From d26116a656ea72833f2b92843e83ea0535a43c75 Mon Sep 17 00:00:00 2001
From: Alexey Murz Korepov <MurzNN@gmail.com>
Date: Tue, 4 Feb 2025 11:54:12 +0400
Subject: [PATCH] Set the HTTP_USER_AGENT environment variable by the
 Simpletest user agent

---
 core/tests/Drupal/Nightwatch/Commands/drupalInstall.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/tests/Drupal/Nightwatch/Commands/drupalInstall.js b/core/tests/Drupal/Nightwatch/Commands/drupalInstall.js
index 67ec1e7b2d32..f685be6ca76f 100644
--- a/core/tests/Drupal/Nightwatch/Commands/drupalInstall.js
+++ b/core/tests/Drupal/Nightwatch/Commands/drupalInstall.js
@@ -50,6 +50,9 @@ exports.command = function drupalInstall(
       value: encodeURIComponent(installData.user_agent),
       path: url.pathname,
     });
+    // Set the HTTP_USER_AGENT environment variable to detect the test
+    // environment in the command line.
+    process.env.HTTP_USER_AGENT = installData.user_agent;
   } catch (error) {
     this.assert.fail(error);
   }
-- 
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