From 5fe8bbd9da944d2a0960ead8cc86ce1f5677c8a4 Mon Sep 17 00:00:00 2001
From: Steve Howell <showell@zulip.com>
Date: Sat, 3 Apr 2021 16:23:49 +0000
Subject: [PATCH] node tests: Clear message_user_ids.

This defends against future intra-test leaks.
---
 frontend_tests/node_tests/message_store.js | 1 +
 static/js/message_user_ids.js              | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/frontend_tests/node_tests/message_store.js b/frontend_tests/node_tests/message_store.js
index 7c9b7bd8df..1436cf59c9 100644
--- a/frontend_tests/node_tests/message_store.js
+++ b/frontend_tests/node_tests/message_store.js
@@ -90,6 +90,7 @@ function convert_recipients(people) {
 function test(label, f) {
     run_test(label, (override) => {
         message_store.clear_for_testing();
+        message_user_ids.clear_for_testing();
         f(override);
     });
 }
diff --git a/static/js/message_user_ids.js b/static/js/message_user_ids.js
index e4684fd99c..d7b2ded28f 100644
--- a/static/js/message_user_ids.js
+++ b/static/js/message_user_ids.js
@@ -13,6 +13,10 @@
 */
 const user_set = new Set();
 
+export function clear_for_testing() {
+    user_set.clear();
+}
+
 export function user_ids() {
     return Array.from(user_set);
 }