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Test Info: Errors
- This test failed 102 times in the preceding 30 days. quicksearch this test
- Manifest: widget/tests/mochitest.toml
<!DOCTYPE html>
<!--
-->
<html>
<head>
<meta charset="utf-8" />
<title>Test to fire dblclick event by Android's widget level</title>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
<style>
#target {
width: 100px;
height: 100px;
background-color: blue;
user-select: none;
}
</style>
<script>
"use strict";
// If this test runs repeatedly, we have to reset internal double click state
// to detect double click correctly.
function resetMouseState() {
const target = document.getElementById("target");
const promise =
new Promise(resolve => target.addEventListener("click", resolve, { once: true }));
synthesizeNativeMouseEvent({
type: "mousedown",
target,
offsetX: 30,
offsetY: 10,
});
synthesizeNativeMouseEvent({
type: "mouseup",
target,
offsetX: 30,
offsetY: 10,
});
return promise;
}
add_task(async function test_fire_dblclick() {
// Don't use min time for double click to reduce execution time.
// Also, we cannot make a min time on parent process since
// synthesizeNativeMouseEvent is called on child process.
await SpecialPowers.pushPrefEnv({
set: [["widget.double-click.min", -1]],
});
await SimpleTest.promiseFocus();
await resetMouseState();
const target = document.getElementById("target");
let click = 0;
target.addEventListener("click", () => {
info("click event is received");
click++;
});
const promise = new Promise(resolve => {
target.addEventListener("dblclick", e => {
resolve();
e.preventDefault();
}, { once: true });
});
for (let i = 0; i < 2; i++) {
synthesizeNativeMouseEvent({
type: "mousedown",
target,
offsetX: 10,
offsetY: 10,
button: 0,
});
synthesizeNativeMouseEvent({
type: "mouseup",
target,
offsetX: 10,
offsetY: 10,
button: 0,
});
}
await promise;
is(click, 2, "Click event is twice");
await SpecialPowers.popPrefEnv();
});
add_task(async function test_fire_no_dblclick() {
await SimpleTest.promiseFocus();
await resetMouseState();
let click = 0;
let dblclick = 0;
const target = document.getElementById("target");
const promise = new Promise(resolve => {
target.addEventListener("click", () => {
info("click event is received");
click++;
if (click == 2) {
resolve();
}
});
})
target.addEventListener("dblclick", () => {
info("dblclick event is received");
dblclick++
});
// no delay means that dblclick isn't fired.
for (let i = 0; i < 2; i++) {
synthesizeNativeMouseEvent({
type: "mousedown",
target,
offsetX: 10,
offsetY: 10,
button: 0,
});
synthesizeNativeMouseEvent({
type: "mouseup",
target,
offsetX: 10,
offsetY: 10,
button: 0,
});
}
await promise;
// This test is that dblclick isn't fired when each click is no delayed.
// So we need to spin event loop to check whether dblclick is fired.
await new Promise(resolve => window.requestAnimationFrame(resolve));
is(click, 2, "Click event is twice");
is(dblclick, 0, "No double click event is fired");
});
</script>
</head>
<body>
<div id="target"></div>
</body>
</html>