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e91d25622b
* fix: signatures for tests * fix: remove unused * fix: test cases * fix: test cases
73 lines
1.6 KiB
TypeScript
73 lines
1.6 KiB
TypeScript
import { waitFakeTimer } from '../../../tests/utils';
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import scrollTo from '../scrollTo';
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describe('Test ScrollTo function', () => {
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const dateNowMock = jest.spyOn(Date, 'now');
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beforeAll(() => {
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jest.useFakeTimers();
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});
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beforeEach(() => {
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dateNowMock.mockReturnValueOnce(0).mockReturnValueOnce(1000);
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});
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afterAll(() => {
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jest.useRealTimers();
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});
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afterEach(() => {
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jest.clearAllTimers();
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dateNowMock.mockClear();
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});
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it('test scrollTo', async () => {
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const scrollToSpy = jest.spyOn(window, 'scrollTo').mockImplementation((_, y) => {
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window.scrollY = y;
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window.pageYOffset = y;
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});
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scrollTo(1000);
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await waitFakeTimer();
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expect(window.pageYOffset).toBe(1000);
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scrollToSpy.mockRestore();
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});
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it('test callback - option', async () => {
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const cbMock = jest.fn();
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scrollTo(1000, {
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callback: cbMock,
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});
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await waitFakeTimer();
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expect(cbMock).toHaveBeenCalledTimes(1);
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});
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it('test getContainer - option', async () => {
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const div = document.createElement('div');
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scrollTo(1000, {
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getContainer: () => div,
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});
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await waitFakeTimer();
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expect(div.scrollTop).toBe(1000);
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});
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it('test getContainer document - option', async () => {
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scrollTo(1000, {
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getContainer: () => document,
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});
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await waitFakeTimer();
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expect(document.documentElement.scrollTop).toBe(1000);
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});
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it('test duration - option', async () => {
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scrollTo(1000, {
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duration: 1100,
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getContainer: () => document,
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});
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await waitFakeTimer();
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expect(document.documentElement.scrollTop).toBe(1000);
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});
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});
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