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https://github.com/J3vb/OwnCord.git
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test: add unit tests for voice session camera lifecycle
This commit is contained in:
jevb
@@ -0,0 +1,434 @@
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/**
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* Unit tests for voice session camera (video) lifecycle:
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* enableCamera, disableCamera, setOnRemoteVideo, clearOnRemoteVideo.
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*/
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import { describe, it, expect, vi, beforeEach, afterEach } from "vitest";
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// ---------------------------------------------------------------------------
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// Mock helpers
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// ---------------------------------------------------------------------------
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function createMockTrack(kind: "video" | "audio"): MediaStreamTrack {
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return {
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kind,
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stop: vi.fn(),
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enabled: true,
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addEventListener: vi.fn(),
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removeEventListener: vi.fn(),
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getSettings: () => ({ deviceId: "cam-1", width: 1280, height: 720, frameRate: 30 }),
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} as unknown as MediaStreamTrack;
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}
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function createMockStream(tracks: MediaStreamTrack[]): MediaStream {
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return {
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id: "mock-stream-1",
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getTracks: () => [...tracks],
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getVideoTracks: () => tracks.filter((t) => t.kind === "video"),
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getAudioTracks: () => tracks.filter((t) => t.kind === "audio"),
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onremovetrack: null,
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} as unknown as MediaStream;
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}
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// ---------------------------------------------------------------------------
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// Track mock calls
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// ---------------------------------------------------------------------------
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const mockWsSend = vi.fn();
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const mockAddVideoTrack = vi.fn();
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const mockRemoveVideoTrack = vi.fn();
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const mockCreateOffer = vi.fn().mockResolvedValue("mock-sdp-offer");
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const mockSetLocalStream = vi.fn();
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const mockDestroy = vi.fn();
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const mockOnIceCandidate = vi.fn().mockReturnValue(() => {});
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const mockOnRemoteTrack = vi.fn().mockReturnValue(() => {});
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const mockOnStateChange = vi.fn().mockReturnValue(() => {});
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const mockOnIceStateChange = vi.fn().mockReturnValue(() => {});
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const mockCreateConnection = vi.fn();
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const mockGetCameraStream = vi.fn();
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const mockVideoManagerDestroy = vi.fn();
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const mockSender = { track: null } as unknown as RTCRtpSender;
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// Prefs storage for tests
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const testPrefs = new Map<string, unknown>();
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// ---------------------------------------------------------------------------
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// Module mocks
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// ---------------------------------------------------------------------------
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vi.mock("../../src/lib/webrtc", () => ({
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createWebRtcService: () => ({
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createConnection: mockCreateConnection,
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createOffer: mockCreateOffer,
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handleAnswer: vi.fn(),
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handleServerOffer: vi.fn(),
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handleIceCandidate: vi.fn(),
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addVideoTrack: mockAddVideoTrack,
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removeVideoTrack: mockRemoveVideoTrack,
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setLocalStream: mockSetLocalStream,
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replaceTrack: vi.fn(),
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getRemoteStreams: () => [],
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setMuted: vi.fn(),
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setSilenced: vi.fn(),
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onIceCandidate: mockOnIceCandidate,
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onRemoteTrack: mockOnRemoteTrack,
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onStateChange: mockOnStateChange,
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onIceStateChange: mockOnIceStateChange,
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destroy: mockDestroy,
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}),
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}));
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vi.mock("../../src/lib/audio", () => ({
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createAudioManager: () => ({
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getUserMedia: vi.fn().mockResolvedValue(
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createMockStream([createMockTrack("audio")]),
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),
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destroy: vi.fn(),
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}),
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}));
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vi.mock("../../src/lib/video", () => ({
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createVideoManager: () => ({
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getCameraStream: mockGetCameraStream,
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stopCameraStream: vi.fn(),
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getCurrentStream: () => null,
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enumerateDevices: vi.fn().mockResolvedValue([]),
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onDeviceChange: vi.fn().mockReturnValue(() => {}),
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destroy: mockVideoManagerDestroy,
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}),
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}));
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vi.mock("../../src/lib/vad", () => ({
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createVadDetector: () => ({
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start: vi.fn(),
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destroy: vi.fn(),
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onSpeakingChange: vi.fn().mockReturnValue(() => {}),
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setThreshold: vi.fn(),
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}),
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sensitivityToThreshold: (s: number) => s,
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}));
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vi.mock("../../src/lib/noise-suppression", () => ({
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createNoiseSuppressor: () => ({
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process: vi.fn().mockImplementation((stream: MediaStream) => Promise.resolve(stream)),
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destroy: vi.fn(),
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}),
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}));
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vi.mock("../../src/components/settings/helpers", () => ({
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STORAGE_PREFIX: "owncord:settings:",
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loadPref: (key: string, fallback: unknown) => testPrefs.get(key) ?? fallback,
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savePref: (key: string, value: unknown) => testPrefs.set(key, value),
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THEMES: { dark: {}, midnight: {}, light: {} },
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applyTheme: vi.fn(),
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}));
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vi.mock("../../src/lib/logger", () => ({
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createLogger: () => ({
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info: vi.fn(),
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warn: vi.fn(),
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error: vi.fn(),
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debug: vi.fn(),
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}),
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}));
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// ---------------------------------------------------------------------------
