typescript & babel & mocha & power-assert の設定の断片

espower-babel-loader.js

require('espower-babel')({
  cwd: process.cwd(),
  pattern: 'tmp/test/**/*-test.js',
  espowerOptions: {
      patterns: [
          'assert(value, [message])',
          'assert.ok(value, [message])',
          'assert.equal(actual, expected, [message])',
          'assert.notEqual(actual, expected, [message])',
          'assert.strictEqual(actual, expected, [message])',
          'assert.notStrictEqual(actual, expected, [message])',
          'assert.deepEqual(actual, expected, [message])',
          'assert.notDeepEqual(actual, expected, [message])'
      ]
  },
  babelrc: {
    presets: ['es2015'],
    plugins: ['transform-es2015-modules-commonjs']
  }
});

npm install --save-dev espower-babel babel-plugin-transform-es2015-modules-commonjs

mocha --require espower-babel-loader.js tmp/test/