Files
aetheel-2/tests/unit/shutdown-handler.test.ts

72 lines
2.1 KiB
TypeScript

import { describe, it, expect, vi, beforeEach, afterEach } from "vitest";
import { registerShutdownHandler } from "../../src/shutdown-handler.js";
vi.mock("../../src/logger.js", () => ({
logger: {
info: vi.fn(),
debug: vi.fn(),
warn: vi.fn(),
error: vi.fn(),
},
}));
import { logger } from "../../src/logger.js";
describe("registerShutdownHandler", () => {
let mockGateway: { shutdown: ReturnType<typeof vi.fn> };
let sigintListeners: Array<() => void>;
let sigtermListeners: Array<() => void>;
beforeEach(() => {
mockGateway = { shutdown: vi.fn() };
sigintListeners = [];
sigtermListeners = [];
vi.spyOn(process, "on").mockImplementation((event: string, listener: (...args: unknown[]) => void) => {
if (event === "SIGINT") sigintListeners.push(listener as () => void);
if (event === "SIGTERM") sigtermListeners.push(listener as () => void);
return process;
});
vi.mocked(logger.info).mockClear();
});
afterEach(() => {
vi.restoreAllMocks();
});
it("registers listeners for SIGTERM and SIGINT", () => {
registerShutdownHandler(mockGateway as never);
expect(sigtermListeners).toHaveLength(1);
expect(sigintListeners).toHaveLength(1);
});
it("calls gateway.shutdown() on SIGTERM", () => {
registerShutdownHandler(mockGateway as never);
sigtermListeners[0]();
expect(mockGateway.shutdown).toHaveBeenCalledOnce();
});
it("calls gateway.shutdown() on SIGINT", () => {
registerShutdownHandler(mockGateway as never);
sigintListeners[0]();
expect(mockGateway.shutdown).toHaveBeenCalledOnce();
});
it("prevents double-shutdown on repeated signals", () => {
registerShutdownHandler(mockGateway as never);
sigtermListeners[0]();
sigintListeners[0]();
sigtermListeners[0]();
expect(mockGateway.shutdown).toHaveBeenCalledOnce();
});
it("logs the signal name", () => {
registerShutdownHandler(mockGateway as never);
sigtermListeners[0]();
expect(logger.info).toHaveBeenCalledWith(
expect.objectContaining({ signal: "SIGTERM" }),
expect.stringContaining("shutting down")
);
});
});