Content - 15368aceec3efa09fd1cf4fe30fb32c5932ec5c3 - 040f884/css/css-tables/visibility-collapse-col-001.html

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Tip revision: 6f869cd68557949f12ca6b640ddbd8c505a4decb authored by L. David Baron on 09 April 2018, 04:44:44 UTC
Sync Mozilla tests as of https://hg.mozilla.org/mozilla-central/rev/b4bc6b2401738b78fd47127a4c716bb9178e1a09 .

Tip revision: 6f869cd

visibility-collapse-col-001.html

<!doctype html>
<meta charset="utf-8">
<script src='/resources/testharness.js'></script>
<script src='/resources/testharnessreport.js'></script>
<link rel='stylesheet' href='support/base.css' />
<link rel="author" title="David Grogan" href="mailto:dgrogan@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-tables-3/#computing-the-table-width">
<style>
    x-table {
      border: 5px solid black;
    }
    x-table span {
        display: inline-block;
        vertical-align: top;
        background: lime;
        margin: 3px;
        height: 100px;
        width: 100px;
    }
</style>
<main>
    <h1>Visibility collapse</h1>
    <a href="https://drafts.csswg.org/css-tables-3/#computing-the-table-width">Spec</a>
    <p>
    Setting a column to visibility:collapse changes table width but not height.
    </p>
    <x-table id="one">
      <x-tbody>
        <x-tr>
            <x-td>
                <span>row 1</span>
            </x-td>
            <x-td>
                <span></span>
            </x-td>
        </x-tr>
        <x-tr>
            <x-td>
                <span>row 2</span>
            </x-td>
            <x-td>
                <span></span>
            </x-td>
        </x-tr>
        <x-tr>
            <x-td>
                <span>row 3</span>
            </x-td>
            <x-td>
                <span style="height:50px"></span>
            </x-td>
        </x-tr>
      </x-tbody>
    </x-table>
    Bottom table is identical to top except left column has been collapsed.
    <x-table id="two">
      <x-colgroup style="visibility:collapse;"></x-colgroup>
      <x-tbody>
        <x-tr>
            <x-td>
                <span>row 1</span>
            </x-td>
            <x-td>
                <span></span>
            </x-td>
        </x-tr>
        <x-tr>
            <x-td>
                <span>row 2</span>
            </x-td>
            <x-td>
                <span></span>
            </x-td>
        </x-tr>
        <x-tr>
            <x-td>
                <span>row 3</span>
            </x-td>
            <x-td>
                <span style="height:50px"></span>
            </x-td>
        </x-tr>
      </x-tbody>
    </x-table>
</main>

<script>
    generate_tests(assert_equals, [
        [
            "col visibility:collapse doesn't change table height",
            document.getElementById('two').offsetHeight,
            document.getElementById('one').offsetHeight
        ],
        [
            "col visibility:collapse changes table width",
            document.getElementById('two').offsetWidth,
            116
        ]
    ]);
</script>
</html>

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