| <!doctype html> |
| <meta charset="utf-8"> |
| <script src='/resources/testharness.js'></script> |
| <script src='/resources/testharnessreport.js'></script> |
| <link rel="author" title="Joy Yu" href="mailto:joysyu@mit.edu"> |
| <link rel="help" href="https://drafts.csswg.org/css-tables-3/#computing-the-table-width"> |
| <style> |
| td { |
| padding: 0; |
| } |
| </style> |
| <h1>Visibility collapse</h1> |
| <a href="https://drafts.csswg.org/css-tables-3/#computing-the-table-width">Spec</a> |
| <p> |
| Setting a spanning column to visibility:collapse changes table width but |
| not height. The middle column has been collapsed. |
| </p> |
| <table id="test" style="border-spacing: 0;"> |
| <col style="background-color:red;"> |
| <col style="background-color: blue; visibility: collapse;"> |
| <col style="background-color: green;"> |
| <tr> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| </tr> |
| <tr> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| </tr> |
| <tr> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| <td><div style="width: 10px; height: 10px"></div></td> |
| </tr> |
| <tr> |
| <td colspan="3"><div style="width: 30px; height: 10px"></div></td> |
| </tr> |
| </table> |
| |
| <script> |
| tests = [ |
| [ |
| document.getElementById('test').offsetHeight, |
| 40, |
| "col visibility:collapse doesn't change table height", |
| ], |
| [ |
| document.getElementById('test').offsetWidth, |
| 20, |
| "col visibility:collapse changes table width" |
| ]]; |
| for (i = 0; i< tests.length; i++) { |
| test(function() |
| { |
| assert_equals.apply(this, tests[i]); |
| }, |
| tests[i][2]); |
| }; |
| </script> |
| </html> |
