// SPDX-FileCopyrightText: Copyright Orangebot, Inc. and Medplum contributors
// SPDX-License-Identifier: Apache-2.0
import { renderHook, act } from '@testing-library/react';
import { describe, expect, test, beforeEach, afterEach, vi } from 'vitest';
import { useSchedulingStartsAt } from './useSchedulingStartsAt';
describe('useSchedulingStartsAt', () => {
beforeEach(() => {
vi.useFakeTimers();
});
afterEach(() => {
vi.useRealTimers();
});
test('returns a date minimumNoticeMinutes in the future', () => {
const now = new Date('2024-01-15T10:00:00Z');
vi.setSystemTime(now);
const { result } = renderHook(() => useSchedulingStartsAt({ minimumNoticeMinutes: 30 }));
const expectedTime = now.getTime() + 30 * 60 * 1000;
expect(result.current.getTime()).toBe(expectedTime);
});
test('the result is stable for up to one minute', () => {
const { result } = renderHook(() => useSchedulingStartsAt({ minimumNoticeMinutes: 30 }));
const initialDate = result.current;
// Advance time by less than one minute
act(() => {
vi.advanceTimersByTime(58 * 1000);
});
expect(result.current).toBe(initialDate);
});
test('updates the date after one minute', () => {
const now = new Date('2024-01-15T10:00:00Z');
vi.setSystemTime(now);
const { result } = renderHook(() => useSchedulingStartsAt({ minimumNoticeMinutes: 15 }));
const initialTime = result.current.getTime();
// Advance time by one minute
act(() => {
vi.advanceTimersByTime(60 * 1000);
});
// The new value should be 1 minute later than the initial value
expect(result.current.getTime()).toBe(initialTime + 60 * 1000);
});
test('works with different minimumNoticeMinutes values', () => {
const now = new Date('2024-01-15T10:00:00Z');
vi.setSystemTime(now);
const { result: result5 } = renderHook(() => useSchedulingStartsAt({ minimumNoticeMinutes: 5 }));
const { result: result60 } = renderHook(() => useSchedulingStartsAt({ minimumNoticeMinutes: 60 }));
expect(result5.current.getTime()).toBe(now.getTime() + 5 * 60 * 1000);
expect(result60.current.getTime()).toBe(now.getTime() + 60 * 60 * 1000);
});
test('updates multiple times as time passes', () => {
const now = new Date('2024-01-15T10:00:00Z');
vi.setSystemTime(now);
const { result } = renderHook(() => useSchedulingStartsAt({ minimumNoticeMinutes: 10 }));
const initialTime = result.current.getTime();
// Advance time by 3 minutes
act(() => {
vi.advanceTimersByTime(60 * 1000);
});
expect(result.current.getTime()).toBe(initialTime + 60 * 1000);
act(() => {
vi.advanceTimersByTime(60 * 1000);
});
expect(result.current.getTime()).toBe(initialTime + 2 * 60 * 1000);
act(() => {
vi.advanceTimersByTime(60 * 1000);
});
expect(result.current.getTime()).toBe(initialTime + 3 * 60 * 1000);
});
test('cleans up interval on unmount', () => {
const clearIntervalSpy = vi.spyOn(global, 'clearInterval');
const { unmount } = renderHook(() => useSchedulingStartsAt({ minimumNoticeMinutes: 30 }));
unmount();
expect(clearIntervalSpy).toHaveBeenCalled();
clearIntervalSpy.mockRestore();
});
test('handles zero minimumNoticeMinutes', () => {
const now = new Date('2024-01-15T10:00:00Z');
vi.setSystemTime(now);
const { result } = renderHook(() => useSchedulingStartsAt({ minimumNoticeMinutes: 0 }));
expect(result.current.getTime()).toBe(now.getTime());
});
});
