ms.macro/lib/ms.macro.test.js

Convert various time formats to milliseconds at build time in Babel.

'use strict';

var _ava = require('ava');

var _ava2 = _interopRequireDefault(_ava);

var _babelPluginMacros = require('babel-plugin-macros');

var _babelPluginMacros2 = _interopRequireDefault(_babelPluginMacros);

var _babelCore = require('babel-core');

var _commonTags = require('common-tags');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

const run = code => (0, _babelCore.transform)(code, {
  babelrc: false,
  plugins: [_babelPluginMacros2.default],
  filename: __filename
}).code.trim();

{
  const expected = _commonTags.stripIndent`
    const ONE_DAY = 86400000;
    const TWO_DAYS = 172800000;
  `;

  (0, _ava2.default)('CallExpression', t => {
    const input = _commonTags.stripIndent`
      import ms from './ms.macro';
      const ONE_DAY = ms('1 day');
      const TWO_DAYS = ms('2 days');
    `;
    const output = run(input);
    t.is(output, expected);
  });

  (0, _ava2.default)('TaggedTemplateExpression', t => {
    const input = _commonTags.stripIndent`
      import ms from './ms.macro';
      const ONE_DAY = ms\`1 day\`;
      const TWO_DAYS = ms\`2 days\`;
    `;
    const output = run(input);
    t.is(output, expected);
  });
}

(0, _ava2.default)('CallExpression Error', t => {
  const input = _commonTags.stripIndent`
    import ms from './ms.macro';
    const ONE_DAY = ms('1 da');
  `;
  const error = t.throws(() => run(input));
  t.is(error.message, `${__filename}: Invalid input given to ms.macro at line 2`);
});

(0, _ava2.default)('Use ms and ms.macro together', t => {
  const input = _commonTags.stripIndent`
    import ms from 'ms';
    import msm from './ms.macro';
    const ONE_DAY = msm('1 day');
    const str = ms(172800000);
  `;
  const expected = _commonTags.stripIndent`
    import ms from 'ms';

    const ONE_DAY = 86400000;
    const str = ms(172800000);
  `;
  const output = run(input);
  t.is(output, expected);
});