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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/browsers/browsing-the-web/scroll-to-fragid/scroll-to-id-top.html - WPT Dashboard Interop Dashboard
<!doctype html>
<title>Fragment Navigation: TOP is a valid element id, which overrides navigating to top of the document</title>
<meta name=timeout content=long>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<div></div>
<div id="Top" style="position:absolute; top:200px;"></div>
<div style="height:200em; position:relative;"></div>
<script>
var steps = [{
fragid:'Top',
handler: function(){
assert_equals( scrollPosition(), 200 );
}
},{
// scroling to top should work when fragid differs from id by case.
fragid:'top',
handler: function(){
assert_equals( scrollPosition(), 0 );
}
}];
function scrollPosition(){
return document.documentElement.scrollTop || document.body.scrollTop;
}
function runNextStep(){
if( steps.length > 0 ) {
var step = steps.shift();
var listener = t.step_func( function(){
step.handler();
runNextStep();
});
scrollToFragmentThenDo( step.fragid, listener );
} else {
t.done();
}
}
function scrollToFragmentThenDo( fragid, then ){
location.hash = fragid;
setTimeout( then, 1 );
}
var t = async_test();
t.step( function(){
assert_equals(location.hash, "", "Page must be loaded with no hash");
runNextStep();
})
</script>