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// Import the module under test (AFTER mocks are set up)
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// ---------------------------------------------------------------------------
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import {
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setWsClient,
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setOnError,
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clearOnError,
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joinVoice,
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leaveVoice,
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enableCamera,
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disableCamera,
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setOnRemoteVideo,
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setOnRemoteVideoRemoved,
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clearOnRemoteVideo,
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} from "../../src/lib/voiceSession";
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import type { WsClient } from "../../src/lib/ws";
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// ---------------------------------------------------------------------------
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// Fixtures
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// ---------------------------------------------------------------------------
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function createMockWs(): WsClient {
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return {
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send: mockWsSend,
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close: vi.fn(),
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onMessage: vi.fn().mockReturnValue(() => {}),
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onOpen: vi.fn().mockReturnValue(() => {}),
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onClose: vi.fn().mockReturnValue(() => {}),
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onError: vi.fn().mockReturnValue(() => {}),
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isConnected: vi.fn().mockReturnValue(true),
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} as unknown as WsClient;
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}
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const DEFAULT_CONFIG = {
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quality: "medium",
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bitrate: 64000,
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threshold_mode: "top_speakers",
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mixing_threshold: 3,
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top_speakers: 5,
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max_users: 25,
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};
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/** Set up a joined voice session so enableCamera/disableCamera have context. */
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async function setupActiveSession(): Promise<void> {
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const ws = createMockWs();
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setWsClient(ws);
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await joinVoice(42, DEFAULT_CONFIG);
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// Clear setup-related mock calls so tests only see camera-related calls
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mockWsSend.mockClear();
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mockCreateOffer.mockClear();
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mockAddVideoTrack.mockClear();
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mockRemoveVideoTrack.mockClear();
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}
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// ---------------------------------------------------------------------------
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// Tests
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// ---------------------------------------------------------------------------
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describe("Voice session — camera lifecycle", () => {
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let errorCb: ReturnType<typeof vi.fn>;
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beforeEach(async () => {
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testPrefs.clear();
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mockWsSend.mockClear();
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mockCreateOffer.mockClear();
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mockAddVideoTrack.mockClear();
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mockRemoveVideoTrack.mockClear();
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mockGetCameraStream.mockReset();
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mockGetCameraStream.mockResolvedValue(
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createMockStream([createMockTrack("video")]),
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);
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mockAddVideoTrack.mockReturnValue(mockSender);
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mockCreateOffer.mockResolvedValue("mock-sdp-offer");
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errorCb = vi.fn();
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setOnError(errorCb);
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});
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afterEach(() => {
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clearOnError();
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clearOnRemoteVideo();
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// leaveVoice to reset singleton state
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leaveVoice(false);
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});
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// -----------------------------------------------------------------------
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// enableCamera
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// -----------------------------------------------------------------------
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describe("enableCamera", () => {
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it("acquires camera stream and adds video track to WebRTC", async () => {
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await setupActiveSession();
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await enableCamera();
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expect(mockGetCameraStream).toHaveBeenCalled();
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expect(mockAddVideoTrack).toHaveBeenCalledTimes(1);
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// The stream passed to addVideoTrack should be the camera stream
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const passedStream = mockAddVideoTrack.mock.calls[0]![0] as MediaStream;
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expect(passedStream.getVideoTracks()).toHaveLength(1);
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});
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it("sends voice_offer for renegotiation after adding track", async () => {
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await setupActiveSession();
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await enableCamera();
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const offerMessages = mockWsSend.mock.calls.filter(
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(c) => (c[0] as { type: string }).type === "voice_offer",
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);
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expect(offerMessages.length).toBeGreaterThanOrEqual(1);
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expect(offerMessages[0]![0]).toEqual({
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type: "voice_offer",
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payload: { channel_id: 42, sdp: "mock-sdp-offer" },
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});
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});
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it("sends voice_camera enabled=true AFTER successful track addition", async () => {
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await setupActiveSession();
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await enableCamera();
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// voice_camera should be sent after addVideoTrack and voice_offer
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const cameraMessages = mockWsSend.mock.calls.filter(
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(c) => (c[0] as { type: string }).type === "voice_camera",
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);
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expect(cameraMessages).toHaveLength(1);
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expect(cameraMessages[0]![0]).toEqual({
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type: "voice_camera",
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payload: { enabled: true },
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});
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// Verify ordering: voice_offer comes before voice_camera
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const allTypes = mockWsSend.mock.calls.map(
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(c) => (c[0] as { type: string }).type,
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);
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const offerIdx = allTypes.indexOf("voice_offer");
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const cameraIdx = allTypes.indexOf("voice_camera");
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expect(offerIdx).toBeLessThan(cameraIdx);
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});
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it("handles permission denied error with toast", async () => {
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await setupActiveSession();
