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Commit 22fced22 authored by David Bokan's avatar David Bokan Committed by Commit Bot
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Add WPT for ForceLoadAtTop DocumentPolicy 

DocumentPolicy has been enabled in M86 so we want to ship the
ForceLoadAtTop policy soon. This CL adds a web platform test to ensure
its correct operation.

Bug: 1047900
Change-Id: I127331aece02d5b23b77941f5cc2958c81a63315
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2342344Reviewed-by: default avatarNick Burris <nburris@chromium.org>
Commit-Queue: David Bokan <bokan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#795943}
parent 6d0df2ee
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third_party/blink/web_tests/external/wpt/scroll-to-text-fragment/force-load-at-top-target.html 0 → 100644
View file @ 22fced22
<!doctype html>
<title>Navigating to a text fragment anchor</title>
<script src="stash.js"></script>
<script src="force-load-at-top.js"></script>
<style>
p#target {
margin: 2000px 0px 2000px 0px;
}
</style>
<!-- This page is loaded with the force-load-at-top Document-Policy header -->
<body>
<p>Top of page</p>
<p id="target">target</p>
<p id="history">history</p>
</body>
third_party/blink/web_tests/external/wpt/scroll-to-text-fragment/force-load-at-top.html 0 → 100644
View file @ 22fced22
<!doctype html>
<title>ForceLoadAtTop blocks scroll on load</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 src="/common/utils.js"></script>
<script src="stash.js"></script>
<!--See comment in scroll-to-text-fragment.html for why this test has the
structure it has -->
<script>
let test_cases = [
{
fragment: '#:~:text=target',
type: 'text fragment'
},
{
fragment: '#target:~:text=target',
type: 'text fragment with element fallback'
},
{
fragment: '#target',
type: 'element fragment'
},
{
fragment: '#history',
type: 'history scroll restoration'
},
];
let document_policy_value = [
'force-load-at-top',
'no-force-load-at-top'
];
for (const value of document_policy_value) {
// If no-force-load-at-top is specified we expect to allow scrolling,
// otherwise scroll on load should be blocked.
const scroll_expected = value == 'no-force-load-at-top';
const block_verb = scroll_expected ? "must not" : "must";
for (const test_case of test_cases) {
promise_test(t => new Promise((resolve, reject) => {
let key = token();
test_driver.bless('Open a URL with a text fragment directive', () => {
window.open(`${value}-target.html?key=${key}${test_case.fragment}`, '_blank', 'noopener');
});
fetchResults(key, resolve, reject);
}).then(data => {
assert_equals(data.scrolled, scroll_expected);
}), `${value} ${block_verb} block scroll on load from ${test_case.type}.`);
}
}
</script>
third_party/blink/web_tests/external/wpt/scroll-to-text-fragment/force-load-at-top.js 0 → 100644
View file @ 22fced22
function checkScroll() {
// Ensure two animation frames on load to test the fallback to element
// anchor, which gets queued for the next frame if the text fragment is not
// found.
requestAnimationFrame(() => {
requestAnimationFrame(() => {
let results = {
scrolled: (window.pageYOffset != 0),
};
let key = (new URL(document.location)).searchParams.get("key");
stashResultsThenClose(key, results);
});
});
}
window.addEventListener('load', () => {
if (location.hash == "#history") {
// This is the "history" test - on the first load we'll navigate to a page
// that calls history.back(). When we load a second time (from the back
// navigation), record the scroll state at that point to check how history
// scroll restoration is handled.
if (history.state == null) {
history.pushState("test", "test", "");
requestAnimationFrame(() => {
location.href = "navigate-back.html";
});
return;
}
}
checkScroll();
});
third_party/blink/web_tests/external/wpt/scroll-to-text-fragment/navigate-back.html 0 → 100644
View file @ 22fced22
<!doctype html>
<script>
onload = () => {
requestAnimationFrame(() => {
history.back();
});
};
</script>
third_party/blink/web_tests/external/wpt/scroll-to-text-fragment/no-force-load-at-top-target.html 0 → 100644
View file @ 22fced22
<!doctype html>
<title>Navigating to a text fragment anchor</title>
<script src="stash.js"></script>
<script src="force-load-at-top.js"></script>
<style>
p#target {
margin: 2000px 0px 2000px 0px;
}
</style>
<!-- This page is loaded with the no-force-load-at-top Document-Policy header -->
<body>
<p>Top of page</p>
<p id="target">target</p>
<p id="history">history</p>
</body>
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