From fa8489d2c295ed4571020227602d3d07c74ca66c Mon Sep 17 00:00:00 2001
From: Adam Raine <6752989+adamraine@users.noreply.github.com>
Date: Fri, 2 Aug 2024 15:50:04 -0700
Subject: [PATCH] tests(treemap): ignore cookie deprecation error (#16141)

---
 treemap/test/treemap-test-pptr.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/treemap/test/treemap-test-pptr.js b/treemap/test/treemap-test-pptr.js
index e4e66718a3b8..3c5fd63d370a 100644
--- a/treemap/test/treemap-test-pptr.js
+++ b/treemap/test/treemap-test-pptr.js
@@ -31,7 +31,7 @@ describe('Lighthouse Treemap', () => {
   let browser;
   /** @type {import('puppeteer').Page} */
   let page;
-  /** @type {Error[]} */
+  /** @type {Array<string|Promise<string>>} */
   let pageErrors = [];
 
   let server;
@@ -80,7 +80,13 @@ describe('Lighthouse Treemap', () => {
   async function ensureNoErrors() {
     await page.bringToFront();
     await page.evaluate(() => new Promise(window.requestAnimationFrame));
-    const errors = await claimErrors();
+    const errors = (await claimErrors()).filter(error => {
+      // Filters out a cookie deprecation error that only occurs on ToT
+      // This error comes from gtag.js
+      // https://support.google.com/tagmanager/thread/288419928/error-failed-to-execute-getvalue-on-cookiedeprecationlabel?hl=en
+      return !error.match(
+        /Failed to execute 'getValue' on 'CookieDeprecationLabel': Illegal invocation/);
+    });
     expect(errors).toHaveLength(0);
   }