test: add Cloudflare challenge bypass tests

packages/browser/tests/cf.ts

@@ -0,0 +1,59 @@
+import { launchOptions } from "camoufox-js"
+import { firefox } from "patchright"
+
+process.on("uncaughtException", (err) => {
+  if (err instanceof TypeError && /pageError|location/.test(err.message)) return
+  console.error("[uncaught]", err.message)
+  process.exit(1)
+})
+
+async function main() {
+  const opts = await launchOptions({
+    headless: true,
+    geoip: true,
+    humanize: true,
+    disable_coop: true,
+    block_webrtc: true,
+    i_know_what_im_doing: true,
+  })
+
+  const browser = await (firefox as any).launch(opts)
+  const ctx = await browser.newContext({ viewport: null })
+  const page = await ctx.newPage()
+
+  console.log("[test] visiting nopecha.com/demo/cloudflare...")
+  await page
+    .goto("https://nopecha.com/demo/cloudflare", {
+      waitUntil: "domcontentloaded",
+      timeout: 30000,
+    })
+    .catch((e: any) => {
+      console.log("[test] goto error:", e.message.slice(0, 80))
+    })
+
+  await new Promise((r) => setTimeout(r, 8000))
+  await page.waitForLoadState("networkidle", { timeout: 15000 }).catch(() => {})
+
+  // Try both ways of getting HTML
+  const htmlFromContent = await page.content().catch(() => "")
+  const htmlFromEval = await page.evaluate(() => document.documentElement?.outerHTML ?? "").catch(() => "")
+
+  console.log("[test] page.content() length:", htmlFromContent.length)
+  console.log("[test] page.evaluate() length:", htmlFromEval.length)
+  console.log("[test] URL:", page.url())
+  console.log("[test] Title:", await page.title().catch(() => "?"))
+
+  if (htmlFromEval.length > 100) {
+    console.log("[test] HTML snippet:", htmlFromEval.slice(0, 300))
+  }
+
+  const cookies = await ctx.cookies()
+  console.log("[test] cookies:", cookies.map((c: any) => c.name).join(", "))
+
+  await browser.close()
+}
+
+main().catch((e) => {
+  console.error("[test] FAIL:", e.message)
+  process.exit(1)
+})