chromium/third_party/blink/web_tests/fast/css/background-position-inherit.html

<div style="background-position: 25% 75%">
    <div id="target" style="background-position: inherit;"></div>
</div>
<div style="background-position: right 25% bottom 75%">
    <div id="target2" style="background-position: inherit;"></div>
</div>
<div style="background-position: bottom 75% right 25%">
    <div id="target3" style="background-position: inherit;"></div>
</div>
<p>
    This tests that <tt>background-position: inherit</tt> is applied correctly.
</p>
<p id="result">
</p>
<script>
    if (window.testRunner)
        testRunner.dumpAsText();

    var targetBackgroundPosition = getComputedStyle(document.getElementById("target")).backgroundPosition,cssText;
    var result = document.getElementById("result");

    result.innerText = targetBackgroundPosition == "25% 75%" ? "PASS" : "FAIL: The inherited value was " + targetBackgroundPosition;
    result.innerText += "\n";

    var targetBackgroundPosition2 = getComputedStyle(document.getElementById("target2")).backgroundPosition,cssText;
    result.innerText += targetBackgroundPosition2 == "right 25% bottom 75%" ? "PASS" : "FAIL: The inherited value was " + targetBackgroundPosition;
    result.innerText += "\n";

    var targetBackgroundPosition3 = getComputedStyle(document.getElementById("target3")).backgroundPosition,cssText;
    result.innerText += targetBackgroundPosition3 == "right 25% bottom 75%" ? "PASS" : "FAIL: The inherited value was " + targetBackgroundPosition;

</script>