From ef243cceff7c80b76327fc159255368dc6e276b3 Mon Sep 17 00:00:00 2001
From: MIEM DEV <codex@noreply.git.vakanaut.ru>
Date: Fri, 30 Oct 2026 19:28:28 +0300
Subject: [PATCH] fix: ignore hidden book preview controls

---
 lib/browser.ts            | 2 +-
 tests/browser.security.ts | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/browser.ts b/lib/browser.ts
index d34846d..75bc6e8 100644
--- a/lib/browser.ts
+++ b/lib/browser.ts
@@ -89,7 +89,7 @@ export async function checkBrowser(url:string,parentSignal?:AbortSignal):Promise
     await navigate(url);await settle();if(['urait.ru','book.ru'].includes(root))await page.waitForLoadState('networkidle',{timeout:4000}).catch(()=>{});let snapshot=await capture();
     if(root==='book.ru'){
       // CSS tooltips become part of the accessible name on hover; retain a stable DOM-text locator.
-      const preview=page.locator('a[href*="reader.new.book.ru"]').filter({hasText:'Ознакомиться'}).first();
+      const preview=page.locator('a[href*="reader.new.book.ru"]').filter({hasText:'Ознакомиться',visible:true}).first();
       if(await preview.count()){
         await preview.hover({timeout:3000}).catch(()=>{});
         await page.waitForFunction(()=>/гостевом\s+режиме|доступны\s+только\s+\d+\s+страниц/i.test(document.body?.innerText??''),undefined,{timeout:3000}).catch(()=>{});snapshot=await capture();
diff --git a/tests/browser.security.ts b/tests/browser.security.ts
index 4857e70..d75e44e 100644
--- a/tests/browser.security.ts
+++ b/tests/browser.security.ts
@@ -68,3 +68,8 @@ test('BOOK.ru locked orange preview is unavailable even without a loaded tooltip
   fixture=fixture.replace('</body>','<a href="https://reader.new.book.ru/">Читать полностью</a></body>');
   assert.equal((await checkBrowser('https://book.ru/book/940586')).status,'unknown','A full-reading control contradicts the locked-preview-only signal');
 });
+
+test('a hidden BOOK.ru preview cannot prove a restriction through its pseudo-element',async()=>{
+  fixture='<html><head><style>a::after{content:"В гостевом режиме доступны только 20 страниц книги.";display:block}</style></head><body><h1>Book</h1><div style="display:none"><a href="https://reader.new.book.ru/">Ознакомиться</a></div></body></html>';
+  const check=await checkBrowser('https://book.ru/book/940586');assert.equal(check.status,'unknown',check.reason);assert.equal(check.code,200);
+});