ThumbRank — signed-in thumbnail preview walkthrough

export async function test(page, baseUrl, screenshotPath, stepLogger) {
  const shot = (n, slug) => screenshotPath.replace('.png', `-${n}-${slug}.png`);
  const I = 'input:not([type])';

  const THUMB_A = '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';
  const THUMB_B = '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';
  const putThumb = async (slot, b64, name) => {
    const buffer = Buffer.from(b64, 'base64');
    await page.locator('input[type=file]').nth(slot).setInputFiles({ name: name, mimeType: 'image/png', buffer: buffer });
  };

  const SCROLL_TO = (n) => "(async () => { const ease = t => 1 - Math.pow(1 - t, 3); const target = window.innerHeight * " + n + "; const from = window.scrollY; const anim = (a, b, ms) => new Promise(res => { const t0 = performance.now(); const step = now => { const p = Math.min(1, (now - t0) / ms); window.scrollTo(0, a + (b - a) * ease(p)); p < 1 ? requestAnimationFrame(step) : res(); }; requestAnimationFrame(step); }); await anim(from, target, 1100); await new Promise(r => setTimeout(r, 450)); })()";