@kody/mailroom

import assert from 'node:assert/strict'
import test from 'node:test'
import {
	INBOX_POLL_INTERVAL_MS,
	inboxHasNewMail,
	shouldRefreshInbox,
} from './inbox-refresh.ts'

test('inbox refresh skips stacked focus events and hidden tabs', () => {
	assert.equal(INBOX_POLL_INTERVAL_MS, 20_000)
	assert.equal(
		shouldRefreshInbox({
			visible: true,
			inFlight: false,
			lastStartedAt: null,
			now: 10_000,
		}),
		true,
	)
	assert.equal(
		shouldRefreshInbox({
			visible: false,
			inFlight: false,
			lastStartedAt: null,
			now: 10_000,
		}),
		false,
	)
	assert.equal(
		shouldRefreshInbox({
			visible: true,
			inFlight: false,
			lastStartedAt: 10_000,
			now: 11_000,
			minIntervalMs: 3000,
		}),
		false,
	)
	assert.equal(
		shouldRefreshInbox({
			visible: true,
			inFlight: false,
			lastStartedAt: 10_000,
			now: 14_000,
			minIntervalMs: 3000,
		}),
		true,
	)
})

test('new mail is a higher count or a newer latest sent timestamp', () => {
	assert.equal(
		inboxHasNewMail({
			previousTotal: 19,
			nextTotal: 20,
			previousLatestSentAt: '2026-08-31T16:00:00.000Z',
			nextLatestSentAt: '2026-08-31T16:05:00.000Z',
		}),
		true,
	)
	assert.equal(
		inboxHasNewMail({
			previousTotal: 19,
			nextTotal: 19,
			previousLatestSentAt: '2026-08-31T16:00:00.000Z',
			nextLatestSentAt: '2026-08-31T16:00:00.000Z',
		}),
		false,
	)
	assert.equal(
		inboxHasNewMail({
			previousTotal: 19,
			nextTotal: 19,
			previousLatestSentAt: '2026-08-31T16:00:00.000Z',
			nextLatestSentAt: '2026-08-31T16:01:00.000Z',
		}),
		true,
	)
})