| <!DOCTYPE html> |
| <meta charset="UTF-8"> |
| <title>position interpolation</title> |
| <link rel="help" href="https://drafts.csswg.org/css-position-3/#position-property"> |
| <meta name="assert" content="position has discrete animation"> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/css/support/interpolation-testcommon.js"></script> |
| |
| <style> |
| .parent { |
| position: relative; |
| display: inline-block; |
| height: 10px; |
| margin: 0px; |
| } |
| .target { |
| width: 10px; |
| height: 10px; |
| background-color: black; |
| left: 10px; |
| position: 10px; |
| } |
| .expected { |
| background-color: green; |
| } |
| </style> |
| |
| <body> |
| <template id="target-template"> |
| <div class="parent"> |
| <div class="target"></div> |
| </div> |
| </template> |
| </body> |
| |
| <script> |
| test_no_interpolation({ |
| property: 'position', |
| from: 'absolute', |
| to: 'static', |
| }); |
| |
| // This is still discrete interpolation; this test ensures that the neutral |
| // keyframe is defined correctly for position. |
| test_interpolation({ |
| property: 'position', |
| from: neutralKeyframe, |
| to: 'absolute', |
| method: 'CSS Animations', |
| }, [ |
| {at: -1, expect: 'static'}, |
| {at: 0, expect: 'static'}, |
| {at: 0.25, expect: 'static'}, |
| {at: 0.5, expect: 'absolute'}, |
| {at: 0.75, expect: 'absolute'}, |
| {at: 1, expect: 'absolute'}, |
| {at: 2, expect: 'absolute'}, |
| ]); |
| </script> |
