inheritance.sub.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-backgrounds/inheritance.sub.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8">

<title>Inheritance of CSS Backgrounds and Borders properties</title>

<link rel="help" href="https://drafts.csswg.org/css-backgrounds-3/#property-index">

<link rel="help" href="https://drafts.csswg.org/css-backgrounds-4/#property-index">

<meta name="assert" content="Properties inherit or not according to the spec.">

<meta name="assert" content="Properties have initial values according to the spec.">

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

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

<script src="/css/support/inheritance-testcommon.js"></script>

</head>

<body>

<div id="reference"></div>

<!-- container and target are used by the functions in inheritance-testcommon.js -->

<div id="container">

  <div id="target"></div>

</div>

<style>

  #reference {

    column-rule-style: dotted; /* Avoid column-rule-width computed style 0px */

    column-rule-width: medium;

  #container {

    border-style: solid; /* Avoid border-*-width computed style 0px */

  #target {

    border-style: solid; /* Avoid border-*-width computed style 0px */

</style>

<script>

const transparentColor = 'rgba(0, 0, 0, 0)'; // https://www.w3.org/TR/css-color-3/#transparent

const mediumWidth = '3px'; // https://www.w3.org/TR/css-backgrounds-3/#valdef-line-width-medium

const currentColor = 'rgb(2, 3, 4)';

container.style.color = currentColor;

// assert_not_inherited accepts: property name, expected initial value, another value the property supports.

assert_not_inherited('background-attachment', 'scroll', 'fixed');

assert_not_inherited('background-clip', 'border-box', 'padding-box');

assert_not_inherited('background-color', transparentColor, 'rgb(42, 53, 64)');

assert_not_inherited('background-image', 'none', 'url("https://{{host}}/")');

assert_not_inherited('background-origin', 'padding-box', 'content-box');

assert_not_inherited('background-position', '0% 0%', '10px 20px');

assert_not_inherited('background-position-x', '0%', '10px');

assert_not_inherited('background-position-y', '0%', '20px');

assert_not_inherited('background-repeat', 'repeat', 'space round');

assert_not_inherited('background-size', 'auto', 'contain');

assert_not_inherited('border-bottom-color', currentColor, 'rgb(42, 53, 64)');

assert_not_inherited('border-bottom-left-radius', '0px', '5px 7%');

assert_not_inherited('border-bottom-right-radius', '0px', '5px 7%');

assert_not_inherited('border-bottom-style', 'none', 'dashed');

assert_not_inherited('border-bottom-width', mediumWidth, '10px');

assert_not_inherited('border-image-outset', '0', '1px 2px 3px 4px');

assert_not_inherited('border-image-repeat', 'stretch', 'repeat round');

assert_not_inherited('border-image-slice', '100%', '1% 2% 3% 4% fill');

assert_not_inherited('border-image-source', 'none', 'url("https://{{host}}/")');

assert_not_inherited('border-image-width', '1', '1px 2px 3px 4px');

assert_not_inherited('border-left-color', currentColor, 'rgb(42, 53, 64)');

assert_not_inherited('border-left-style', 'none', 'dashed');

assert_not_inherited('border-left-width', mediumWidth, '10px');

assert_not_inherited('border-right-color', currentColor, 'rgb(42, 53, 64)');

assert_not_inherited('border-right-style', 'none', 'dashed');

assert_not_inherited('border-right-width', mediumWidth, '10px');

assert_not_inherited('border-top-color', currentColor, 'rgb(42, 53, 64)');

assert_not_inherited('border-top-left-radius', '0px', '5px 7%');

assert_not_inherited('border-top-right-radius', '0px', '5px 7%');

assert_not_inherited('border-top-style', 'none', 'dashed');

assert_not_inherited('border-top-width', mediumWidth, '10px');

assert_not_inherited('box-shadow', 'none', 'rgb(42, 53, 64) 1px 2px 3px 4px');

</script>

</body>

</html>