<!DOCTYPE html>
<html>
<body>

<div id="target" style="margin: 1rem; width: 100px; height: 100px; border: solid 5px red;"></div>
<script src="../../resources/js-test.js"></script>
<script>

description(`This tests mouse events sets the correct modifier key states.<br>
To manually test, turn on CapsLock and press Alt key and move the mosue cursor to the red box below, and then double click it.`);

jsTestIsAsync = true;

const events = [];
function addEvent(event) { events.push(event) };
let firstMousemoveEvent = null;

const target = document.getElementById('target');
target.addEventListener('mousedown', addEvent);
target.addEventListener('mouseup', addEvent);
target.addEventListener('click', addEvent);
target.addEventListener('dblclick', (event) => {
    addEvent(event);
    verify();
});

var currentEvent;
function verify() {
    const eventTypes = ['mousedown', 'mouseup', 'click', 'mousedown', 'mouseup', 'click', 'dblclick'];
    for (let i = 0; i < events.length; i++) {
        currentEvent = events[i];
        shouldBeEqualToString('currentEvent.type', eventTypes[i]);
        shouldBeFalse('currentEvent.getModifierState("Control")');
        shouldBeTrue('currentEvent.getModifierState("Alt")');
        shouldBeFalse('currentEvent.getModifierState("Shift")');
        shouldBeFalse('currentEvent.getModifierState("Meta")');
        shouldBeFalse('currentEvent.getModifierState("AltGraph")');
        shouldBeTrue('currentEvent.getModifierState("CapsLock")');
    }
    finishJSTest();
}

if (window.eventSender) {
    eventSender.leapForward(1000); // drain dblclick timer

    eventSender.mouseMoveTo(1, 1);
    eventSender.mouseMoveTo(target.offsetLeft + target.offsetWidth / 2, target.offsetTop + target.offsetHeight / 2);

    eventSender.mouseDown(0, ['altKey', 'capsLockKey']);
    eventSender.mouseUp(0, ['altKey', 'capsLockKey']);
    eventSender.mouseDown(0, ['altKey', 'capsLockKey']);
    eventSender.mouseUp(0, ['altKey', 'capsLockKey']);
} else if (window.testRunner) {
    testFailed('This test requires eventSender');
    finishJSTest();
}

</script>
</body>
</html>