old_contents: import assert from 'assert'
  import {ugf} from '../src/modules/fileformats/index.js'
  
  describe('ugf', () => {
    describe('parse', () => {
      it('should parse simple files', () => {
        let tree = ugf.parseFile(`${__dirname}/ugf/amateur.ugf`)[0]
  
        assert.deepEqual(tree.root.data, {
          CA: ['UTF-8'],
          CP: ['PANDANET INC.'],
          FF: ['4'],
          GM: ['1'],
          SZ: ['19'],
          KM: ['-5.50'],
          PW: ['YINNI'],
          WR: ['8d'],
          PB: ['kaziwami'],
          BR: ['7d'],
          DT: ['2019-03-08'],
          RE: ['B+7.50']
        })
  
        assert.deepEqual(
          [...tree.getSequence(tree.root.id)].map(node => node.data).slice(1, 5),
          [{B: ['qd']}, {W: ['dd']}, {B: ['pq']}, {W: ['dq']}]
        )
      })
    })
  })
  
new_contents: import assert from 'assert'
  import {ugf} from '../src/modules/fileformats/index.js'
  
  describe('ugf', () => {
    describe('parse', () => {
      it('should parse simple files', () => {
        let tree = ugf.parseFile(`${__dirname}/ugf/amateur.ugf`)[0]
  
        assert.deepEqual(tree.root.data, {
          CA: ['UTF-8'],
          CP: ['PANDANET INC.'],
          FF: ['4'],
          GM: ['1'],
          SZ: ['19'],
          KM: ['-5.50'],
          PW: ['YINNI'],
          WR: ['8d'],
          PB: ['kaziwami'],
          BR: ['7d'],
          DT: ['2019-03-08'],
          RE: ['B+7.50']
        })
  
        assert.deepEqual(
          [...tree.getSequence(tree.root.id)].map(node => node.data).slice(1, 5),
          [{B: ['qd']}, {W: ['dd']}, {B: ['pq']}, {W: ['dq']}]
        )
      })
  
      it('should parse reviews with comments and variations', () => {
        let tree = ugf.parseFile(`${__dirname}/ugf/review.ugi`)[0]
  
        assert.equal(
          tree.root.data.C,
          `apetresc 2k?: Let's begin and enjoy a great game.
  ken03110 2k : Hi!
  `
        )
      })
    })
  })
  
subject: Add test for review comments