<!doctype html>
<meta charset="utf-8">
<title>CSS Overflow: test scrollbar-gutter with horizontal left to right content</title>
<link rel="author" title="Felipe Erias Morandeira" href="mailto:felipeerias@igalia.com" />
<link rel="help" href="https://drafts.csswg.org/css-overflow-4/#scrollbar-gutter-property" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<style>
  .line {
    display: flex;
  }

  .container {
    writing-mode: horizontal-tb;
    direction: ltr;

    height: 200px;
    width: 200px;
    margin: 10px;
    padding: 0px;
    border-width: 0px;
    overflow-x: auto;
    flex: none;
    background: deepskyblue;
  }

  .content {
    width: 100%;
    height: 100%;
    padding: 0px;
    border-width: 0px;
    background: lightsalmon;
  }

  /* scrollbar-gutter */
  .sg_auto {
    scrollbar-gutter: auto;
  }

  .sg_stable {
    scrollbar-gutter: stable;
  }

  .sg_stable_mirror {
    scrollbar-gutter: stable mirror;
  }

  /* overflow */
  .container.ov_auto {
    overflow-y: auto;
  }

  .container.ov_scroll {
    overflow-y: scroll;
  }

  .container.ov_visible {
    overflow: visible;
  }

  .container.ov_hidden {
    overflow-y: hidden;
  }

  .container.ov_clip {
    overflow: clip;
  }
</style>
<body>

  <div class="line">
    <div class="container ov_auto sg_auto" id="container_auto_auto">
      <div class="content" id="content_auto_auto">auto/auto</div>
    </div>

    <div class="container ov_scroll sg_auto" id="container_scroll_auto">
      <div class="content" id="content_scroll_auto">scroll/auto</div>
    </div>

    <div class="container ov_visible sg_auto" id="container_visible_auto">
      <div class="content" id="content_visible_auto">visible/auto</div>
    </div>

    <div class="container ov_hidden sg_auto" id="container_hidden_auto">
      <div class="content" id="content_hidden_auto">hidden/auto</div>
    </div>

    <div class="container ov_clip sg_auto" id="container_clip_auto">
      <div class="content" id="content_clip_auto">clip/auto</div>
    </div>
  </div>

  <div class="line">
    <div class="container ov_auto sg_stable" id="container_auto_stable">
      <div class="content" id="content_auto_stable">auto/stable</div>
    </div>

    <div class="container ov_scroll sg_stable" id="container_scroll_stable">
      <div class="content" id="content_scroll_stable">scroll/stable</div>
    </div>

    <div class="container ov_visible sg_stable" id="container_visible_stable">
      <div class="content" id="content_visible_stable">visible/stable</div>
    </div>

    <div class="container ov_hidden sg_stable" id="container_hidden_stable">
      <div class="content" id="content_hidden_stable">hidden/stable</div>
    </div>

    <div class="container ov_clip sg_stable" id="container_clip_stable">
      <div class="content" id="content_clip_stable">clip/stable</div>
    </div>
  </div>

  <div class="line">
    <div class="container ov_auto sg_stable_mirror" id="container_auto_stable_mirror">
      <div class="content" id="content_auto_stable_mirror">auto/stable mirror</div>
    </div>

    <div class="container ov_scroll sg_stable_mirror" id="container_scroll_stable_mirror">
      <div class="content" id="content_scroll_stable_mirror">scroll/stable mirror</div>
    </div>

    <div class="container ov_visible sg_stable_mirror" id="container_visible_stable_mirror">
      <div class="content" id="content_visible_stable_mirror">visible/stable mirror</div>
    </div>

    <div class="container ov_hidden sg_stable_mirror" id="container_hidden_stable_mirror">
      <div class="content" id="content_hidden_stable_mirror">hidden/stable mirror</div>
    </div>

    <div class="container ov_clip sg_stable_mirror" id="container_clip_stable_mirror">
      <div class="content" id="content_clip_stable_mirror">clip/stable mirror</div>
    </div>
  </div>

  <script type="text/javascript">
    setup({ explicit_done: true });

