| <!doctype html> |
| <meta charset="utf-8"> |
| <link rel="help" href="https://drafts.csswg.org/css-transitions/#starting"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1461070"> |
| <link rel="author" title="Emilio Cobos Álvarez" href="emilio@crisal.io"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| #t { |
| color: red; |
| transition-property: color, color; |
| transition-duration: 1s, 0s; |
| } |
| </style> |
| <div id="t"></div> |
| <script> |
| test(function() { |
| let div = document.getElementById("t"); |
| assert_equals(getComputedStyle(div).color, "rgb(255, 0, 0)"); |
| |
| div.style.color = "green"; |
| assert_equals( |
| div.getAnimations().length, |
| 0, |
| "No transition should've started" |
| ); |
| |
| assert_equals(getComputedStyle(div).color, "rgb(0, 128, 0)"); |
| }, "transition-duration of 0 prevents earlier transitions with the same property from starting."); |
| </script> |
