<!DOCTYPE html>
<html>
<body>
<script src="../../../resources/js-test.js"></script>
<input type="file">
<script>
description("Makes sure that no change / input events are fired when setting input.files programmatically");
jsTestIsAsync = true;

let dispatchedInputEvent = false;
let dispatchedChangeEvent = false; 

const input = document.querySelector("input");
input.oninput = (event) => {
    dispatchedInputEvent = true;    
};

input.onchange = (event) => {
    dispatchedChangeEvent = true;
};
const dataTransfer = new DataTransfer();
dataTransfer.items.add(new File(['foo'], 'programmatically_created.txt'));
input.files = dataTransfer.files;

setTimeout(() => {
    shouldBeFalse("dispatchedInputEvent");
    shouldBeFalse("dispatchedChangeEvent");
    finishJSTest();
}, 0);
</script>
</body>
</html>