparisons.forEach(node => {187 if (node.type === "project" || node.type === "group") {188 const name = node.name;189 this.generateComparisonRows(table, node, name);190 } else if (node.type === "benchmark") {191 // // row with benchmark name192 const emptyFields = Array.apply(null, Array(3)).map(() => '-');193 table.push([chalk.dim(groupName + '/') + chalk.bold(node.name), ...emptyFields]);194 // row for each metric195 Object.keys(node.metrics).forEach((metric: string) => {196 const metrics = node.metrics[metric as BenchmarkMetricNames];197 if (metrics) {198 const baseStats = metrics.baseStats;199 const targetStats = metrics.targetStats;200 const samplesComparison = metrics.samplesComparison;201 table.push([202 padding(1) + metric,203 `${baseStats.median.toFixed(2)}` + chalk.gray(` (± ${baseStats.medianAbsoluteDeviation.toFixed(2)}ms)`),204 `${targetStats.median.toFixed(2)}` + chalk.gray(` (± ${targetStats.medianAbsoluteDeviation.toFixed(2)}ms)`),205 chalk.bold(samplesComparison === 0 ? 'SAME' : samplesComparison === 1 ? chalk.red('SLOWER') : chalk.green('FASTER'))206 ]);207 }208 });209 }210 })211 }212 }213}214function padding(n: number) {215 return n > 0216 ? Array.apply(null, Array((n - 1) * 3))217 .map(() => ' ')218 .join('') + 'ââ '219 : '';...
Using AI Code Generation
1var BestColor = require('./BestColor.js');2var bestColorObject = new BestColor();3var colorProjectName = bestColorObject.colorProjectName('Blue');4console.log(colorProjectName);5var BestColor = function () { };6BestColor.prototype.colorProjectName = function (color) {7 return color + ' ' + 'Project';8};9module.exports = BestColor;10var BestColor = require('./BestColor.js');11var bestColorObject = new BestColor();12var colorProjectName = bestColorObject.colorProjectName('Blue');13console.log(colorProjectName);14var BestColor = function () { };15BestColor.prototype.colorProjectName = function (color) {16 return color + ' ' + 'Project';17};18module.exports = new BestColor();
Using AI Code Generation
1var colorProject = require('./test3');2var color = new colorProject.BestColor();3console.log(color.colorProjectName('blue'));4var colorProject = require('./test3');5var color = new colorProject.BestColor();6console.log(color.colorProjectName('green'));7var colorProject = require('./test3');8var color = new colorProject.BestColor();9console.log(color.colorProjectName('yellow'));10var colorProject = require('./test3');11var color = new colorProject.BestColor();12console.log(color.colorProjectName('purple'));13var colorProject = require('./test3');14var color = new colorProject.BestColor();15console.log(color.colorProjectName('orange'));16var colorProject = require('./test3');17var color = new colorProject.BestColor();18console.log(color.colorProjectName('white'));19var colorProject = require('./test3');20var color = new colorProject.BestColor();21console.log(color.colorProjectName('black'));22var colorProject = require('./test3');23var color = new colorProject.BestColor();24console.log(color.colorProjectName('brown'));25var colorProject = require('./test3');26var color = new colorProject.BestColor();27console.log(color.colorProjectName('pink'));28var colorProject = require('./test3');29var color = new colorProject.BestColor();30console.log(color.colorProjectName('gray'));31var colorProject = require('./test3');
Using AI Code Generation
1var colorProjectName = require('./BestColorProject');2var projectName = "Best Color Project";3var color = "Red";4console.log(colorProjectName.colorProjectName(projectName, color));5var colorProjectName = require('./BestColorProject');6var projectName = "Best Color Project";7var color = "Red";8console.log(colorProjectName.colorProjectName(projectName, color));9var colorProjectName = require('./BestColorProject');10var projectName = "Best Color Project";11var color = "Red";12console.log(colorProjectName.colorProjectName(projectName, color));13var colorProjectName = require('./BestColorProject');14var projectName = "Best Color Project";15var color = "Red";16console.log(colorProjectName.colorProjectName(projectName, color));17var colorProjectName = require('./BestColorProject');18var projectName = "Best Color Project";19var color = "Red";20console.log(colorProjectName.colorProjectName(projectName, color));21var colorProjectName = require('./BestColorProject');22var projectName = "Best Color Project";23var color = "Red";24console.log(colorProjectName.colorProjectName(projectName, color));25var colorProjectName = require('./BestColorProject');26var projectName = "Best Color Project";27var color = "Red";28console.log(colorProjectName.colorProjectName(projectName, color));29var colorProjectName = require('./BestColorProject');30var projectName = "Best Color Project";31var color = "Red";
Using AI Code Generation
1var color = new BestColor("blue", "blue");2var color = new BestColor("blue", "blue");3var color = new BestColor("blue", "blue");4var color = new BestColor("blue", "blue");5var color = new BestColor("blue", "blue");6var color = new BestColor("blue", "blue");7var color = new BestColor("blue", "blue");
Using AI Code Generation
1console.log("test4.js");2var project = new BestColorProject();3project.name = "My Project";4project.color = "blue";5project.colorProjectName();6console.log("test5.js");7var project = new BestColorProject();8project.name = "My Project";9project.color = "red";10project.colorProjectName();11console.log("test6.js");12var project = new BestColorProject();13project.name = "My Project";14project.color = "green";15project.colorProjectName();16console.log("test7.js");17var project = new BestColorProject();18project.name = "My Project";19project.color = "yellow";20project.colorProjectName();21console.log("test8.js");22var project = new BestColorProject();23project.name = "My Project";24project.color = "purple";25project.colorProjectName();26console.log("test9.js");27var project = new BestColorProject();28project.name = "My Project";29project.color = "orange";30project.colorProjectName();31console.log("test10.js");32var project = new BestColorProject();33project.name = "My Project";34project.color = "pink";35project.colorProjectName();
Using AI Code Generation
1var BestProject = require('./bestProject.js');2var myProject = new BestProject();3myProject.colorProjectName();4CommonJS is one of the most popular module systems. It is used by Node.js and Browserify. Another popular module system is AMD (Asynchronous Module Definition). It is used by RequireJS. The following code shows how to use AMD to define a module:5define(function() {6 var BestProject = function() {7 this.projectName = "Best Project";8 };9 BestProject.prototype.colorProjectName = function() {10 console.log("The color of project name is red.");11 };12 return BestProject;13});14var BestProject = require('./bestProject.js');15var myProject = new BestProject();16myProject.colorProjectName();17require(['./bestProject.js'], function(BestProject) {18 var myProject = new BestProject();19 myProject.colorProjectName();20});
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!