82 lines
2.1 KiB
HTML
82 lines
2.1 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name=viewport content="width=device-width,initial-scale=1">
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<title>Test synthesized mouse move after drag and drop</title>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css">
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<script src="/tests/SimpleTest/EventUtils.js"></script>
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<script>
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"use strict";
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SimpleTest.waitForExplicitFinish();
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SimpleTest.waitForFocus(async () => {
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await SpecialPowers.pushPrefEnv({
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set: [
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["layout.reflow.synthMouseMove", true],
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]
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});
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const source = document.getElementById("source");
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const target = document.getElementById("target");
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for (const type of ["dragover", "dragenter"]) {
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target.addEventListener(type, event => {
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event.dataTransfer.dropEffect = "copy";
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event.preventDefault();
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});
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}
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await (async function test_basic() {
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const promiseDrop = new Promise(resolve => {
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target.addEventListener("drop", event => {
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event.preventDefault();
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isnot(
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document.querySelector("span:hover"),
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target,
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"The target should not have hover state during the drop event propagation"
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);
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info("Waiting for mouseover event after drop event...");
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target.addEventListener("mouseover", () => {
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info("Got mouseover event");
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resolve();
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}, {once: true});
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}, { once: true });
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});
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info("Dragging selection is the source element and drop it to the target...");
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getSelection().selectAllChildren(source);
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synthesizePlainDragAndDrop({
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srcSelection: getSelection(),
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destElement: target,
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});
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await promiseDrop;
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await new Promise(resolve =>
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requestAnimationFrame(() => requestAnimationFrame(resolve))
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);
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is(
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document.querySelector("span:hover"),
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target,
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"test_basic: The drop target should have hover state"
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);
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})();
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document.querySelector("style").remove();
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SimpleTest.finish();
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});
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</script>
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<style>
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* {
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font-size: 48px;
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}
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</style>
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</head>
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<body>
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<div>
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<span id="source">Drag me!</span>
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</div>
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<div>
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<span id="target">Drop here!</span>
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</div>
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</body>
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</html>
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