import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";

import type { ChannelId } from "../channels/plugins/types.js";

import type { ChannelAccountSnapshot } from "../channels/plugins/types.js";

import { MAX_TIMER_TIMEOUT_MS } from "../shared/number-coercion.js";

import { startChannelHealthMonitor } from "./channel-health-monitor.js";

import type { ChannelManager, ChannelRuntimeSnapshot } from "./server-channels.js";

expect(removeEventListener).toHaveBeenCalledWith("abort", addEventListener.mock.calls[0]?.[1]);

});

it("normalizes oversized check intervals before arming timers", () => {

const setIntervalSpy = vi.spyOn(globalThis, "setInterval");

const monitor = startDefaultMonitor(createMockChannelManager(), {

checkIntervalMs: Number.MAX_SAFE_INTEGER,

});

expect(setIntervalSpy).toHaveBeenCalledWith(expect.any(Function), MAX_TIMER_TIMEOUT_MS);

monitor.stop();

});

it("does not run before the grace period", async () => {

const manager = createMockChannelManager();

const monitor = startDefaultMonitor(manager, { startupGraceMs: 60_000 });