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<!DOCTYPE html>
<title>Test document.referrer referrer</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="/common/utils.js"></script>
<script src="resources/utils.js"></script>
<body>
<script>
promise_test(async () => {
const fenced_frame = attachFencedFrameContext();
// Test the value of `document.referrer` inside a top-level fenced frame.
const fenced_frame_url = await fenced_frame.execute(() => {
assert_equals(document.referrer, "",
"The top-level fenced frame's document.referrer is censored");
return location.href;
});
// Test an iframe nested inside a fenced frame.
await fenced_frame.execute(async () => {
const nested_iframe = attachIFrameContext();
await nested_iframe.execute((expected_referrer) => {
assert_equals(document.referrer, expected_referrer,
`The document.referrer of the iframe inside the fenced
frame is not censored`);
}, [location.href]);
});
// Test a nested fenced frame.
await fenced_frame.execute(async () => {
const nested_fenced_frame = attachFencedFrameContext();
await nested_fenced_frame.execute(() => {
assert_equals(document.referrer, "",
`The document.referrer of the nested fenced frame is
censored`);
});
});
// Test a top-level fenced frame after it navigates itself.
// Navigate the fenced frame. (Refresh it, so we can still send it scripts.)
await fenced_frame.execute(() => {
window.executor.suspend(() => {
location.href = location.href;
});
});
// Check that it now sees its original URL as the referrer.
await fenced_frame.execute((expected_referrer) => {
assert_equals(document.referrer, expected_referrer,
`The document.referrer of a fenced frame after it navigates
itself is not censored.`);
}, [fenced_frame_url]);
}, "document.referrer");
</script>
</body>
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