karma.performance.js

const webpackConfig = require('./webpack.config.js');

const process = require('process');
process.env.CHROME_BIN = require('puppeteer').executablePath();

module.exports = function (config) {
  config.set({
    basePath: '',
    frameworks: ['benchmark'],
    files: ['test/**/performance/*.ts'],
    exclude: [],
    preprocessors: {
      'test/**/performance/*.ts': ['webpack'],
    },
    webpack: {
      module: webpackConfig.module,
      resolve: webpackConfig.resolve,
      mode: webpackConfig.mode,
      devtool: 'inline-source-map',
    },
    reporters: ['benchmark'],
    port: 9876,
    colors: true,

    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
    logLevel: config.LOG_INFO,
    autoWatch: false,
    browsers: ['ChromeGPU'],

    customLaunchers: {
      ChromeGPU: {
        base: 'ChromeHeadless',
        flags: ['--use-gl=desktop', '--enable-webgl', '--disable-swiftshader'],
      },
    },

    singleRun: true,
    concurrency: 1,
    client: {
      captureConsole: true,
    },
  });
};