import assert from 'node:assert/strict'
import { describe, it } from 'node:test'
import { resolveAddressNotesFill } from './pl-address-notes-fill'

describe('resolveAddressNotesFill', () => {
  it('returns library notes when current is empty', () => {
    assert.equal(resolveAddressNotesFill('', '大门左侧卸货'), '大门左侧卸货')
    assert.equal(resolveAddressNotesFill('   ', '大门左侧卸货'), '大门左侧卸货')
    assert.equal(resolveAddressNotesFill(null, '大门左侧卸货'), '大门左侧卸货')
    assert.equal(resolveAddressNotesFill(undefined, '  trim me  '), 'trim me')
  })

  it('returns undefined when library notes empty', () => {
    assert.equal(resolveAddressNotesFill('', ''), undefined)
    assert.equal(resolveAddressNotesFill('已有', ''), undefined)
    assert.equal(resolveAddressNotesFill('已有', '   '), undefined)
    assert.equal(resolveAddressNotesFill('已有', null), undefined)
  })

  it('returns undefined when current notes already set', () => {
    assert.equal(resolveAddressNotesFill('表单已有', '库内注意事项'), undefined)
    assert.equal(resolveAddressNotesFill('  表单已有  ', '库内'), undefined)
  })
})