| <!DOCTYPE html> |
| <!-- The left offset here is just to push the huge thing out of view, so that a |
| human (yes, YOU!) can see the test results. --> |
| <div style="position:absolute; left:100%; border-width:1234567890px; border-style:solid;"> |
| <div id="abspos" style="position:absolute; left:0; top:0; right:0; bottom:0;"></div> |
| </div> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| test(() => { |
| assert_equals(document.getElementById("abspos").offsetWidth, 0); |
| assert_equals(document.getElementById("abspos").offsetHeight, 0); |
| }, "Sizes should never become negative"); |
| </script> |
