| <!DOCTYPE html> | 
 | <link rel="help" href="https://drafts.csswg.org/scroll-animations-1/#view-timeline-axis"> | 
 | <script src="/resources/testharness.js"></script> | 
 | <script src="/resources/testharnessreport.js"></script> | 
 | <script src="/css/support/computed-testcommon.js"></script> | 
 | </head> | 
 | <style> | 
 |   #outer { view-timeline-axis: block, inline; } | 
 |   #target { view-timeline-axis: y; } | 
 | </style> | 
 | <div id=outer> | 
 |   <div id=target></div> | 
 | </div> | 
 | <script> | 
 | test_computed_value('view-timeline-axis', 'initial', 'block'); | 
 | test_computed_value('view-timeline-axis', 'inherit', 'block, inline'); | 
 | test_computed_value('view-timeline-axis', 'unset', 'block'); | 
 | test_computed_value('view-timeline-axis', 'revert', 'block'); | 
 | test_computed_value('view-timeline-axis', 'block'); | 
 | test_computed_value('view-timeline-axis', 'inline'); | 
 | test_computed_value('view-timeline-axis', 'y'); | 
 | test_computed_value('view-timeline-axis', 'x'); | 
 | test_computed_value('view-timeline-axis', 'block, inline'); | 
 | test_computed_value('view-timeline-axis', 'inline, block'); | 
 | test_computed_value('view-timeline-axis', 'block, y, x, inline'); | 
 | test_computed_value('view-timeline-axis', 'inline, inline, inline, inline'); | 
 |  | 
 | test(() => { | 
 |   let style = getComputedStyle(document.getElementById('target')); | 
 |   assert_not_equals(Array.from(style).indexOf('view-timeline-axis'), -1); | 
 | }, 'The view-timeline-axis property shows up in CSSStyleDeclaration enumeration'); | 
 |  | 
 | test(() => { | 
 |   let style = document.getElementById('target').style; | 
 |   assert_not_equals(style.cssText.indexOf('view-timeline-axis'), -1); | 
 | }, 'The view-timeline-axis property shows up in CSSStyleDeclaration.cssText'); | 
 | </script> |