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7322aa6f5f
This reverts commit 6759887c44
.
58 lines
1.8 KiB
TypeScript
58 lines
1.8 KiB
TypeScript
import getScroll from '../getScroll';
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describe('getScroll', () => {
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it('getScroll target null', async () => {
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expect(getScroll(null, true)).toBe(0);
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expect(getScroll(null, false)).toBe(0);
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});
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it('getScroll window', async () => {
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const scrollToSpy = jest.spyOn(window, 'scrollTo').mockImplementation((x, y) => {
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window.pageXOffset = x;
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window.pageYOffset = y;
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});
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window.scrollTo(200, 400);
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expect(getScroll(window, true)).toBe(400);
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expect(getScroll(window, false)).toBe(200);
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scrollToSpy.mockRestore();
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});
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it('getScroll document', async () => {
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const scrollToSpy = jest.spyOn(window, 'scrollTo').mockImplementation((x, y) => {
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document.documentElement.scrollLeft = x;
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document.documentElement.scrollTop = y;
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});
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window.scrollTo(200, 400);
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expect(getScroll(document, true)).toBe(400);
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expect(getScroll(document, false)).toBe(200);
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scrollToSpy.mockRestore();
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});
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it('getScroll div', async () => {
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const div = document.createElement('div');
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const scrollToSpy = jest.spyOn(window, 'scrollTo').mockImplementation((x, y) => {
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div.scrollLeft = x;
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div.scrollTop = y;
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});
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window.scrollTo(200, 400);
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expect(getScroll(div, true)).toBe(400);
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expect(getScroll(div, false)).toBe(200);
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scrollToSpy.mockRestore();
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});
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it('getScroll documentElement', async () => {
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const div: any = {};
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const scrollToSpy = jest.spyOn(window, 'scrollTo').mockImplementation((x, y) => {
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div.scrollLeft = null;
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div.scrollTop = null;
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div.documentElement = {};
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div.documentElement.scrollLeft = x;
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div.documentElement.scrollTop = y;
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});
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window.scrollTo(200, 400);
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expect(getScroll(div, true)).toBe(400);
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expect(getScroll(div, false)).toBe(200);
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scrollToSpy.mockRestore();
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});
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});
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