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test(vanilla/subscribe): add test for covering fireImmediately option in 'subscribeWithSelector' (#3131)

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Wonsuk Choi 2025-05-22 12:58:34 +09:00 committed by GitHub
parent 01749b01c7
commit a03acc3887
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1 changed files with 11 additions and 0 deletions
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tests/vanilla/subscribe.test.tsx
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@ -120,4 +120,15 @@ describe('subscribe()', () => {
expect(spy2).toHaveBeenCalledTimes(1)
expect(spy2).toHaveBeenCalledWith(1, 0)
})
it('should call listener immediately when fireImmediately is true', () => {
const spy = vi.fn()
const initialState = { value: 1 }
const { subscribe } = createStore(subscribeWithSelector(() => initialState))
subscribe((s) => s.value, spy, { fireImmediately: true })
expect(spy).toHaveBeenCalledTimes(1)
expect(spy).toHaveBeenCalledWith(1, 1)
})
})