webauthn: support hints

See https://w3c.github.io/webauthn/#enum-hints. This change adds support for RP hints on desktop, and disabled by default behind a flag. Bug: 1510305 Change-Id: I8aa4c31b644b02533778e5ed69c44bdaafaf0c14 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5108243 Reviewed-by: Avi Drissman <avi@chromium.org> Reviewed-by: Mike Taylor <miketaylr@chromium.org> Reviewed-by: Ken Buchanan <kenrb@chromium.org> Commit-Queue: Adam Langley <agl@chromium.org> Reviewed-by: Nina Satragno <nsatragno@chromium.org> Cr-Commit-Position: refs/heads/main@{#1237771}
web-platform-tests · Dec 14, 2023 · 9cc0bbf · 9cc0bbf
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diff --git a/webauthn/createcredential-hints.https.html b/webauthn/createcredential-hints.https.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>WebAuthn createWithHints</title>
+<meta name="timeout" content="long">
+<link rel="help" href="https://w3c.github.io/webauthn/#sctn-public-key-easy">
+<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>
+<script src="resources/utils.js"></script>
+<script>
+function testCreateWithHints() {
+  "use strict";
+
+  // The 'hints' parameter affects UI, which cannot be tested with WPTs.
+  // However, we can check that unknown values are ignored, as they
+  // should be, and don't trigger an error.
+  standardSetup(function() {
+    promise_test(async t => {
+      return createCredential({
+        options: {
+          publicKey: {
+            hints: ["not-a-defined-value"],
+          },
+        },
+      });
+    });
+  });
+}
+
+testCreateWithHints();
+</script>
+</head>
+<body></body>
+</html>
diff --git a/webauthn/getcredential-hints.https.html b/webauthn/getcredential-hints.https.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>navigator.credentials.get() with hints</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() {
+  "use strict";
+
+  const credPromise = createCredential();
+
+  // The 'hints' parameter affects UI, which cannot be tested with WPTs.
+  // However, we can check that unknown values are ignored, as they
+  // should be, and don't trigger an error.
+  new GetCredentialsTest("options.publicKey.hints", ["not-a-defined-value"])
+      .addCredential(credPromise)
+      .runTest("navigator.credentials.get with hints");
+}, {});
+</script>