Initial commit: Discord-Claude Gateway with event-driven agent runtime

tests/unit/session-manager.test.ts

@@ -0,0 +1,52 @@
+import { describe, it, expect, beforeEach } from "vitest";
+import { SessionManager } from "../../src/session-manager.js";
+
+describe("SessionManager", () => {
+  let manager: SessionManager;
+
+  beforeEach(() => {
+    manager = new SessionManager();
+  });
+
+  it("returns undefined for unknown channel", () => {
+    expect(manager.getSessionId("unknown")).toBeUndefined();
+  });
+
+  it("stores and retrieves a session", () => {
+    manager.setSessionId("ch-1", "sess-abc");
+    expect(manager.getSessionId("ch-1")).toBe("sess-abc");
+  });
+
+  it("overwrites an existing session", () => {
+    manager.setSessionId("ch-1", "sess-old");
+    manager.setSessionId("ch-1", "sess-new");
+    expect(manager.getSessionId("ch-1")).toBe("sess-new");
+  });
+
+  it("removes a session", () => {
+    manager.setSessionId("ch-1", "sess-abc");
+    manager.removeSession("ch-1");
+    expect(manager.getSessionId("ch-1")).toBeUndefined();
+  });
+
+  it("removeSession on unknown channel is a no-op", () => {
+    expect(() => manager.removeSession("nope")).not.toThrow();
+  });
+
+  it("clear removes all sessions", () => {
+    manager.setSessionId("ch-1", "s1");
+    manager.setSessionId("ch-2", "s2");
+    manager.clear();
+    expect(manager.getSessionId("ch-1")).toBeUndefined();
+    expect(manager.getSessionId("ch-2")).toBeUndefined();
+  });
+
+  it("isolates sessions across channels", () => {
+    manager.setSessionId("ch-1", "s1");
+    manager.setSessionId("ch-2", "s2");
+    expect(manager.getSessionId("ch-1")).toBe("s1");
+    expect(manager.getSessionId("ch-2")).toBe("s2");
+    manager.removeSession("ch-1");
+    expect(manager.getSessionId("ch-2")).toBe("s2");
+  });
+});