<meta charset="utf-8">

<title>CSS Backgrounds and Borders: getComputedStyle().borderImageSlice</title>

<link rel="help" href="https://drafts.csswg.org/css-backgrounds/#border-image-slice">

<meta name="assert" content="border-image-slice computed value is four values, each either a number or percentage; plus a fill keyword if specified.">

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

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

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

#container {

container-type: inline-size;

width: 100px;

}

<div id="container">

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

test_computed_value("border-image-slice", "1");

test_computed_value("border-image-slice", "1 2%");

test_computed_value("border-image-slice", "1 2% 3");

test_computed_value("border-image-slice", "1 2% 3 4%");

test_computed_value("border-image-slice", "1% 2 3% 4 fill");

test_computed_value("border-image-slice", 'calc(10 + (sign(2cqw - 10px) * 5))', '5');

test_computed_value("border-image-slice", 'calc(10 + (sign(2cqw - 10px) * 5)) calc(20% + (sign(2cqw - 10px) * 5%))', '5 15%');