import fs from 'node:fs';
import path from 'node:path';

import { describe, expect, test } from 'vitest';

const PAGE_DIR = path.resolve(
  process.cwd(),
  'miniprogram/pages/web-view',
);

function readPageFile(fileName) {
  return fs.readFileSync(path.join(PAGE_DIR, fileName), 'utf8');
}

describe('mini program web-view page background', () => {
  test('keeps the native web-view host light when the mobile keyboard exposes it', () => {
    const wxml = readPageFile('index.wxml');
    const wxss = readPageFile('index.wxss');

    expect(wxml).toContain('class="web-view-host"');
    expect(wxml).not.toContain('class="web-view-page"');
    expect(wxss).toContain('page');
    expect(wxss).toContain('.web-view-host');
    expect(wxss).toContain('background: #fffdf9;');

    const webViewHostBlock = wxss.slice(
      wxss.indexOf('.web-view-host'),
      wxss.indexOf('.setup-screen'),
    );
    expect(webViewHostBlock).not.toContain('#0b0f14');
  });
});