    // scrollbar-gutter: auto

    test(function () {
      let container = document.getElementById('container_auto_auto');
      let content = document.getElementById('content_auto_auto');
      assert_equals(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow auto, scrollbar-gutter auto");

    test(function () {
      let container = document.getElementById('container_scroll_auto');
      let content = document.getElementById('content_scroll_auto');
      assert_greater_than(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow scroll, scrollbar-gutter auto");

    test(function () {
      let container = document.getElementById('container_visible_auto');
      let content = document.getElementById('content_visible_auto');
      assert_equals(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow visible, scrollbar-gutter auto");

    test(function () {
      let container = document.getElementById('container_hidden_auto');
      let content = document.getElementById('content_hidden_auto');
      assert_equals(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow hidden, scrollbar-gutter auto");

    test(function () {
      let container = document.getElementById('container_clip_auto');
      let content = document.getElementById('content_clip_auto');
      assert_equals(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow clip, scrollbar-gutter auto");

    // scrollbar-gutter: stable

    test(function () {
      let container = document.getElementById('container_auto_stable');
      let content = document.getElementById('content_auto_stable');
      assert_greater_than(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow auto, scrollbar-gutter stable");

    test(function () {
      let container = document.getElementById('container_scroll_stable');
      let content = document.getElementById('content_scroll_stable');
      assert_greater_than(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow scroll, scrollbar-gutter stable");

    test(function () {
      let container = document.getElementById('container_visible_stable');
      let content = document.getElementById('content_visible_stable');
      assert_equals(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow visible, scrollbar-gutter stable");

    test(function () {
      let container = document.getElementById('container_hidden_stable');
      let content = document.getElementById('content_hidden_stable');
      assert_greater_than(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow hidden, scrollbar-gutter stable");

    test(function () {
      let container = document.getElementById('container_clip_stable');
      let content = document.getElementById('content_clip_stable');
      assert_equals(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow clip, scrollbar-gutter stable");

    // scrollbar-gutter: stable mirror

    test(function () {
      let container = document.getElementById('container_auto_stable_mirror');
      let content = document.getElementById('content_auto_stable_mirror');
      assert_greater_than(container.offsetWidth, content.offsetWidth, "content width");
      assert_less_than(container.offsetLeft, content.offsetLeft, "content position");
      let reference = document.getElementById('content_auto_stable');
      assert_less_than(content.offsetWidth, reference.offsetWidth, "compare with \"stable\"");
    }, "overflow auto, scrollbar-gutter stable mirror");

    test(function () {
      let container = document.getElementById('container_scroll_stable_mirror');
      let content = document.getElementById('content_scroll_stable_mirror');
      assert_greater_than(container.offsetWidth, content.offsetWidth, "content width");
      assert_less_than(container.offsetLeft, content.offsetLeft, "content position");
      let reference = document.getElementById('content_auto_stable');
      assert_less_than(content.offsetWidth, reference.offsetWidth, "compare with \"stable\"");
    }, "overflow scroll, scrollbar-gutter stable mirror");

    test(function () {
      let container = document.getElementById('container_visible_stable_mirror');
      let content = document.getElementById('content_visible_stable_mirror');
      assert_equals(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow visible, scrollbar-gutter stable mirror");

    test(function () {
      let container = document.getElementById('container_hidden_stable_mirror');
      let content = document.getElementById('content_hidden_stable_mirror');
      assert_greater_than(container.offsetWidth, content.offsetWidth, "content width");
      assert_less_than(container.offsetLeft, content.offsetLeft, "content position");
      let reference = document.getElementById('content_auto_stable');
      assert_less_than(content.offsetWidth, reference.offsetWidth, "compare with \"stable\"");
    }, "overflow hidden, scrollbar-gutter stable mirror");

    test(function () {
      let container = document.getElementById('container_clip_stable_mirror');
      let content = document.getElementById('content_clip_stable_mirror');
      assert_equals(container.offsetWidth, content.offsetWidth, "content width");
      assert_equals(container.offsetLeft, content.offsetLeft, "content position");
    }, "overflow clip, scrollbar-gutter stable mirror");

    done();

  </script>
</body>