104 lines
3 KiB
HTML
104 lines
3 KiB
HTML
<!doctype html>
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<meta charset="utf-8">
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<script src='/resources/testharness.js'></script>
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<script src='/resources/testharnessreport.js'></script>
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<link rel='stylesheet' href='support/base.css' />
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<link rel="author" title="Joy Yu" href="mailto:joysyu@mit.edu">
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<link rel="help" href="https://drafts.csswg.org/css-tables-3/#computing-the-table-height">
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<style>
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table {
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border-spacing: 0;
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border-collapse: collapse;
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}
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table td {
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border: 1px solid blue;
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padding: 5px;
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}
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</style>
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<main>
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<h1>Visibility collapse</h1>
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<a href="https://drafts.csswg.org/css-tables-3/#computing-the-table-height">Spec</a>
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<p>
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Setting a row to visibility:collapse changes table height but not width.
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Here the spanning cell and another cell are in the same row.
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</p>
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<table id="one">
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<tr id="firstRowRef">
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<td>aaaa</td>
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</tr>
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<tr id="secondRowRef">
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<td>bbbb</td>
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</tr>
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<tr id="collapsedRowRef">
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<td rowspan="2">spanning</td>
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<td>cccc</td>
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</tr>
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<tr id="fourthRowRef">
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<td>dddd</td>
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</tr>
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<tr id="fifthRowRef">
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<td>eeee</td>
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</tr>
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</table>
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Bottom table is identical to top except third row has been collapsed.
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<table id="two">
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<tr id="firstRow">
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<td>aaaa</td>
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</tr>
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<tr id="secondRow">
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<td>bbbb</td>
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</tr>
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<tr style="visibility:collapse;" id="collapsedRow">
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<td rowspan="2">spanning</td>
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<td>cccc</td>
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</tr>
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<tr id="fourthRow">
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<td>dddd</td>
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</tr>
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<tr id="fifthRow">
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<td>eeee</td>
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</tr>
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</table>
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</main>
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<script>
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tests = [
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[
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document.getElementById('two').offsetWidth,
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document.getElementById('one').offsetWidth,
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"spanning row visibility:collapse doesn't change table width"
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],
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[
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document.getElementById('collapsedRow').offsetHeight,
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0,
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"collapsed row has zero height"
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],
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[
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document.getElementById('firstRow').offsetHeight,
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document.getElementById('firstRowRef').offsetHeight,
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"first row height doesn't change"
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],
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[
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document.getElementById('secondRow').offsetHeight,
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document.getElementById('secondRowRef').offsetHeight,
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"second row height doesn't change"
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],
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[
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document.getElementById('fourthRow').offsetHeight,
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document.getElementById('fourthRowRef').offsetHeight,
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"fourth row height doesn't change"
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],
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[
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document.getElementById('fifthRow').offsetHeight,
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document.getElementById('fifthRowRef').offsetHeight,
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"fifth row height doesn't change"
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]];
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for (i = 0; i< tests.length; i++) {
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test(function()
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{
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assert_equals.apply(this, tests[i]);
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},
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tests[i][2]);
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};
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</script>
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</html>
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