const { loginUser } = require("../services/auth.service"); test("loginUser wirft Fehler bei falschem Passwort", async () => { const fakeDb = { query: (_, __, cb) => cb(null, [{ id: 1, username: "test", password: "$2b$10$invalid", active: 1, failed_attempts: 0 }]) }; await expect( loginUser(fakeDb, "test", "wrong", 5) ).rejects.toBeDefined(); });