From bf39687921bd98a01aa018ed35e7d43fb5a7fbd6 Mon Sep 17 00:00:00 2001
From: matthiola0 <abc35100762@gmail.com>
Date: Fri, 9 Oct 2026 23:33:29 +0800
Subject: [PATCH] Use a locator to wait for bracket marks to clear

The editor cache test already waits for bracket marks to clear before
resetting the paint counter. Express the wait with a locator so the
expected DOM state is clear, and document why the wait is needed.
---
 tests/browser/editor-pipeline.test.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/tests/browser/editor-pipeline.test.js b/tests/browser/editor-pipeline.test.js
index 867661f8..2a1dd126 100644
--- a/tests/browser/editor-pipeline.test.js
+++ b/tests/browser/editor-pipeline.test.js
@@ -377,9 +377,12 @@ test("caret and focus changes reuse ranges until code or language changes", asyn
       editor.focus();
     });
     await page.keyboard.press("ControlOrMeta+A");
-    await page.waitForFunction(
-      () => document.querySelectorAll(".matching-bracket").length === 0,
-    );
+    // Selecting all clears the bracket marks in a queued paint. Count the
+    // replacement only after that paint, whatever frame the keypress reached.
+    await page
+      .locator(".matching-bracket")
+      .first()
+      .waitFor({ state: "detached" });
     await page.evaluate(() => {
       window.overlayPaints = 0;
     });