<!DOCTYPE html>
<html>
<title>CSS Grid: grid-tempalte-{rows|colums} dynamic updates</title>
<link rel="author" title="Julien Chaffraix" href="mailto:jchaffraix@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-grid-1/#track-sizing">
<link rel="help" href="https://bugs.webkit.org/show_bug.cgi?id=112501">
<link rel="stylesheet" href="/css/support/grid.css">
<link rel="stylesheet" href="/css/support/alignment.css">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css"/>
<meta name="assert" content="This test checks that grid-tempalte-{rows|colums} dynamic updates properly relayout the grid items.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<script>
setup({ explicit_done: true });

function testLayout(gridElementID, gridTracks, size, last = false)
{
    var gridElement = document.getElementById(gridElementID);
    gridElement.style.gridTemplateColumns = gridTracks.columns;
    gridElement.style.gridTemplateRows = gridTracks.rows;
    var gridItem = gridElement.firstChild.nextSibling;
    gridItem.setAttribute("data-expected-width", size.width);
    gridItem.setAttribute("data-expected-height", size.height);
    checkLayout("#" + gridElementID, last);
}

function updateRowsColumns()
{
    // In the constrained grid case, we will always end up sizing after the min width. This means we don't test max width changes as they would not be detectable.
    testLayout("constrainedGrid", { 'rows': 'minmax(20px, 50px)', 'columns': 'minmax(30px, 50px)' }, { 'width': '30', 'height': '20' });
    testLayout("constrainedGrid", { 'rows': 'minmax(40px, 50px)', 'columns': 'minmax(30px, 50px)' }, { 'width': '30', 'height': '40' });
    testLayout("constrainedGrid", { 'rows': 'minmax(40px, 50px)', 'columns': 'minmax(50px, 50px)' }, { 'width': '50', 'height': '40' });
    testLayout("constrainedGrid", { 'rows': 'auto', 'columns': 'minmax(50px, 50px)' }, { 'width': '50', 'height': '20' });
    testLayout("constrainedGrid", { 'rows': 'auto', 'columns': 'minmax(max-content, 50px)' }, { 'width': '120', 'height': '10' });
    testLayout("constrainedGrid", { 'rows': '70px', 'columns': 'minmax(max-content, 50px)' }, { 'width': '120', 'height': '70' });

    testLayout("constrainedGridUndefinedHeight", { 'rows': 'minmax(20px, 50px)', 'columns': 'minmax(30px, 50px)' }, { 'width': '30', 'height': '50' });
    testLayout("constrainedGridUndefinedHeight", { 'rows': 'minmax(40px, 50px)', 'columns': 'minmax(30px, 50px)' }, { 'width': '30', 'height': '50' });
    testLayout("constrainedGridUndefinedHeight", { 'rows': 'minmax(40px, 50px)', 'columns': 'minmax(50px, 50px)' }, { 'width': '50', 'height': '50' });
    testLayout("constrainedGridUndefinedHeight", { 'rows': 'auto', 'columns': 'minmax(50px, 50px)' }, { 'width': '50', 'height': '20' });
    testLayout("constrainedGridUndefinedHeight", { 'rows': 'auto', 'columns': 'minmax(max-content, 50px)' }, { 'width': '120', 'height': '10' });
    testLayout("constrainedGridUndefinedHeight", { 'rows': '70px', 'columns': 'minmax(max-content, 50px)' }, { 'width': '120', 'height': '70' });

    testLayout("unconstrainedGrid", { 'rows': 'minmax(20px, 50px)', 'columns': 'minmax(20px, 60px)' }, { 'width': '60', 'height': '50' });
    testLayout("unconstrainedGrid", { 'rows': 'minmax(20px, 50px)', 'columns': 'minmax(20px, 40px)' }, { 'width': '40', 'height': '50' });
    testLayout("unconstrainedGrid", { 'rows': 'minmax(20px, 30px)', 'columns': 'minmax(20px, 40px)' }, { 'width': '40', 'height': '30' });
    testLayout("unconstrainedGrid", { 'rows': 'auto', 'columns': 'minmax(20px, 40px)' }, { 'width': '40', 'height': '20' });
    testLayout("unconstrainedGrid", { 'rows': 'auto', 'columns': 'minmax(20px, max-content)' }, { 'width': '120', 'height': '10' });
    testLayout("unconstrainedGrid", { 'rows': 'auto', 'columns': 'minmax(150px, max-content)' }, { 'width': '150', 'height': '10' });
    testLayout("unconstrainedGrid", { 'rows': 'auto', 'columns': 'auto' }, { 'width': '120', 'height': '10' });
    testLayout("unconstrainedGrid", { 'rows': 'auto', 'columns': 'minmax(min-content, 1fr) 3fr' }, { 'width': '250', 'height': '10' });
    testLayout("unconstrainedGrid", { 'rows': 'auto', 'columns': 'minmax(min-content, 3fr) 3fr' }, { 'width': '500', 'height': '10' }, true);
}
</script>
<body onload="document.fonts.ready.then(() => { updateRowsColumns(); })">
<div class="constrainedContainer">
    <div class="grid" id="constrainedGrid" style="height: 100%">
        <div class="sizedToGridArea">XXXXX XXXXXX</div>
    </div>
</div>

<div class="constrainedContainer">
    <div class="grid" id="constrainedGridUndefinedHeight">
        <div class="sizedToGridArea">XXXXX XXXXXX</div>
    </div>
</div>

<div class="unconstrainedContainer">
    <div class="grid justifyContentStart" id="unconstrainedGrid">
        <div class="sizedToGridArea">XXXXX XXXXXX</div>
    </div>
</div>

</body>
</html>
