<!DOCTYPE html>

  <meta charset="UTF-8">

        <title>CSS Background and Borders Test: Omitted values for 'border-image-width' properties in 'border-image' shorthand</title>
        <link rel="author" title="Microsoft" href="http://www.microsoft.com/">
        <!--
        Test rehabilitated by Gérard Talbot
        2020-05-27 and 2020-06-25 and 2020-09-25
        -->
        <link rel="help" href="https://www.w3.org/TR/css-backgrounds-3/#the-border-image">
        <link rel="match" href="reference/border-image-shorthand-003-ref.html">
        <meta name="flags" content="">
        <meta name="assert" content="This test checks that the omitted 'border-image-width' value in shorthand property is set to the initial value.">
        <style>
            div
            {
                border-color: red;
                border-style: double;
                border-width: 20px;
                height: 5px;
                margin: 100px;
                width: 5px;
            }

            #test
            {
                /* We first set border-image-width to an entirely arbitrary value */
                border-image-width: 3;
                /*
                and then we check with a shorthand value (which is deliberately
                omitting the border-image-width sub-property) if the border-image-width
                sub-property gets reset to its initial default value
                (which is 1 and not 3)
                */
                border-image: url("support/9grid40-30-20-10-red-old.png") 40% 15% 20% 5% / / 2 stretch;
            }

            #reference
            {
                border-image-outset: 2;
                border-image-repeat: stretch;
                border-image-slice: 40% 15% 20% 5%;
                border-image-source: url("support/9grid40-30-20-10-red-old.png");
                border-image-width: 1;
            }
        </style>

        <p>Test passes if there are 2 identical green squares and <strong>no red</strong>.
        <div id="test"></div>
        <div id="reference"></div>