chromium/third_party/blink/web_tests/external/wpt/css/css-align/default-alignment/justify-items-legacy-001.html

<!doctype html>
<meta charset=utf-8>
<title>CSS Box Alignment: legacy value for justify-items</title>
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:[email protected]">
<link rel="help" href="https://drafts.csswg.org/css-align/#justify-items-property">
<meta name="assert" content="Tests that legacy justify-items values are correctly inherited.">
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<style>
#container {
  justify-items: legacy center;
}
</style>
<div id="container"><span id="child"></span></div>
<script>
  test(function() {
    assert_equals(getComputedStyle(child).justifyItems, "legacy center",
                  "default justify-items resolves to the parent justify-items value if legacy")
    container.style.justifyItems = "legacy left";
    assert_equals(getComputedStyle(child).justifyItems, "legacy left",
                  "dynamic changes to justify-items propagate to children if needed (legacy)")
    container.style.justifyItems = "left";
    assert_equals(getComputedStyle(child).justifyItems, "normal",
                  "dynamic changes to justify-items propagate to children if needed (left)")
  }, "legacy value for justify-items")
</script>