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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /content-security-policy/embedded-enforcement/subsumption_algorithm-nonces.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<title>Embedded Enforcement: Subsumption Algorithm - Nonces.</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/testharness-helper.sub.js"></script>
</head>
<body>
<script>
var tests = [
{ "name": "Exact nonce subsumes.",
"required_csp": "style-src 'nonce-abc'",
"returned_csp_1": "style-src 'nonce-abc'",
"expected": IframeLoad.EXPECT_LOAD },
{ "name": "Any nonce subsumes.",
"required_csp": "style-src 'nonce-abc'",
"returned_csp_1": "style-src 'nonce-xyz'",
"expected": IframeLoad.EXPECT_LOAD },
{ "name": "A nonce has to be returned if required by the embedder.",
"required_csp": "style-src 'nonce-abc'",
"expected": IframeLoad.EXPECT_BLOCK },
{ "name": "Multiples nonces returned subsume.",
"required_csp": "style-src 'nonce-abc'",
"returned_csp_1": "style-src 'nonce-xyz' 'nonce-abc'",
"expected": IframeLoad.EXPECT_LOAD },
// nonce intersection
{ "name": "Nonce intersection is still done on exact match - non-matching nonces.",
"required_csp": "style-src 'none'",
"returned_csp_1": "style-src 'nonce-def'",
"returned_csp_2": "style-src 'nonce-xyz'",
"expected": IframeLoad.EXPECT_LOAD },
{ "name": "Nonce intersection is still done on exact match - matching nonces.",
"required_csp": "style-src 'none'",
"returned_csp_1": "style-src 'nonce-def'",
"returned_csp_2": "style-src 'nonce-def' 'nonce-xyz'",
"expected": IframeLoad.EXPECT_BLOCK },
// other expressions still have to work
{ "name": "Other expressions still have to be subsumed - positive test.",
"expected": IframeLoad.EXPECT_LOAD },
{ "name": "Other expressions still have to be subsumed - negative test",
"expected": IframeLoad.EXPECT_BLOCK },
];
tests.forEach(test => {
async_test(t => {
var url = generateUrlWithPolicies(Host.CROSS_ORIGIN, test.returned_csp_1);
if (test.returned_csp_2)
url.searchParams.append("policy2", test.returned_csp_2);
assert_iframe_with_csp(t, url, test.required_csp, test.expected, test.name, null);
}, test.name);
});
</script>
</body>
</html>