jsmp-infra-plotnikov/src/test/string.spec.js

jsmp test package that contains some mutations

const assert = require('assert');

import { transformString } from '../lib';

const testString = 'abc';
const uppercasedTestString = 'ABC';

export default () => {
  assert.strictEqual(transformString(testString, 'uppercase'), uppercasedTestString, 'should uppercase string');
  assert.strictEqual(transformString(1, 'lowercase'), null, 'should not transform string');
  assert.strictEqual(transformString(testString, 'unsopported'), testString, 'Should not transform string');
  console.log('String tests passed');
};