Attachment 342937 Details for Bug 186766 – Testcase

Testcase

background-position-x-computed-style.html (text/html), 579 bytes, created by Antoine Quint on 2018-06-18 08:12:22 PDT

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Creator: Antoine Quint

Created: 2018-06-18 08:12:22 PDT

Size: 579 bytes

patch

obsolete

<script type="text/javascript">
    
    window.addEventListener("DOMContentLoaded", event => {
        const element = document.body.appendChild(document.createElement("div"));

        element.style.transitionProperty = "background-position";
        element.style.transitionDuration = "1s";

        window.setTimeout(() => {
            element.style.backgroundPosition = "right 80px bottom 100px";
            window.setTimeout(() => {
                console.log(window.getComputedStyle(element).backgroundPositionX);
            }, 100);
        });
    });
    
</script>

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Attachments on bug 186766: 342937