chromium/third_party/blink/web_tests/external/wpt/css/css-tables/bounding-box-computation-3.html

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<script src='/resources/testharness.js'></script>
<script src='/resources/testharnessreport.js'></script>
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<link rel="help" href="https://drafts.csswg.org/css-tables-3/#bounding-box-assignment">
<main>

    <h1>Bounding box computation</h1>
    <p>Checks that all table-internal boxes are positioned correctly</p>

    <hr/>
    <p>The first table-row-group should have width and height 0:</p>
    <p>The first tbody is empty, and should return an height of 0px. The second one should be 100px tall.</p>
    <x-table style="border-spacing: 10px; background: yellow; position: relative;">
        <x-tbody></x-tbody>
        <x-tbody>
            <x-tr>
                <x-td style="padding: 50px; background: blue;"></x-td>
            </x-tr>
        </x-tbody>
    </x-table>

</main>

<script>
    while(true) {
        var xtd = document.querySelector('x-td[rowspan], x-td[colspan]'); if(!xtd) break;
        var td = document.createElement('td'); for(var i = xtd.attributes.length; i--;) { td.setAttribute(xtd.attributes[i].name,xtd.attributes[i].value) }
        xtd.parentNode.replaceChild(td,xtd);
    }

    var i = 1;
    generate_tests(assert_equals, [
        [
            "Control test: Table width is 120px",
            document.querySelector("x-table:nth-of-type("+(i++)+")").offsetWidth,
            120
        ],
        [
            "Control test: Table height is 120px",
            document.querySelector("x-table:nth-of-type("+(i-1)+")").offsetHeight,
            120
        ],
        [
            "First (empty) table-row-group is 0px wide",
            document.querySelector("x-table:nth-of-type("+(i-1)+") x-tbody").offsetWidth,
            0
        ],
        [
            "First (empty) table-row-group is 0px tall",
            document.querySelector("x-table:nth-of-type("+(i-1)+") x-tbody").offsetHeight,
            0
        ],
        [
            "First (empty) table-row-group should be located at 10px left",
            document.querySelector("x-table:nth-of-type("+(i-1)+") x-tbody").offsetLeft,
            10
        ],
        [
            "First (empty) table-row-group should be located at 10px top",
            document.querySelector("x-table:nth-of-type("+(i-1)+") x-tbody").offsetTop,
            10
        ],
        [
            "Second table-row-group is 100px wide",
            document.querySelector("x-table:nth-of-type("+(i-1)+") x-tbody + x-tbody").offsetWidth,
            100
        ],
        [
            "Second table-row-group is 100px tall",
            document.querySelector("x-table:nth-of-type("+(i-1)+") x-tbody + x-tbody").offsetHeight,
            100
        ],
        [
            "Second table-row-group should be located at 10px left",
            document.querySelector("x-table:nth-of-type("+(i-1)+") x-tbody + x-tbody").offsetLeft,
            10
        ],
        [
            "Second table-row-group should be located at 10px top",
            document.querySelector("x-table:nth-of-type("+(i-1)+") x-tbody + x-tbody").offsetTop,
            10
        ],
    ])

</script>