Initial Commit

packages/media/audio/audio-engine-server/tests/integration.test.ts

@@ -0,0 +1,43 @@
+import { mkdtemp, rm, writeFile } from "node:fs/promises";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import { WavCodec } from "@suaveplan/audio-codecs";
+import {
+    afterEach,
+    beforeEach,
+    describe,
+    expect,
+    it,
+} from "@suaveplan/testing/runner";
+import { FileSinkAdapter, FileSourceAdapter } from "../src/index.js";
+
+describe("integration", () => {
+    let dir: string;
+
+    beforeEach(async () => {
+        dir = await mkdtemp(join(tmpdir(), "aes-int-"));
+    });
+    afterEach(async () => {
+        await rm(dir, { recursive: true, force: true });
+    });
+
+    it("load then save round-trips through a real node:fs.mkdtemp tmpdir", {
+        timeout: 30_000,
+    }, async () => {
+        const inPath = join(dir, "in.wav");
+        const outPath = join(dir, "out.wav");
+        const wav = await WavCodec.encode([new Float32Array(256)], {
+            sampleRate: 44_100,
+            bitDepth: 16,
+            format: "pcm",
+        });
+        await writeFile(inPath, wav);
+        const source = new FileSourceAdapter();
+        const sink = new FileSinkAdapter();
+        const doc = await source.load(inPath);
+        await sink.save(doc, outPath, "wav");
+        const back = await source.load(outPath);
+        expect(back.sourceLength).toBe(doc.sourceLength);
+        expect(back.channels).toBe(doc.channels);
+    });
+});