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import { act, renderHook } from '@testing-library/react-hooks';
import createBreakpoint from '../src/factory/createBreakpoint';
const useBreakpointA = createBreakpoint();
const useBreakpointB = createBreakpoint({ mobileM: 350, laptop: 1024, tablet: 768 });
const originalInnerWidth = window.innerWidth;
const changeInnerWidth = (value) =>
Object.defineProperty(window, 'innerWidth', { writable: true, configurable: true, value });
const revert = () => changeInnerWidth(originalInnerWidth);
describe('createBreakpoint', () => {
test('should use default', () => {
const { result } = renderHook(() => useBreakpointA());
act(() => {
changeInnerWidth(100);
window.dispatchEvent(new Event('resize'));
});
expect(result.current).toBe('tablet');
act(() => {
changeInnerWidth(200);
window.dispatchEvent(new Event('resize'));
});
expect(result.current).toBe('tablet');
act(() => {
changeInnerWidth(1100);
window.dispatchEvent(new Event('resize'));
});
expect(result.current).toBe('laptop');
act(() => {
changeInnerWidth(1500);
window.dispatchEvent(new Event('resize'));
});
expect(result.current).toBe('laptopL');
act(() => {
revert();
});
});
test('should use custom', () => {
const { result } = renderHook(() => useBreakpointB());
act(() => {
changeInnerWidth(100);
window.dispatchEvent(new Event('resize'));
});
expect(result.current).toBe('mobileM');
act(() => {
changeInnerWidth(200);
window.dispatchEvent(new Event('resize'));
});
expect(result.current).toBe('mobileM');
act(() => {
changeInnerWidth(800);
window.dispatchEvent(new Event('resize'));
});
expect(result.current).toBe('tablet');
act(() => {
changeInnerWidth(1100);
window.dispatchEvent(new Event('resize'));
});
expect(result.current).toBe('laptop');
act(() => {
revert();
});
});
});
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