From 83f2368ccd6576718a278c3cb224743b1dd0acc9 Mon Sep 17 00:00:00 2001
From: Sagar Vora <16315650+sagarvora@users.noreply.github.com>
Date: Mon, 1 Dec 2025 21:21:12 +0530
Subject: [PATCH] fix: avoid package.json update during cypress install

---
 frappe/commands/testing.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/frappe/commands/testing.py b/frappe/commands/testing.py
index 973ccee722..4faf1d999f 100644
--- a/frappe/commands/testing.py
+++ b/frappe/commands/testing.py
@@ -492,8 +492,17 @@ def run_ui_tests(
 				"@cypress/code-coverage@^3",
 			]
 		)
+
+		# save package.json, install, then restore to avoid modifications
+		package_json_path = frappe.get_app_source_path("frappe", "package.json")
+		with open(package_json_path) as f:
+			package_json_contents = f.read()
+
 		frappe.commands.popen(f"(cd ../frappe && yarn add {packages} --no-lockfile)")
 
+		with open(package_json_path, "w") as f:
+			f.write(package_json_contents)
+
 	# run for headless mode
 	run_or_open = f"run --browser {browser}" if headless else "open"
 	if headless and spec: