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chore: add test for the
T1260277
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import { ClientFunction, Selector } from 'testcafe'; | ||
import url from '../../helpers/getPageUrl'; | ||
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fixture.disablePageReloads`Events` | ||
.page(url(__dirname, '../container.html')); | ||
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const init = ClientFunction(() => { | ||
const markup = `<div class="dx-viewport demo-container"> | ||
<div id="draggable" draggable="true" style="width: 200px; height: 200px; background-color: red;"></div> | ||
<div id="target" style="width: 200px; height: 200px; background-color: black;"></div> | ||
<div>hoverStartTriggerCount</div> | ||
<div id="hoverStartTriggerCount">0</div> | ||
<div>hoverEndTriggerCount</div> | ||
<div id="hoverEndTriggerCount">0</div> | ||
</div>`; | ||
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$('#container').html(markup); | ||
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const { DevExpress } = (window as any); | ||
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let hoverStartTriggerCount = 0; | ||
let hoverEndTriggerCount = 0; | ||
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DevExpress.events.on($('#target'), 'dxhoverstart', () => { | ||
hoverStartTriggerCount += 1; | ||
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$('#hoverStartTriggerCount').text(hoverStartTriggerCount); | ||
}); | ||
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DevExpress.events.on($('#target'), 'dxhoverend', () => { | ||
hoverEndTriggerCount += 1; | ||
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$('#hoverEndTriggerCount').text(hoverEndTriggerCount); | ||
}); | ||
}); | ||
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test('The `dxhoverstart` event should be triggered after dragging and dropping an HTML draggable element (T1260277)', async (t) => { | ||
const draggable = Selector('#draggable'); | ||
const target = Selector('#target'); | ||
const hoverStartTriggerCount = Selector('#hoverStartTriggerCount'); | ||
const hoverEndTriggerCount = Selector('#hoverEndTriggerCount'); | ||
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await t | ||
.drag(draggable, 0, 400, { speed: 1 }); | ||
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// `.drag` does not trigger the `pointercancel` event. | ||
// A sequence of `.drag` calls behaves like a single drag&drop operation, | ||
// and each call does not trigger the `pointerup` event. | ||
// Even if it did, the `pointercancel` event would not be triggered as specified in: | ||
// https://www.w3.org/TR/pointerevents/#suppressing-a-pointer-event-stream | ||
// This is a hack to test the event engine's logic. | ||
await t.dispatchEvent(draggable, 'pointercancel'); | ||
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await t | ||
.drag(target, 0, 400, { speed: 1 }); | ||
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await t.expect(hoverStartTriggerCount.textContent).eql('1'); | ||
await t.expect(hoverEndTriggerCount.textContent).eql('1'); | ||
}).before(async () => { | ||
await init(); | ||
}); |