wpt / css / css-overflow / scroll-markers / scroll-marker-multiple-activation.html

Status: FAIL | Duration: 63ms | Subtests: 0/1 | Open test on wpt.live | wpt.fyi

TestTest Source

/css/css-overflow/scroll-markers/scroll-marker-multiple-activation.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Values Test: ::scroll-marker activation of multiple markers</title>
<link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-marker-activation">
<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>
<style>
  body {
    margin: 0;
  }

  #scroller {
    width: 600px;
    height: 300px;
    overflow: auto;
    scroll-marker-group: before;
    white-space: nowrap;
  }

  #scroller div {
    background: green;
    display: inline-block;
    width: 600px;
    height: 200px;
  }

  #scroller::scroll-marker-group {
    display: flex;
    height: 20px;
    width: 140px;
  }

  #scroller div::scroll-marker {
    content: "";
    width: 20px;
    height: 20px;
    background-color: red;
    display: inline-block;
  }

  #scroller div::scroll-marker:target-current {
    background-color: green;
  }
</style>
<div id="scroller">
  <div></div>
  <div id="firstTarget"></div>
  <div></div>
  <div></div>
  <div></div>
  <div id="secondTarget"></div>
  <div></div>
</div>
<script>
  promise_test(async t => {
    const firstTarget = document.getElementById("firstTarget");
    const secondTarget = document.getElementById("secondTarget");

    const firstTargetScrollMarkerX = 30;
    const firstTargetScrollMarkerY = 10;
    const secondTargetScrollMarkerX = 110;
    const secondTargetScrollMarkerY = 10;

    // Ensure the scroll markers are not active before activation.
    assert_equals(getComputedStyle(firstTarget, "::scroll-marker").backgroundColor, "rgb(255, 0, 0)", "first target ::scroll-marker is not active before activation");
    assert_equals(getComputedStyle(secondTarget, "::scroll-marker").backgroundColor, "rgb(255, 0, 0)", "second target ::scroll-marker is not active before activation");

    // Activate the first target's scroll marker.
    await new test_driver.Actions()
      .pointerMove(firstTargetScrollMarkerX, firstTargetScrollMarkerY)
      .pointerDown()
      .pointerUp()
      .send();
    assert_equals(getComputedStyle(firstTarget, "::scroll-marker").backgroundColor, "rgb(0, 128, 0)", "first target ::scroll-marker is :target-current after activation");
    assert_equals(getComputedStyle(secondTarget, "::scroll-marker").backgroundColor, "rgb(255, 0, 0)", "second target ::scroll-marker is not active when the first is activated");

    // Activate the second target's scroll marker.
    await new test_driver.Actions()
      .pointerMove(secondTargetScrollMarkerX, secondTargetScrollMarkerY)
      .pointerDown()
      .pointerUp()
      .send();
    assert_equals(getComputedStyle(firstTarget, "::scroll-marker").backgroundColor, "rgb(255, 0, 0)", "first target ::scroll-marker is not when the second is activated");
    assert_equals(getComputedStyle(secondTarget, "::scroll-marker").backgroundColor, "rgb(0, 128, 0)", "second target ::scroll-marker is :target-current after activation");

    // Activate the first target's scroll marker again.
    await new test_driver.Actions()
      .pointerMove(firstTargetScrollMarkerX, firstTargetScrollMarkerY)
      .pointerDown()
      .pointerUp()
      .send();
    assert_equals(getComputedStyle(firstTarget, "::scroll-marker").backgroundColor, "rgb(0, 128, 0)", "first target ::scroll-marker is :target-current after activation");
    assert_equals(getComputedStyle(secondTarget, "::scroll-marker").backgroundColor, "rgb(255, 0, 0)", "second target ::scroll-marker is not active when the first is activated again");
  });
</script>