54 lines
1.3 KiB
JavaScript
54 lines
1.3 KiB
JavaScript
import * as Horizon from '@cloudsop/horizon/index.ts';
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import { getLogUtils } from '../jest/testUtils';
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describe('合成滚轮事件', () => {
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const LogUtils = getLogUtils();
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it('onWheel', () => {
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const realNode = Horizon.render(
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<div
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onWheel={event => LogUtils.log(`onWheel: ${event.type}`)}
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onWheelCapture={event => LogUtils.log(`onWheelCapture: ${event.type}`)}
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/>, container);
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realNode.dispatchEvent(
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new MouseEvent('wheel', {
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bubbles: true,
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cancelable: false,
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}),
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);
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expect(LogUtils.getAndClear()).toEqual([
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'onWheelCapture: wheel',
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'onWheel: wheel'
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]);
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});
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it('可以执行preventDefault和stopPropagation', () => {
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const eventHandler = e => {
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expect(e.isDefaultPrevented()).toBe(false);
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e.preventDefault();
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expect(e.isDefaultPrevented()).toBe(true);
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expect(e.isPropagationStopped()).toBe(false);
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e.stopPropagation();
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expect(e.isPropagationStopped()).toBe(true);
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LogUtils.log(e.type + ' handle');
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};
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const realNode = Horizon.render(
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<div onWheel={eventHandler} />,
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container
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);
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realNode.dispatchEvent(
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new MouseEvent('wheel', {
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bubbles: true,
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cancelable: true,
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}),
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);
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expect(LogUtils.getAndClear()).toEqual([
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'wheel handle'
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]);
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});
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}); |