Files
SnapOtter/tests/integration/audio-channels.test.ts
T
SnapOtter b1afcfdf3c test: migrate 207 test files to typed fixture registry (phase 5)
Codemod rewrites all five ad-hoc fixture-path styles to import from the
typed registry (tests/fixtures/index.ts):
- join(__dirname, "..", "fixtures", ...) inline patterns (100 files)
- const FIXTURES = join(__dirname, ...) + join(FIXTURES, ...) (92 files)
- process.cwd()-based paths (10 files)
- path.resolve(__dirname, ...) patterns (5 files)

Registry extended with 8 new keys (portraitJpg, portraitHeic,
motorcycle, svgLogo, barcodeAvif, qrAvif, crossFormatChat,
multipageTiff) and directory accessors (fixtureDir, fixtureRoot).

Dynamic directory scanners (format-matrix-generated,
format-matrix-multimodal, hostile-inputs) preserved via fixtureDir
imports. No fixtures swapped, bytes identical.

Parity gate: dropped 0, net-new 388.
2026-06-20 04:20:17 +08:00

88 lines
3.1 KiB
TypeScript

import { mkdtempSync, writeFileSync } from "node:fs";
import { tmpdir } from "node:os";
import { join } from "node:path";
import { ffmpegAvailable, probeMedia } from "@snapotter/media-engine";
import { afterAll, beforeAll, describe, expect, it } from "vitest";
import { fixtures, readFixture } from "../fixtures/index.js";
import { buildTestApp, createMultipartPayload, loginAsAdmin, type TestApp } from "./test-server.js";
const STEREO = readFixture(fixtures.audio.stereo);
const MONO_MP3 = readFixture(fixtures.audio.tiny("mp3"));
let testApp: TestApp;
let adminToken: string;
beforeAll(async () => {
testApp = await buildTestApp();
adminToken = await loginAsAdmin(testApp.app);
}, 30_000);
afterAll(async () => {
await testApp.cleanup();
}, 10_000);
function postTool(
filename: string,
contentTypeHeader: string,
fileContent: Buffer,
settings: Record<string, unknown>,
) {
const { body, contentType } = createMultipartPayload([
{ name: "file", filename, contentType: contentTypeHeader, content: fileContent },
{ name: "settings", content: JSON.stringify(settings) },
]);
return testApp.app.inject({
method: "POST",
url: "/api/v1/tools/audio-channels",
headers: { authorization: `Bearer ${adminToken}`, "content-type": contentType },
body,
});
}
describe.skipIf(!ffmpegAvailable())("audio-channels (requires ffmpeg)", () => {
it("stereo-to-mono on stereo file produces mono output", async () => {
const res = await postTool("tone-stereo.wav", "audio/wav", STEREO, {
mode: "stereo-to-mono",
});
expect(res.statusCode).toBe(200);
const envelope = JSON.parse(res.body);
const dl = await testApp.app.inject({ method: "GET", url: envelope.downloadUrl });
expect(dl.statusCode).toBe(200);
const tmpDir = mkdtempSync(join(tmpdir(), "ch-test-"));
const probeFile = join(tmpDir, "mono.wav");
writeFileSync(probeFile, dl.rawPayload);
const info = await probeMedia(probeFile);
const audio = info.streams.find((s) => s.type === "audio");
expect(audio?.channels).toBe(1);
}, 60_000);
it("swap on stereo file returns 200 with 2 channels", async () => {
const res = await postTool("tone-stereo.wav", "audio/wav", STEREO, { mode: "swap" });
expect(res.statusCode).toBe(200);
const envelope = JSON.parse(res.body);
const dl = await testApp.app.inject({ method: "GET", url: envelope.downloadUrl });
const tmpDir = mkdtempSync(join(tmpdir(), "ch-test-"));
const probeFile = join(tmpDir, "swapped.wav");
writeFileSync(probeFile, dl.rawPayload);
const info = await probeMedia(probeFile);
const audio = info.streams.find((s) => s.type === "audio");
expect(audio?.channels).toBe(2);
}, 60_000);
it("stereo-to-mono on mono input returns 422", async () => {
const res = await postTool("tiny.mp3", "audio/mpeg", MONO_MP3, {
mode: "stereo-to-mono",
});
expect(res.statusCode).toBe(422);
const body = JSON.parse(res.body);
expect(body.details).toMatch(/stereo input/i);
}, 60_000);
it("rejects missing mode (400)", async () => {
const res = await postTool("tone-stereo.wav", "audio/wav", STEREO, {});
expect(res.statusCode).toBe(400);
});
});