| <!DOCTYPE html> |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> |
| <style> |
| body { |
| height: 2000px; |
| width: 2000px; |
| } |
| |
| #fragment { |
| position: absolute; |
| top: 800px; |
| background-color: #faa; |
| display: block; |
| height: 100px; |
| width: 100px; |
| } |
| </style> |
| |
| <body> |
| <a id="fragment" name="fragment" class='box'></a> |
| </body> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script type="text/javascript"> |
| 'use strict'; |
| |
| async_test(function(t) { |
| history.scrollRestoration = 'manual'; |
| assert_equals(history.scrollRestoration, 'manual'); |
| |
| location.hash = '#fragment'; |
| assert_equals(window.scrollY, 800, 'new navigations should scroll to fragment'); |
| |
| // create a new entry and reset the scroll before verification |
| history.pushState(null, null, '#done'); |
| window.scrollTo(0, 0); |
| assert_equals(window.scrollY, 0, 'should reset scroll before verification'); |
| |
| setTimeout(function() { |
| // setup verification |
| window.addEventListener('hashchange', t.step_func(function() { |
| assert_equals(location.hash, '#fragment'); |
| assert_equals(history.scrollRestoration, 'manual'); |
| // navigating back should give precedent to history restoration which is 'manual' |
| assert_equals(window.scrollX, 0, 'should not scroll to fragment'); |
| assert_equals(window.scrollY, 0, 'should not scroll to fragment'); |
| t.done(); |
| })); |
| // kick off verification |
| window.history.back(); |
| }, 0); |
| |
| }, 'Manual scroll restoration should take precedent over scrolling to fragment in cross doc navigation'); |
| </script> |
