Initial commit 🚀

scripts/panel-align-test.mjs

@@ -0,0 +1,39 @@
+import { chromium } from 'playwright';
+/* Does the panel start at the title and end with the list, and hold that box across steps? */
+const [,, url, prefix, width = '1440', height = '900'] = process.argv;
+const browser = await chromium.launch();
+const page = await browser.newPage({ viewport: { width: Number(width), height: Number(height) } });
+await page.goto(url, { waitUntil: 'networkidle' });
+const count = await page.evaluate(() => document.querySelectorAll('[data-trigger]').length);
+const rows = [];
+for (let i = 0; i < count; i++) {
+  await page.evaluate((i) => {
+    const t = document.querySelectorAll('[data-trigger]')[i];
+    const r = t.getBoundingClientRect();
+    window.scrollTo(0, window.scrollY + r.top + r.height / 2 - window.innerHeight / 2);
+  }, i);
+  await page.waitForTimeout(900);
+  rows.push(await page.evaluate(() => {
+    const title = document.querySelector('.how__title').getBoundingClientRect();
+    const steps = Array.from(document.querySelectorAll('[data-step]'));
+    const last = steps[steps.length - 1].getBoundingClientRect();
+    const fig = document.querySelector('[data-figure][data-active]').getBoundingClientRect();
+    const sticky = document.querySelector('.how__sticky').getBoundingClientRect();
+    const container = document.querySelector('.how__sticky');
+    const cs = getComputedStyle(container);
+    const rightEdge = sticky.right - parseFloat(cs.paddingRight);
+    return {
+      active: steps.findIndex((s) => s.hasAttribute('data-active')),
+      panel: `${Math.round(fig.width)}x${Math.round(fig.height)}`,
+      topVsTitle: Math.round(fig.top - title.top),
+      bottomVsList: Math.round(fig.bottom - last.bottom),
+      rightVsEdge: Math.round(fig.right - rightEdge),
+      listFits: Math.round(sticky.bottom - last.bottom),
+      spaceAbove: Math.round(fig.top - sticky.top),
+      spaceBelow: Math.round(sticky.bottom - fig.bottom),
+    };
+  }));
+  await page.screenshot({ path: `${prefix}-${i}.png` });
+}
+console.table(rows);
+await browser.close();