Content - dc430ccb185df41131ff2bd8982f1b04f1a0d5e2 - 7695784/css/mediaqueries/min-width-tables-001.html

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Tip revision: 2eec13b500aa5dc62b83f2d3ec87ed5a73d8e933 authored by Ian Kilpatrick on 26 March 2018, 18:44:58 UTC
[css-layout-api] Allow LayoutChild(ren) to be laid out.

Tip revision: 2eec13b

min-width-tables-001.html

<!DOCTYPE html>
<html class="reftest-wait">
<head>
    <meta charset="utf-8">
    <title>CSS Test: Table Layout and Viewport Resizing</title>
    <link rel="author" title="Chris Rebert" href="http://chrisrebert.com">
    <link rel="help" href="https://drafts.csswg.org/css2/tables.html#auto-table-layout">
    <link rel="help" href="https://drafts.csswg.org/mediaqueries-3/#width">
    <link rel="help" href="https://drafts.csswg.org/mediaqueries-4/#width">
    <link rel="match" href="../reference/ref-filled-green-100px-square.xht">
    <meta name="flags" content="dom">
    <meta name="assert" content="Resizing a page which toggles the `display` of elements between `block` and `table-cell` based on the viewport width should not cause unnecessary wrapping of the table.">
    <style>
iframe {
    border: 0;
}
    </style>
</head>
<body>
    <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
    <iframe id="toy" width="100" height="300" src="support/min-width-tables-001-iframe.html"></iframe>
    <!-- See min-width-tables-001-iframe.html for the derivation of the 100px value -->
    <!-- We use 300px height so the incorrect stacking is visible in failure cases -->
    <!-- This test is not about iframes specifically. It's just that resizing an iframe is more reliable than resizing the window, given browser security restrictions. -->
    <script>
    window.addEventListener('load', function () {
        var PAINT_MS = 250;/* Assume the browser takes about this long to layout/paint this whole page */
        var iframe = document.getElementById('toy');
        window.setTimeout(function () {
            iframe.width = 64;/* <100px ; toggle media query off */
            window.setTimeout(function () {
                iframe.width = 100;/* >=100px ; toggle media query on; back to initial width */
                // Take the reftest screenshot after the last relayout/repaint finishes
                window.setTimeout(function () {
                    document.documentElement.className = '';
                }, PAINT_MS);
            }, PAINT_MS);
        }, PAINT_MS);
    }, false);
    </script>
</body>
</html>

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