snapshot of https://github.com/RocketChat/Rocket.Chat.git (develop, 2026-09-16; blobs > 131072B omitted)

packages/apps/deno-runtime/tests/error-handlers.test.ts

@@ -0,0 +1,44 @@
+import { assertEquals } from 'https://deno.land/std@0.203.0/assert/mod.ts';
+import { describe, it } from 'https://deno.land/std@0.203.0/testing/bdd.ts';
+import { spy } from 'https://deno.land/std@0.203.0/testing/mock.ts';
+
+import * as Messenger from '@rocket.chat/apps/base-runtime/lib/messenger';
+
+import { unhandledExceptionListener, unhandledRejectionListener } from '../error-handlers';
+
+// the Deno seam suite: exercises the platform-specific error-handler
+// registration and, in doing so, confirms the Deno adapter resolves the base
+// source through the import map.
+describe('error-handlers (Deno seam)', () => {
+	it('forwards unhandled rejections to the base Messenger as a notification', () => {
+		const enqueue = spy(Messenger.Queue, 'enqueue');
+
+		try {
+			const error = new Error('rejected');
+			unhandledRejectionListener({ preventDefault() {}, reason: error } as unknown as PromiseRejectionEvent);
+
+			assertEquals(enqueue.calls.length, 1);
+			const notification = enqueue.calls[0].args[0] as { method: string; params: unknown[] };
+			assertEquals(notification.method, 'unhandledRejection');
+			assertEquals(notification.params, [error.stack]);
+		} finally {
+			enqueue.restore();
+		}
+	});
+
+	it('forwards uncaught exceptions to the base Messenger as a notification', () => {
+		const enqueue = spy(Messenger.Queue, 'enqueue');
+
+		try {
+			const error = new Error('thrown');
+			unhandledExceptionListener({ preventDefault() {}, error } as unknown as ErrorEvent);
+
+			assertEquals(enqueue.calls.length, 1);
+			const notification = enqueue.calls[0].args[0] as { method: string; params: unknown[] };
+			assertEquals(notification.method, 'uncaughtException');
+			assertEquals(notification.params, [error.stack]);
+		} finally {
+			enqueue.restore();
+		}
+	});
+});