| <!doctype html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <style> |
| #container { |
| position: relative; |
| overflow: auto; |
| border: 1px solid black; |
| width: 200px; |
| height: 100px; |
| } |
| #target { |
| width: 300px; |
| height: 200px; |
| background-color: rgba(0, 255, 0, 0.3); |
| position: absolute; |
| top: 7px; |
| left: 9px; |
| } |
| </style> |
| <p>Overflow, with position:absolute.</p> |
| <div id="container"> |
| <div id="target"></div> |
| </div> |
| <script> |
| |
| var container = document.querySelector('#container'); |
| var target = document.querySelector('#target'); |
| |
| test(function() { |
| var targetStyle = window.getComputedStyle(target); |
| assert_equals(container.scrollHeight, |
| target.offsetHeight + parseInt(targetStyle.top)); |
| assert_equals(container.scrollWidth, |
| target.offsetWidth + parseInt(targetStyle.left)); |
| }, "absolute overflow"); |
| |
| test(function() { |
| target.style.top = "20px"; |
| var targetStyle = window.getComputedStyle(target); |
| assert_equals(container.scrollHeight, |
| target.offsetHeight + parseInt(targetStyle.top)); |
| assert_equals(container.scrollWidth, |
| target.offsetWidth + parseInt(targetStyle.left)); |
| }, "absolute overflow, after target move"); |
| </script> |
