chromium/third_party/blink/web_tests/fast/css-grid-layout/named-grid-lines-computed-style-implicit-tracks.html

<!DOCTYPE HTML>
<link href="resources/grid.css" rel="stylesheet">
<link href="resources/grid-alignment.css" rel="stylesheet">
<style>
.grid {
    font: 50px/1 Ahem;
}

.singleNamedGridLines {
    grid-template-columns: [a] auto [b];
    grid-template-rows: [x] auto [y];
}

.multipleNamedGridLines {
    grid-template-columns: [a b c] auto [d e];
    grid-template-rows: [x y z] auto [v w];
}
</style>
<script src="../../resources/js-test.js"></script>

<div class="grid singleNamedGridLines justifyContentStart" id="gridOneColumnSingle">
    <div>XXXX</div>
    <div>XXX</div>
    <div>XX</div>
    <div>X</div>
</div>

<div class="grid singleNamedGridLines justifyContentStart" id="gridTwoColumnsSingle">
    <div class="firstRowAutoColumn">XXXX</div>
    <div class="firstRowAutoColumn">XXX</div>
    <div>XX</div>
    <div>X</div>
</div>

<div class="grid singleNamedGridLines justifyContentStart" id="gridThreeColumnsSingle">
    <div class="firstRowAutoColumn">XXXX</div>
    <div class="firstRowAutoColumn">XXX</div>
    <div class="firstRowAutoColumn">XX</div>
    <div>X</div>
</div>

<div class="grid singleNamedGridLines justifyContentStart" id="gridFourColumnsSingle">
    <div class="firstRowAutoColumn">XXXX</div>
    <div class="firstRowAutoColumn">XXX</div>
    <div class="firstRowAutoColumn">XX</div>
    <div class="firstRowAutoColumn">X</div>
</div>

<div class="grid multipleNamedGridLines justifyContentStart" id="gridOneColumnMultiple">
    <div>XXXX</div>
    <div>XXX</div>
    <div>XX</div>
    <div>X</div>
</div>

<div class="grid multipleNamedGridLines justifyContentStart" id="gridTwoColumnsMultiple">
    <div class="firstRowAutoColumn">XXXX</div>
    <div class="firstRowAutoColumn">XXX</div>
    <div>XX</div>
    <div>X</div>
</div>

<div class="grid multipleNamedGridLines justifyContentStart" id="gridThreeColumnsMultiple">
    <div class="firstRowAutoColumn">XXXX</div>
    <div class="firstRowAutoColumn">XXX</div>
    <div class="firstRowAutoColumn">XX</div>
    <div>X</div>
</div>

<div class="grid multipleNamedGridLines justifyContentStart" id="gridFourColumnsMultiple">
    <div class="firstRowAutoColumn">XXXX</div>
    <div class="firstRowAutoColumn">XXX</div>
    <div class="firstRowAutoColumn">XX</div>
    <div class="firstRowAutoColumn">X</div>
</div>

<script src="resources/grid-definitions-parsing-utils.js"></script>
<script>
    description("Test that computed style for grid-template-columns and grid-template-rows works as expected with named grid lines and implicit tracks");

    testGridDefinitionsValues(document.getElementById("gridOneColumnSingle"), "[a] 200px [b]", "[x] 50px [y] 50px 50px 50px");
    testGridDefinitionsValues(document.getElementById("gridTwoColumnsSingle"), "[a] 200px [b] 150px", "[x] 50px [y] 50px");
    testGridDefinitionsValues(document.getElementById("gridThreeColumnsSingle"), "[a] 200px [b] 150px 100px", "[x] 50px [y] 50px");
    testGridDefinitionsValues(document.getElementById("gridFourColumnsSingle"), "[a] 200px [b] 150px 100px 50px", "[x] 50px [y]");

    testGridDefinitionsValues(document.getElementById("gridOneColumnMultiple"), "[a b c] 200px [d e]", "[x y z] 50px [v w] 50px 50px 50px");
    testGridDefinitionsValues(document.getElementById("gridTwoColumnsMultiple"), "[a b c] 200px [d e] 150px", "[x y z] 50px [v w] 50px");
    testGridDefinitionsValues(document.getElementById("gridThreeColumnsMultiple"), "[a b c] 200px [d e] 150px 100px", "[x y z] 50px [v w] 50px");
    testGridDefinitionsValues(document.getElementById("gridFourColumnsMultiple"), "[a b c] 200px [d e] 150px 100px 50px", "[x y z] 50px [v w]");
</script>