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<!DOCTYPE html>
<meta charset="utf-8">
<title>credBlob extension tests</title>
<meta name="timeout" content="long">
<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=helpers.js></script>
<body></body>
<script>
"use strict";
const blobu8 = new Uint8Array(16);
window.crypto.getRandomValues(blobu8);
const blob = blobu8.buffer;
const authenticatorOptions = {
protocol: "ctap2_1",
extensions: ["credBlob"],
};
function compareBuffers(a, b) {
if (a.byteLength != b.byteLength) {
return false;
}
const a8 = new Uint8Array(a);
const b8 = new Uint8Array(b);
for (let i = 0; i < a8.length; i++) {
if (a8[i] != b8[i]) {
return false;
}
}
return true;
}
virtualAuthenticatorPromiseTest(async t => {
const cred = await createCredential({
options: {
publicKey: {},
},
});
const createExtensions = cred.getClientExtensionResults();
assert_not_own_property(createExtensions, "credBlob");
const assertion = await navigator.credentials.get({publicKey: {
challenge: new Uint8Array(),
allowCredentials: [{
id: cred.rawId,
type: "public-key",
}],
extensions: {
getCredBlob: true,
},
}});
const getExtensions = assertion.getClientExtensionResults();
assert_own_property(getExtensions, "getCredBlob");
const emptyBuffer = new Uint8Array();
assert_true(compareBuffers(getExtensions.getCredBlob, emptyBuffer));
}, authenticatorOptions, "assertion without credBlob");
virtualAuthenticatorPromiseTest(async t => {
const cred = await createCredential({
options: {
publicKey: {
extensions: {
credBlob: blob,
},
},
},
});
const createExtensions = cred.getClientExtensionResults();
assert_own_property(createExtensions, "credBlob");
assert_equals(createExtensions.credBlob, true, "extension supported at create time");
const assertion = await navigator.credentials.get({publicKey: {
challenge: new Uint8Array(),
allowCredentials: [{
id: cred.rawId,
type: "public-key",
}],
extensions: {
getCredBlob: true,
},
}});
const getExtensions = assertion.getClientExtensionResults();
assert_own_property(getExtensions, "getCredBlob");
assert_true(compareBuffers(getExtensions.getCredBlob, blob));
}, authenticatorOptions, "assertion with credBlob");
</script>
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