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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
function assert(cond) {
if (!cond) {
throw Error("assert");
}
}
function eventInitializedWithType() {
const type = "click";
const event = new Event(type);
assert(event.isTrusted === false);
assert(event.target === null);
assert(event.currentTarget === null);
assert(event.type === "click");
assert(event.bubbles === false);
assert(event.cancelable === false);
}
function eventInitializedWithTypeAndDict() {
const init = "submit";
const eventInit = { bubbles: true, cancelable: true };
const event = new Event(init, eventInit);
assert(event.isTrusted === false);
assert(event.target === null);
assert(event.currentTarget === null);
assert(event.type === "submit");
assert(event.bubbles === true);
assert(event.cancelable === true);
}
function eventComposedPathSuccess() {
const type = "click";
const event = new Event(type);
const composedPath = event.composedPath();
assert(composedPath.length === 0);
}
function eventStopPropagationSuccess() {
const type = "click";
const event = new Event(type);
assert(event.cancelBubble === false);
event.stopPropagation();
assert(event.cancelBubble === true);
}
function eventStopImmediatePropagationSuccess() {
const type = "click";
const event = new Event(type);
assert(event.cancelBubble === false);
event.stopImmediatePropagation();
assert(event.cancelBubble === true);
}
function eventPreventDefaultSuccess() {
const type = "click";
const event = new Event(type);
assert(event.defaultPrevented === false);
event.preventDefault();
assert(event.defaultPrevented === false);
const eventInit = { bubbles: true, cancelable: true };
const cancelableEvent = new Event(type, eventInit);
assert(cancelableEvent.defaultPrevented === false);
cancelableEvent.preventDefault();
assert(cancelableEvent.defaultPrevented === true);
}
function eventInitializedWithNonStringType() {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const type = undefined;
const event = new Event(type);
assert(event.isTrusted === false);
assert(event.target === null);
assert(event.currentTarget === null);
assert(event.type === "undefined");
assert(event.bubbles === false);
assert(event.cancelable === false);
}
// ref https://github.com/web-platform-tests/wpt/blob/master/dom/events/Event-isTrusted.any.js
function eventIsTrusted() {
const desc1 = Object.getOwnPropertyDescriptor(new Event("x"), "isTrusted");
assert(desc1);
assert(typeof desc1.get === "function");
const desc2 = Object.getOwnPropertyDescriptor(new Event("x"), "isTrusted");
assert(desc2);
assert(typeof desc2.get === "function");
assert(desc1.get === desc2.get);
}
function main() {
eventInitializedWithType();
eventInitializedWithTypeAndDict();
eventComposedPathSuccess();
eventStopPropagationSuccess();
eventStopImmediatePropagationSuccess();
eventPreventDefaultSuccess();
eventInitializedWithNonStringType();
eventIsTrusted();
}
main();
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