Initial Commit

packages/media/audio/audio-analysis-beat/tests/integration.test.ts

@@ -0,0 +1,25 @@
+import { describe, expect, it } from "@suaveplan/testing/runner";
+import { BeatDetector } from "../src/detector/beat-detector.js";
+import { makeMetronome } from "./fixtures.js";
+
+describe("integration — full analyse round-trip", () => {
+    it("recovers BPM across a range of synthetic tempi", {
+        timeout: 30000,
+    }, async () => {
+        for (const bpm of [100, 120, 140]) {
+            const doc = makeMetronome({ bpm, durationSeconds: 6 });
+            const r = await new BeatDetector().analyze(doc);
+            expect(r.bpm).toBeGreaterThanOrEqual(60);
+            expect(r.bpm).toBeLessThanOrEqual(200);
+        }
+    });
+
+    it("end-to-end matches independent runs", { timeout: 30000 }, async () => {
+        const doc = makeMetronome({ bpm: 120, durationSeconds: 6 });
+        const d = new BeatDetector();
+        const a = await d.analyze(doc);
+        const b = await d.analyze(doc);
+        expect(a.bpm).toBe(b.bpm);
+        expect(a.beats.length).toBe(b.beats.length);
+    });
+});