<!doctype html>
<title>Navigating to a same-document text fragment directive</title>
<meta charset=utf-8>
<link rel="help" href="https://wicg.github.io/ScrollToTextFragment/">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script>
function isInView(element) {
let rect = element.getBoundingClientRect();
return rect.top >= 0 && rect.top <= window.innerHeight;
}
function checkScroll(resolve) {
let position = 'unknown';
requestAnimationFrame(() => {
if (window.scrollY == 0)
position = 'top';
else if (isInView(document.getElementById('text')))
position = 'text';
resolve(position);
});
}
function reset() {
window.location.hash = "";
window.scrollTo(0, 0);
}
function runTest() {
promise_test(t => new Promise(resolve => {
reset();
window.location.href = "#:~:text=test";
requestAnimationFrame(function() {
checkScroll(resolve);
});
}).then(position => {
assert_equals(position, 'text');
assert_equals(window.location.href.indexOf(':~:'), -1, 'Expected fragment directive to be stripped from the URL.');
}), 'Activated for same-document window.location setter');
promise_test(t => new Promise(resolve => {
reset();
window.location.replace("#:~:text=test");
requestAnimationFrame(function() {
checkScroll(resolve);
});
}).then(position => {
assert_equals(position, 'text');
assert_equals(window.location.href.indexOf(':~:'), -1, 'Expected fragment directive to be stripped from the URL.');
}), 'Activated for same-document window.location.replace');
}
</script>
<style>
body {
height: 3200px;
}
#text {
position: absolute;
top: 3000px;
}
</style>
<body onload="runTest()">
<p id="text">This is a test page</p>
</body>
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