PowerBI-JavaScript/webpack.test.config.js

const webpack = require('webpack'); // To access built-in plugins
const glob = require("glob");

module.exports = {
  mode: 'development',
  entry: glob.sync('./test/**/*.spec.ts'),
  output: {
    path: __dirname + "/tmp",
    filename: 'test.spec.js'
  },
  devtool: 'source-map',
  resolve: {
    extensions: ['.webpack.js', '.web.js', '.ts', '.js']
  },
  module: {
    rules: [
      { test: /\.map$/, loader: 'ignore-loader' },
      { test: /\.d.ts$/, loader: 'ignore-loader' },
      { test: /\.ts$/, exclude: /\.d.ts$/, loader: 'ts-loader' },
      { test: /\.json$/, loader: 'json-loader' }
    ]
  },
  plugins: [
    new webpack.LoaderOptionsPlugin({
      ts: {
        configFileName: "webpack.test.tsconfig.json"
      }
    })
  ],
}