<!
DOCTYPE html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1837119
-->
<
html>
<
head>
<
meta charset=
"utf-8" />
<
title>Test to fire dblclick event by Android
's widget level
<
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>
