feat: hub de sortie WebSocket avec buffer rejouable

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-04 21:07:20 +02:00
parent c520ca5a17
commit 0e8d5a9bcf
2 changed files with 62 additions and 0 deletions
@@ -0,0 +1,31 @@
+// server/ws/outputHub.test.ts
+import { describe, it, expect, vi } from "vitest";
+import { OutputHub } from "./outputHub.js";
+
+describe("OutputHub", () => {
+  it("rejoue le buffer aux nouveaux abonnés", () => {
+    const hub = new OutputHub();
+    hub.publish("m1", "ligne1");
+    hub.publish("m1", "ligne2");
+    const received: string[] = [];
+    hub.subscribe("m1", (c) => received.push(c));
+    expect(received).toEqual(["ligne1", "ligne2"]);
+  });
+
+  it("diffuse les nouveaux chunks aux abonnés", () => {
+    const hub = new OutputHub();
+    const fn = vi.fn();
+    hub.subscribe("m1", fn);
+    hub.publish("m1", "x");
+    expect(fn).toHaveBeenCalledWith("x");
+  });
+
+  it("vide le buffer avec clear()", () => {
+    const hub = new OutputHub();
+    hub.publish("m1", "old");
+    hub.clear("m1");
+    const received: string[] = [];
+    hub.subscribe("m1", (c) => received.push(c));
+    expect(received).toEqual([]);
+  });
+});