diff --git a/tests/library/unit/tar.spec.ts b/tests/library/unit/tar.spec.ts
index e6f31d5b6b..5ffaa43ecd 100644
--- a/tests/library/unit/tar.spec.ts
+++ b/tests/library/unit/tar.spec.ts
@@ -17,9 +17,11 @@
 
 import { expect, test } from '@playwright/test';
 import { createReadStream, constants } from 'fs';
-import { access, readFile, readlink } from 'fs/promises';
+import { access, readFile, readlink, readdir } from 'fs/promises';
 import { TarExtractor } from '../../../packages/playwright-core/src/utils/tar';
 import { finished } from 'stream/promises';
+import { Readable } from 'stream';
+import { createBrotliDecompress } from 'zlib';
 
 test('tar extractor', async () => {
   const input = createReadStream('tests/assets/archive.tar');
@@ -33,3 +35,86 @@ test('tar extractor', async () => {
   expect(await readlink(test.info().outputPath('tar-example/symlink'))).toEqual('./foo');
   expect(await readFile(test.info().outputPath('tar-example/symlink'), { encoding: 'utf-8' })).toEqual('foo-content');
 });
+
+test('extract browser', async () => {
+  // not run by default because it's not hermetic. i'll remove this once we use the TAR extractor in our code.
+  test.skip(process.env.TEST_TAR_BROWSER !== '1');
+
+  const response = await fetch('https://playwright.azureedge.net/download-for-internal-testing/playwright/builds/chromium/1152/chromium-headless-shell-linux-arm64.tar.br');
+  const input = Readable.fromWeb(response.body as any);
+  const decompressor = createBrotliDecompress();
+  const extractor = new TarExtractor(name => test.info().outputPath(name));
+  await finished(input.pipe(decompressor).pipe(extractor));
+
+
+  expect(await readdir(test.info().outputPath('chrome-linux'))).toEqual([
+    'headless_command_resources.pak',
+    'headless_lib_data.pak',
+    'headless_lib_strings.pak',
+    'headless_shell',
+    'hyphen-data',
+    'icudtl.dat',
+    'libEGL.so',
+    'libGLESv2.so',
+    'libvk_swiftshader.so',
+    'libvulkan.so.1',
+    'v8_context_snapshot.bin',
+    'vk_swiftshader_icd.json',
+  ]);
+  expect(await readFile(test.info().outputPath('chrome-linux/vk_swiftshader_icd.json'), { encoding: 'utf-8' })).toEqual(`{"file_format_version": "1.0.0", "ICD": {"library_path": "./libvk_swiftshader.so", "api_version": "1.0.5"}}`);
+  expect(await readdir(test.info().outputPath('chrome-linux/hyphen-data'))).toEqual([
+    'hyph-af.hyb',
+    'hyph-as.hyb',
+    'hyph-be.hyb',
+    'hyph-bg.hyb',
+    'hyph-bn.hyb',
+    'hyph-cs.hyb',
+    'hyph-cu.hyb',
+    'hyph-cy.hyb',
+    'hyph-da.hyb',
+    'hyph-de-1901.hyb',
+    'hyph-de-1996.hyb',
+    'hyph-de-ch-1901.hyb',
+    'hyph-el.hyb',
+    'hyph-en-gb.hyb',
+    'hyph-en-us.hyb',
+    'hyph-es.hyb',
+    'hyph-et.hyb',
+    'hyph-eu.hyb',
+    'hyph-fr.hyb',
+    'hyph-ga.hyb',
+    'hyph-gl.hyb',
+    'hyph-gu.hyb',
+    'hyph-hi.hyb',
+    'hyph-hr.hyb',
+    'hyph-hu.hyb',
+    'hyph-hy.hyb',
+    'hyph-it.hyb',
+    'hyph-ka.hyb',
+    'hyph-kn.hyb',
+    'hyph-la.hyb',
+    'hyph-lt.hyb',
+    'hyph-lv.hyb',
+    'hyph-ml.hyb',
+    'hyph-mn-cyrl.hyb',
+    'hyph-mr.hyb',
+    'hyph-mul-ethi.hyb',
+    'hyph-nb.hyb',
+    'hyph-nl.hyb',
+    'hyph-nn.hyb',
+    'hyph-or.hyb',
+    'hyph-pa.hyb',
+    'hyph-pt.hyb',
+    'hyph-ru.hyb',
+    'hyph-sk.hyb',
+    'hyph-sl.hyb',
+    'hyph-sq.hyb',
+    'hyph-sv.hyb',
+    'hyph-ta.hyb',
+    'hyph-te.hyb',
+    'hyph-tk.hyb',
+    'hyph-uk.hyb',
+    'hyph-und-ethi.hyb',
+    'manifest.json',
+  ]);
+});