check-no-js-page.py

#!/usr/bin/env python3 import sys from playwright.sync_api import sync_playwright url = sys.argv[1] if len(sys.argv) > 1 else None if not url: print("usage: check-no-js-page.py <url>", file=sys.stderr); sys.exit(2) fail = [] with sync_playwright() as p: browser = p.chromium.launch() # --- JS ENABLED: framework loads, no console errors, no failed requests --- ctx = browser.new_context() page = ctx.new_page() errors, failed = [], [] page.on("console", lambda m: errors.append(m.text) if m.type == "error" else None) page.on("requestfailed", lambda r: failed.append(r.url)) page.goto(url, wait_until="networkidle") has_space = page.evaluate("() => typeof window._018Space === 'object'") dup_controls = page.evaluate( "() => [...document.scripts].filter(s => s.src.includes('/tools/controls.js')).length") if errors: fail.append(f"JS-on console errors: {errors}") if failed: fail.append(f"JS-on failed requests: {failed}") if not has_space: fail.append("JS-on: window._018Space missing") if dup_controls > 1: fail.append(f"JS-on: controls.js loaded {dup_controls}x") ctx.close() # --- JS DISABLED: static menu present + search disabled --- ctx = browser.new_context(java_script_enabled=False) page = ctx.new_page() page.goto(url, wait_until="load") links = page.locator("#file-list a").count() search_disabled = page.locator(".menu-search input[disabled]").count() loupe = page.locator(".meta-loupe").count() if links < 50: fail.append(f"JS-off: too few menu links: {links}") if search_disabled != 1: fail.append("JS-off: search not disabled") if loupe != 1: fail.append("JS-off: loupe missing") ctx.close() browser.close() for f in fail: print(" -", f, file=sys.stderr) print("FAIL" if fail else "PASS", url) sys.exit(1 if fail else 0)