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Test Info: Warnings
- This test has a WPT meta file that expects 2 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /webauthn/getcredential-large-blob-supported.https.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>navigator.credentials.get() largeBlob extension tests with authenticator support</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>
standardSetup(async function(authenticator) {
"use strict";
const credential = createCredential({
options: {
publicKey: {
authenticatorSelection: {
requireResidentKey: true,
},
extensions: {
largeBlob: {
support: "required",
},
},
},
},
});
promise_test(async t => {
const assertion = await navigator.credentials.get({publicKey: {
challenge: new Uint8Array(),
allowCredentials: [{
id: (await credential).rawId,
type: "public-key",
}],
extensions: {
largeBlob: {
read: true,
},
},
}});
assert_not_own_property(assertion.getClientExtensionResults().largeBlob, "supported");
assert_not_own_property(assertion.getClientExtensionResults().largeBlob, "blob");
assert_not_own_property(assertion.getClientExtensionResults().largeBlob, "written");
}, "navigator.credentials.get() with largeBlob.read set with no blob on authenticator");
promise_test(async t => {
const blob = new TextEncoder().encode("According to all known laws of aviation, "
+ "there is no way a bee should be able to fly");
let assertion = await navigator.credentials.get({publicKey: {
challenge: new Uint8Array(),
allowCredentials: [{
id: (await credential).rawId,
type: "public-key",
}],
extensions: {
largeBlob: {
write: blob,
},
},
}});
assert_not_own_property(assertion.getClientExtensionResults().largeBlob, "blob");
assert_not_own_property(assertion.getClientExtensionResults().largeBlob, "supported");
assert_true(assertion.getClientExtensionResults().largeBlob.written);
assertion = await navigator.credentials.get({publicKey: {
challenge: new Uint8Array(),
allowCredentials: [{
id: (await credential).rawId,
type: "public-key",
}],
extensions: {
largeBlob: {
read: true,
},
},
}});
assert_array_equals(new Uint8Array(assertion.getClientExtensionResults().largeBlob.blob), blob);
assert_not_own_property(assertion.getClientExtensionResults().largeBlob, "supported");
assert_not_own_property(assertion.getClientExtensionResults().largeBlob, "written");
}, "navigator.credentials.get() read and write blob");
}, {
protocol: "ctap2_1",
hasResidentKey: true,
hasUserVerification: true,
extensions: ["largeBlob"],
isUserVerified: true,
});
</script>