import assert from 'node:assert/strict'
import { describe, it } from 'node:test'
import {
  CONTRACT_PRODUCT_COL_WIDTHS_PX,
  normalizeContractProductTableWidths
} from './contract-product-table-widths'

const sample = `
<table style="width: 680px; table-layout: fixed;">
<colgroup><col style="width: 73px;"><col style="width: 49px;"><col style="width: 34px;"><col style="width: 39px;"><col style="width: 37px;"><col style="width: 34px;"><col style="width: 82px;"><col style="width: 82px;"><col style="width: 68px;"><col style="width: 67px;"><col style="width: 62px;"><col style="width: 53px;"></colgroup>
<tr><th style="width: 73px;">产品名称</th><th style="width: 49px;">规格</th><th style="width: 34px;">品牌</th><th style="width: 39px;">单位</th><th style="width: 37px;">用量</th><th style="width: 34px;">税率</th><th style="width: 82px;">含税单价（元）</th><th style="width: 82px;">未含税金额（元）</th><th style="width: 68px;">税费（元）</th><th style="width: 67px;">含税金额（元）</th><th style="width: 62px;">包装规格</th><th style="width: 53px;">备注</th></tr>
</table>`

describe('normalizeContractProductTableWidths', () => {
  it('rewrites saved pixel columns so the product name is 100px', () => {
    const out = normalizeContractProductTableWidths(sample)
    assert.match(out, /<col style="width: 100px;">/)
    assert.equal(out.includes('width: 73px'), false)
    assert.match(out, /<th style="width: 100px;">产品名称<\/th>/)
    assert.match(out, /<table style="width: 680px;/)
    const amount = CONTRACT_PRODUCT_COL_WIDTHS_PX.slice(2, 6).reduce((sum, n) => sum + n, 0)
    assert.ok(amount >= 180)
  })

  it('leaves unrelated tables unchanged', () => {
    const other = '<table><tr><th style="width: 10px;">其他</th></tr></table>'
    assert.equal(normalizeContractProductTableWidths(other), other)
  })
})