pointerevent_auxclick_is_a_pointerevent.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /pointerevents/pointerevent_auxclick_is_a_pointerevent.html?mouse - WPT Dashboard Interop Dashboard
- /pointerevents/pointerevent_auxclick_is_a_pointerevent.html?pen - WPT Dashboard Interop Dashboard

<!DOCTYPE HTML>

<title>auxclick is a PointerEvent</title>

<meta name="variant" content="?mouse">

<meta name="variant" content="?pen">

<link rel="help" href="https://github.com/w3c/pointerevents/pull/317">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/resources/testdriver.js"></script>

<script src="/resources/testdriver-actions.js"></script>

<script src="/resources/testdriver-vendor.js"></script>

<script src="pointerevent_support.js"></script>

<input id="target" style="margin: 20px">

<script>

'use strict';

let target = document.getElementById("target");

let pointerId = 0;

let pointerType = "";

let inputSource = location.search.substring(1);

target.addEventListener("pointerdown", (e)=>{

  pointerId = e.pointerId;

  pointerType = e.pointerType;

});

function testFunction(test){

  return test.step_func(e=>{

    assert_equals(e.constructor, window.PointerEvent,

        "auxclick should use a PointerEvent constructor");

    assert_true(e instanceof PointerEvent,

        "auxclick should be a PointerEvent");

    assert_equals(e.pointerId, pointerId,

        "auxclick's pointerId should match the pointerId of the pointer event that triggers it");

    assert_equals(e.pointerType, pointerType,

        "auxclick's pointerType should match the pointerType of the pointer event that triggers it");

    assert_equals(e.composed, true, "auxclick.composed should be true");

});

function run_test(pointerType){

  promise_test((test) => new Promise((resolve, reject) => {

    const testPointer = pointerType + "TestPointer";

    let auxclickFunc = testFunction(test);

    test.add_cleanup(() => {

      target.removeEventListener("auxclick", auxclickFunc);

      pointerId = 0;

      pointerType = "";

});

    let pointerDownPrevented = preventDefaultPointerdownOnce(target);

    target.addEventListener("auxclick", auxclickFunc);

    let eventWatcher = new EventWatcher(test, target, ["auxclick"]);

    let actions = new test_driver.Actions();

    actions = actions

      .addPointer(testPointer, pointerType)

      .pointerMove(0,0, {origin:target, sourceName:testPointer})

      .pointerDown({button:actions.ButtonType.MIDDLE, sourceName:testPointer})

      .pointerUp({button:actions.ButtonType.MIDDLE, sourceName:testPointer});

    Promise.all([

      pointerDownPrevented,

      eventWatcher.wait_for("auxclick"),

      actions.send()

    ]).then(()=>resolve());

  }), "auxclick using " + pointerType + " is a PointerEvent");

run_test(inputSource);

// TODO(crbug.com/1150441): Add test for auxclick from touch.  Note: Calling

// run_test("touch") here times out.

</script>