import { describe, it } from 'node:test'
import assert from 'node:assert/strict'
import {
  formatFormValueDisplay,
  formatRegionLikeDisplay,
  formatUnknownObjectDisplay
} from './oa-form-value-display'

describe('oa-form-value-display', () => {
  it('formats region path array and object', () => {
    assert.equal(
      formatRegionLikeDisplay(['安徽省', '合肥市', '蜀山区']),
      '安徽省 / 合肥市 / 蜀山区'
    )
    assert.equal(
      formatRegionLikeDisplay({
        province: '安徽省',
        city: '合肥市',
        district: '蜀山区'
      }),
      '安徽省 / 合肥市 / 蜀山区'
    )
  })

  it('never JSON.stringifies unknown objects', () => {
    const text = formatFormValueDisplay({
      foo: 1,
      bar: 'baz',
      id: 'hidden',
      durationManual: true
    })
    assert.equal(text.includes('{'), false)
    assert.equal(text.includes('hidden'), false)
    assert.ok(text.includes('baz'))
  })

  it('formats trip-like object without dumping keys', () => {
    const text = formatUnknownObjectDisplay({
      transport: '汽车',
      fromCity: '合肥',
      toCity: '上海',
      durationManual: false
    })
    assert.ok(text.includes('合肥 → 上海'))
    assert.equal(text.includes('durationManual'), false)
  })
})