test(voice): fix tests

packages/voice/__tests__/SpeakingMap.test.ts

@@ -0,0 +1,32 @@
+import { noop } from '../src/util/util';
+import { SpeakingMap } from '../src/receive/SpeakingMap';
+
+jest.useFakeTimers();
+
+describe('SpeakingMap', () => {
+	test('Emits start and end', () => {
+		const speaking = new SpeakingMap();
+		const userId = '123';
+
+		const starts: string[] = [];
+		const ends: string[] = [];
+
+		speaking.on('start', (userId) => void starts.push(userId));
+		speaking.on('end', (userId) => void ends.push(userId));
+
+		for (let i = 0; i < 10; i++) {
+			speaking.onPacket(userId);
+			setTimeout(noop, SpeakingMap.DELAY / 2);
+			jest.advanceTimersToNextTimer();
+
+			expect(starts).toEqual([userId]);
+			expect(ends).toEqual([]);
+		}
+		jest.advanceTimersToNextTimer();
+		expect(ends).toEqual([userId]);
+
+		speaking.onPacket(userId);
+		jest.advanceTimersToNextTimer();
+		expect(starts).toEqual([userId, userId]);
+	});
+});