openclaw/extensions/voice-call/src/media-stream.test.ts

97 lines
2.4 KiB
TypeScript

import { describe, expect, it } from "vitest";
import { MediaStreamHandler } from "./media-stream.js";
import type {
OpenAIRealtimeSTTProvider,
RealtimeSTTSession,
} from "./providers/stt-openai-realtime.js";
const createStubSession = (): RealtimeSTTSession => ({
connect: async () => {},
sendAudio: () => {},
waitForTranscript: async () => "",
onPartial: () => {},
onTranscript: () => {},
onSpeechStart: () => {},
close: () => {},
isConnected: () => true,
});
const createStubSttProvider = (): OpenAIRealtimeSTTProvider =>
({
createSession: () => createStubSession(),
}) as unknown as OpenAIRealtimeSTTProvider;
const flush = async (): Promise<void> => {
await new Promise((resolve) => setTimeout(resolve, 0));
};
const waitForAbort = (signal: AbortSignal): Promise<void> =>
new Promise((resolve) => {
if (signal.aborted) {
resolve();
return;
}
signal.addEventListener("abort", () => resolve(), { once: true });
});
describe("MediaStreamHandler TTS queue", () => {
it("serializes TTS playback and resolves in order", async () => {
const handler = new MediaStreamHandler({
sttProvider: createStubSttProvider(),
});
const started: number[] = [];
const finished: number[] = [];
let resolveFirst!: () => void;
const firstGate = new Promise<void>((resolve) => {
resolveFirst = resolve;
});
const first = handler.queueTts("stream-1", async () => {
started.push(1);
await firstGate;
finished.push(1);
});
const second = handler.queueTts("stream-1", async () => {
started.push(2);
finished.push(2);
});
await flush();
expect(started).toEqual([1]);
resolveFirst();
await first;
await second;
expect(started).toEqual([1, 2]);
expect(finished).toEqual([1, 2]);
});
it("cancels active playback and clears queued items", async () => {
const handler = new MediaStreamHandler({
sttProvider: createStubSttProvider(),
});
let queuedRan = false;
const started: string[] = [];
const active = handler.queueTts("stream-1", async (signal) => {
started.push("active");
await waitForAbort(signal);
});
void handler.queueTts("stream-1", async () => {
queuedRan = true;
});
await flush();
expect(started).toEqual(["active"]);
handler.clearTtsQueue("stream-1");
await active;
await flush();
expect(queuedRan).toBe(false);
});
});