From e0cedb15fce478c19d7ded8843b82f2bbd32b00c Mon Sep 17 00:00:00 2001
From: YashRE42 <33805964+YashRE42@users.noreply.github.com>
Date: Sat, 20 Mar 2021 07:33:28 +0000
Subject: [PATCH] message_flags: Verify early return from update_starred_flag.

---
 frontend_tests/node_tests/dispatch.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/frontend_tests/node_tests/dispatch.js b/frontend_tests/node_tests/dispatch.js
index e30cfa3d2d..c4e23d02e9 100644
--- a/frontend_tests/node_tests/dispatch.js
+++ b/frontend_tests/node_tests/dispatch.js
@@ -813,6 +813,15 @@ run_test("update_message (remove star)", (override) => {
     assert.equal(msg.starred, false);
 });
 
+run_test("update_message (wrong data)", (override) => {
+    override(starred_messages, "rerender_ui", noop);
+    const event = event_fixtures.update_message_flags__starred_add;
+    // message does not exist
+    event.messages = [0];
+    dispatch(event);
+    // update_starred_view never gets invoked, early return is successful
+});
+
 run_test("delete_message", (override) => {
     const event = event_fixtures.delete_message;