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mockGetCameraStream.mockRejectedValue(
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new DOMException("Permission denied", "NotAllowedError"),
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);
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await enableCamera();
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expect(errorCb).toHaveBeenCalledWith("Camera permission denied");
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});
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it("handles no camera found error with toast", async () => {
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await setupActiveSession();
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mockGetCameraStream.mockRejectedValue(
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new DOMException("No device found", "NotFoundError"),
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);
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await enableCamera();
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expect(errorCb).toHaveBeenCalledWith("No camera found");
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});
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it("uses saved video device preference", async () => {
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testPrefs.set("videoInputDevice", "cam-back");
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await setupActiveSession();
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await enableCamera();
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expect(mockGetCameraStream).toHaveBeenCalledWith("cam-back");
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});
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it("does nothing when no active voice session", async () => {
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// No joinVoice, so no webrtcService
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await enableCamera();
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expect(mockGetCameraStream).not.toHaveBeenCalled();
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expect(errorCb).toHaveBeenCalledWith("Join a voice channel first");
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});
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it("does nothing when camera is already enabled", async () => {
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await setupActiveSession();
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await enableCamera();
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mockGetCameraStream.mockClear();
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mockWsSend.mockClear();
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await enableCamera();
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expect(mockGetCameraStream).not.toHaveBeenCalled();
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});
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});
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// -----------------------------------------------------------------------
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// disableCamera
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// -----------------------------------------------------------------------
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describe("disableCamera", () => {
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it("stops camera tracks and removes video track from WebRTC", async () => {
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const videoTrack = createMockTrack("video");
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const cameraStream = createMockStream([videoTrack]);
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mockGetCameraStream.mockResolvedValue(cameraStream);
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await setupActiveSession();
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await enableCamera();
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mockWsSend.mockClear();
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await disableCamera();
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expect(videoTrack.stop).toHaveBeenCalled();
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expect(mockRemoveVideoTrack).toHaveBeenCalledWith(mockSender);
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});
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it("sends voice_camera enabled=false", async () => {
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await setupActiveSession();
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await enableCamera();
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mockWsSend.mockClear();
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await disableCamera();
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const cameraMessages = mockWsSend.mock.calls.filter(
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(c) => (c[0] as { type: string }).type === "voice_camera",
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);
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expect(cameraMessages).toHaveLength(1);
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expect(cameraMessages[0]![0]).toEqual({
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type: "voice_camera",
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payload: { enabled: false },
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});
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});
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it("sends voice_offer for renegotiation after removing track", async () => {
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await setupActiveSession();
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await enableCamera();
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mockWsSend.mockClear();
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await disableCamera();
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const offerMessages = mockWsSend.mock.calls.filter(
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(c) => (c[0] as { type: string }).type === "voice_offer",
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);
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expect(offerMessages).toHaveLength(1);
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});
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it("is safe to call when camera is not enabled", async () => {
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await setupActiveSession();
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// Should not throw
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await disableCamera();
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expect(mockRemoveVideoTrack).not.toHaveBeenCalled();
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});
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});
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// -----------------------------------------------------------------------
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// Remote video callbacks
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// -----------------------------------------------------------------------
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describe("setOnRemoteVideo / clearOnRemoteVideo", () => {
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it("registers a remote video callback", () => {
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const cb = vi.fn();
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setOnRemoteVideo(cb);
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// The callback is stored internally — we verify by clearing it
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// (no public getter). This tests the registration path.
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clearOnRemoteVideo();
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// If clearOnRemoteVideo didn't throw and completed, registration succeeded.
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expect(true).toBe(true);
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});
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it("registers a remote video removed callback", () => {
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const cb = vi.fn();
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setOnRemoteVideoRemoved(cb);
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clearOnRemoteVideo();
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expect(true).toBe(true);
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});
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it("clearOnRemoteVideo nullifies both callbacks", () => {
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const videoCb = vi.fn();
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const removedCb = vi.fn();
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setOnRemoteVideo(videoCb);
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setOnRemoteVideoRemoved(removedCb);
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clearOnRemoteVideo();
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// After clearing, new registrations should work without error
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setOnRemoteVideo(vi.fn());
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setOnRemoteVideoRemoved(vi.fn());
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clearOnRemoteVideo();
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expect(true).toBe(true);
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});
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it("can overwrite existing callbacks", () => {
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const cb1 = vi.fn();
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const cb2 = vi.fn();
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setOnRemoteVideo(cb1);
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setOnRemoteVideo(cb2);
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// No throw — second registration overwrites the first
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clearOnRemoteVideo();
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expect(true).toBe(true);
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});
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});
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});
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