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<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title>Test cookie value parsing with control characters</title>
<meta name=help href="https://tools.ietf.org/html/rfc6265#section-5.2">
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/cookies/resources/cookie-test.js"></script>
</head>
<body>
<div id=log></div>
<script>
// Tests for control characters (CTLs) in a cookie's value.
// CTLs are defined by RFC 5234 to be %x00-1F / %x7F.
const {TERMINATING_CTLS, CTLS} = getCtlCharacters();
// Start with a clean slate.
dropAllDomCookies();
// Test that terminating CTLs truncate the cookie string.
for (const ctl of TERMINATING_CTLS) {
domCookieTest(
`test=${ctl.code}${ctl.chr}value`,
`test=${ctl.code}`,
`Cookie with %x${ctl.code.toString(16)} in value is truncated.`);
}
// Test that other CTLs result in cookie rejection.
for (const ctl of CTLS) {
domCookieTest(
`test=${ctl.code}${ctl.chr}value`,
'',
`Cookie with %x${ctl.code.toString(16)} in value is rejected.`);
}
// Test that truncation due to terminating CTLs occurs first.
for (const termCtl of TERMINATING_CTLS) {
for (const ctl of CTLS) {
domCookieTest(
`test=${ctl.code}term${termCtl.chr}va${ctl.chr}lue`,
`test=${ctl.code}term`,
`Cookie with %x${ctl.code.toString(16)} after ` +
`%x${termCtl.code.toString(16)} in value is truncated.`);
}
}
</script>
</body>
</html>
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