chromium/third_party/blink/web_tests/fullscreen/full-screen-min-max-width-height-iframe.html

<!DOCTYPE html>
<script src="full-screen-test.js"></script>
<title>User-agent style sheet for iframe width/height</title>
<style>
iframe {
    min-width: 50% !important;
    max-width: 50% !important;
    min-height: 50% !important;
    max-height: 50% !important;
    width: 50% !important;
    height: 50% !important;
}
</style>
<iframe></iframe>
<script>
iframe = document.querySelector('iframe');

waitForEventOnceAndEnd(document, 'webkitfullscreenchange', function()
{
    computedStyle = getComputedStyle(iframe);
    testExpected('computedStyle.minWidth', '0px');
    testExpected('computedStyle.maxWidth', 'none');
    testExpected('computedStyle.minHeight', '0px');
    testExpected('computedStyle.maxHeight', 'none');
    testExpected('computedStyle.width', window.innerWidth + 'px');
    testExpected('computedStyle.height', window.innerHeight + 'px');
});

runWithKeyDown(function()
{
    iframe.webkitRequestFullscreen();
});
</script>