css/css-scrollbars/scrollbar-width-003.html

<!doctype html>
<meta charset="utf-8">
<title>CSS Scrollbars: scrollbar-width with horizontal text, and vertical and horizontal scrollbars</title>
<link rel="author" title="Felipe Erias Morandeira" href="mailto:felipeerias@gmail.com" />
<link rel="help" href="https://www.w3.org/TR/css-scrollbars-1/" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<style>
  /* Use scrollbar-gutter to reserve space for the scrollbar. */
  .container {
    scrollbar-gutter: stable;
    writing-mode: horizontal-tb;
    overflow: auto;
    height: 200px;
    width: 200px;
    margin: 1px;
    padding: 0px;
    border: none;
    background: deepskyblue;
  }

  .content {
    height: 300px;
    width: 300px;
    background: lightsalmon;
  }

  /* writing directions */
  .ltr {
    direction: ltr;
  }

  .rtl {
    direction: rtl;
  }

  .container.auto {
    scrollbar-width: auto;
  }

  .container.thin {
    scrollbar-width: thin;
  }

  .container.none {
    scrollbar-width: none;
  }
</style>
<script type="text/javascript">

  function performTest() {
    setup({ explicit_done: true });

    // ltr

    test(function () {
      let container = document.getElementById('container_ltr_auto');
      let content = document.getElementById('content_ltr_auto');
      assert_less_than(container.offsetWidth, container.scrollWidth, "ltr auto scrollWidth");
      assert_less_than(container.offsetHeight, container.scrollHeight, "ltr auto scrollHeight");
      assert_less_than(container.clientWidth, container.offsetWidth, "ltr auto clientWidth");
      assert_less_than(container.clientHeight, container.offsetHeight, "ltr auto clientHeight");
      assert_equals(content.offsetLeft, container.offsetLeft, "ltr auto offsetLeft");
    }, "horizontal-tb, ltr, scrollbar-width auto");

    test(function () {
      let container = document.getElementById('container_ltr_thin');
      let content = document.getElementById('content_ltr_thin');
      assert_less_than(container.offsetWidth, container.scrollWidth, "ltr auto scrollWidth");
      assert_less_than(container.offsetHeight, container.scrollHeight, "ltr auto scrollHeight");
      assert_less_than(container.clientWidth, container.offsetWidth, "ltr auto clientWidth");
      assert_less_than(container.clientHeight, container.offsetHeight, "ltr auto clientHeight");
      assert_equals(content.offsetLeft, container.offsetLeft, "ltr auto offsetLeft");
    }, "horizontal-tb, ltr, scrollbar-width thin");

    test(function () {
      let container = document.getElementById('container_ltr_none');
      let content = document.getElementById('content_ltr_none');
      assert_less_than(container.offsetWidth, container.scrollWidth, "ltr auto scrollWidth");
      assert_less_than(container.offsetHeight, container.scrollHeight, "ltr auto scrollHeight");
      assert_equals(container.clientWidth, container.offsetWidth, "ltr auto clientWidth");
      assert_equals(container.clientHeight, container.offsetHeight, "ltr auto clientHeight");
      assert_equals(content.offsetLeft, container.offsetLeft, "ltr auto offsetLeft");
    }, "horizontal-tb, ltr, scrollbar-width none");

    // rtl

    test(function () {
      let container = document.getElementById('container_rtl_auto');
      let content = document.getElementById('content_rtl_auto');
      assert_less_than(container.offsetWidth, container.scrollWidth, "rtl auto scrollWidth");
      assert_less_than(container.offsetHeight, container.scrollHeight, "rtl auto scrollHeight");
      assert_less_than(container.clientWidth, container.offsetWidth, "rtl auto clientWidth");
      assert_less_than(container.clientHeight, container.offsetHeight, "rtl auto clientHeight");
      assert_less_than(content.offsetLeft, container.offsetLeft, "rtl auto offsetLeft");
    }, "horizontal-tb, rtl, scrollbar-width auto");

    test(function () {
      let container = document.getElementById('container_rtl_thin');
      let content = document.getElementById('content_rtl_thin');
      assert_less_than(container.offsetWidth, container.scrollWidth, "rtl auto scrollWidth");
      assert_less_than(container.offsetHeight, container.scrollHeight, "rtl auto scrollHeight");
      assert_less_than(container.clientWidth, container.offsetWidth, "rtl auto clientWidth");
      assert_less_than(container.clientHeight, container.offsetHeight, "rtl auto clientHeight");
      assert_less_than(content.offsetLeft, container.offsetLeft, "rtl auto offsetLeft");
    }, "horizontal-tb, rtl, scrollbar-width thin");

    test(function () {
      let container = document.getElementById('container_rtl_none');
      let content = document.getElementById('content_rtl_none');
      assert_less_than(container.offsetWidth, container.scrollWidth, "rtl auto scrollWidth");
      assert_less_than(container.offsetHeight, container.scrollHeight, "rtl auto scrollHeight");
      assert_equals(container.clientWidth, container.offsetWidth, "rtl auto clientWidth");
      assert_equals(container.clientHeight, container.offsetHeight, "rtl auto clientHeight");
      assert_less_than(content.offsetLeft, container.offsetLeft, "rtl auto offsetLeft");
    }, "horizontal-tb, rtl, scrollbar-width none");

    done();
  }

</script>

<body onload="performTest()">

  Test scrollbar-width: both scrollbars, horizontal ltr

  <div class="container ltr auto" id="container_ltr_auto">
    <div class="content" id="content_ltr_auto">auto</div>
  </div>

  <div class="container ltr thin" id="container_ltr_thin">
    <div class="content" id="content_ltr_thin">thin</div>
  </div>

  <div class="container ltr none" id="container_ltr_none">
    <div class="content" id="content_ltr_none">none</div>
  </div>

  Test scrollbar-width: both scrollbars, horizontal rtl

  <div class="container rtl auto" id="container_rtl_auto">
    <div class="content" id="content_rtl_auto">auto</div>
  </div>

  <div class="container rtl thin" id="container_rtl_thin">
    <div class="content" id="content_rtl_thin">thin</div>
  </div>

  <div class="container rtl none" id="container_rtl_none">
    <div class="content" id="content_rtl_none">none</div>
  </div>

</body>