[SPC] Add auth-time tests using the new webdriver hooks

jamesnw · Nov 15, 2021 · ca7ae27 · ca7ae27
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commit ca7ae27
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diff --git a/secure-payment-confirmation/secure-payment-confirmation-authentication-accepted.https.html b/secure-payment-confirmation/secure-payment-confirmation-authentication-accepted.https.html
@@ -0,0 +1,70 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Test for the 'secure-payment-confirmation' payment method authentication - accepted case</title>
+<link rel="help" href="https://w3c.github.io/secure-payment-confirmation#sctn-authentication">
+<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="utils.sub.js"></script>
+<script>
+'use strict';
+
+promise_test(async t => {
+  const authenticator = await window.test_driver.add_virtual_authenticator(
+      AUTHENTICATOR_OPTS);
+  t.add_cleanup(() => {
+    return window.test_driver.remove_virtual_authenticator(authenticator);
+  });
+
+  await window.test_driver.set_spc_transaction_mode("autoaccept");
+  t.add_cleanup(() => {
+    return window.test_driver.set_spc_transaction_mode("none");
+  });
+
+  const credential = await createCredential();
+
+  const challenge = 'server challenge';
+  const payeeOrigin = 'https://merchant.com';
+  const displayName = 'Troycard ***1234';
+  const request = new PaymentRequest([{
+    supportedMethods: 'secure-payment-confirmation',
+    data: {
+      credentialIds: [credential.rawId],
+      challenge: Uint8Array.from(challenge, c => c.charCodeAt(0)),
+      payeeOrigin,
+      timeout: 60000,
+      instrument: {
+        displayName,
+        icon: ICON_URL,
+      },
+    }
+  }], PAYMENT_DETAILS);
+
+  const responsePromise = request.show();
+
+  const response = await responsePromise;
+  await response.complete('success');
+
+  const cred = response.details;
+  assert_equals(cred.id, credential.id);
+
+  const clientDataJSON = JSON.parse(arrayBufferToString(cred.response.clientDataJSON));
+  assert_equals(clientDataJSON.type, 'payment.get');
+  assert_equals(clientDataJSON.challenge, base64UrlEncode(challenge));
+  assert_equals(clientDataJSON.origin, window.location.origin);
+  assert_false(clientDataJSON.crossOrigin);
+
+  // Payment-specific information.
+  assert_equals(clientDataJSON.payment.rp, window.location.hostname);
+  assert_equals(clientDataJSON.payment.topOrigin, window.location.origin);
+  assert_equals(clientDataJSON.payment.payeeOrigin, payeeOrigin);
+  assert_equals(clientDataJSON.payment.total.value, PAYMENT_DETAILS.total.amount.value);
+  assert_equals(clientDataJSON.payment.total.currency, PAYMENT_DETAILS.total.amount.currency);
+  assert_equals(clientDataJSON.payment.instrument.icon, ICON_URL);
+  assert_equals(clientDataJSON.payment.instrument.displayName, displayName);
+
+  // TODO: Verify cred.response.signature, to validate that it covers all fields
+  // from clientDataJSON.
+}, 'Successful SPC authentication');
+</script>
diff --git a/secure-payment-confirmation/secure-payment-confirmation-authentication-rejected.https.html b/secure-payment-confirmation/secure-payment-confirmation-authentication-rejected.https.html
@@ -0,0 +1,47 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Test for the 'secure-payment-confirmation' payment method authentication - user rejects case</title>
+<link rel="help" href="https://w3c.github.io/secure-payment-confirmation/sctn-authentication">
+<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="utils.sub.js"></script>
+<script>
+'use strict';
+
+promise_test(async t => {
+  const authenticator = await window.test_driver.add_virtual_authenticator(
+      AUTHENTICATOR_OPTS);
+  t.add_cleanup(() => {
+    return window.test_driver.remove_virtual_authenticator(authenticator);
+  });
+
+  await window.test_driver.set_spc_transaction_mode("autoreject");
+  t.add_cleanup(() => {
+    return window.test_driver.set_spc_transaction_mode("none");
+  });
+
+
+  const credential = await createCredential();
+
+  const challenge = 'server challenge';
+  const payeeOrigin = 'https://merchant.com';
+  const displayName = 'Troycard ***1234';
+  const request = new PaymentRequest([{
+    supportedMethods: 'secure-payment-confirmation',
+    data: {
+      credentialIds: [credential.rawId],
+      challenge: Uint8Array.from(challenge, c => c.charCodeAt(0)),
+      payeeOrigin,
+      timeout: 60000,
+      instrument: {
+        displayName,
+        icon: ICON_URL,
+      },
+    }
+  }], PAYMENT_DETAILS);
+
+  return promise_rejects_dom(t, "NotAllowedError", request.show());
+}, 'Rejected SPC authentication');
+</script>
diff --git a/secure-payment-confirmation/troy.png b/secure-payment-confirmation/troy.png
diff --git a/secure-payment-confirmation/utils.sub.js b/secure-payment-confirmation/utils.sub.js
@@ -0,0 +1,60 @@
+const PAYMENT_DETAILS = {
+  total: {label: 'Total', amount: {value: '0.01', currency: 'USD'}}
+};
+const ICON_URL = 'https://{{hosts[][www]}}:{{ports[https][0]}}/secure-payment-confirmation/troy.png';
+const AUTHENTICATOR_OPTS = {
+  protocol: 'ctap2_1',
+  transport: 'internal',
+  hasResidentKey: true,
+  hasUserVerification: true,
+  isUserVerified: true,
+};
+
+// Creates and returns a WebAuthn credential, optionally with the payment
+// extension set.
+//
+// Assumes that a virtual authenticator has already been created.
+async function createCredential(set_payment_extension=true) {
+  const challengeBytes = new Uint8Array(16);
+  window.crypto.getRandomValues(challengeBytes);
+
+  const publicKey = {
+    challenge: challengeBytes,
+    rp: {
+      name: 'Acme',
+    },
+    user: {
+      id: new Uint8Array(16),
+      name: '[email protected]',
+      displayName: 'Jane Doe',
+    },
+    pubKeyCredParams: [{
+      type: 'public-key',
+      alg: -7,  // 'ES256'
+    }],
+    authenticatorSelection: {
+      userVerification: 'required',
+      residentKey: 'required',
+      authenticatorAttachment: 'platform',
+    },
+    timeout: 30000,
+  };
+
+  if (set_payment_extension) {
+    publicKey.extensions = {
+      payment: { isPayment: true },
+    };
+  }
+
+  return navigator.credentials.create({publicKey});
+}
+
+function arrayBufferToString(buffer) {
+  return String.fromCharCode(...new Uint8Array(buffer));
+}
+
+function base64UrlEncode(data) {
+  let result = btoa(data);
+  return result.replace(/=+$/g, '').replace(/\+/g, "-").replace(/\//g, "_");
+}
+