wehub-resource-sync
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46 lines
1.5 KiB
TypeScript
46 lines
1.5 KiB
TypeScript
// @vitest-environment jsdom
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import { afterEach, describe, expect, it, vi } from 'vitest';
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import {
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HOME_CHIP_INTENT_EVENT,
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consumePendingHomeChip,
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hasPendingHomeChip,
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requestHomeChip,
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} from '../../src/runtime/home-intent';
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afterEach(() => {
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// Drain any pending intent so tests stay independent.
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consumePendingHomeChip();
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vi.restoreAllMocks();
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});
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describe('home-intent latch', () => {
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it('queues a chip id and consumes it exactly once', () => {
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expect(hasPendingHomeChip()).toBe(false);
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requestHomeChip('prototype');
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expect(hasPendingHomeChip()).toBe(true);
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expect(consumePendingHomeChip()).toBe('prototype');
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// Second consume returns null — a one-shot latch, not a sticky default.
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expect(consumePendingHomeChip()).toBeNull();
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expect(hasPendingHomeChip()).toBe(false);
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});
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it('notifies mounted listeners via the intent event', () => {
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const handler = vi.fn();
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window.addEventListener(HOME_CHIP_INTENT_EVENT, handler);
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try {
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requestHomeChip('prototype');
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expect(handler).toHaveBeenCalledTimes(1);
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const event = handler.mock.calls[0]![0] as CustomEvent;
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expect(event.detail).toMatchObject({ chipId: 'prototype' });
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} finally {
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window.removeEventListener(HOME_CHIP_INTENT_EVENT, handler);
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}
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});
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it('keeps the latest requested chip when called twice before consume', () => {
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requestHomeChip('prototype');
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requestHomeChip('deck');
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expect(consumePendingHomeChip()).toBe('deck');
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});
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});
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