<!DOCTYPE html>
<!-- Copyright © 2017 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->
<meta charset="utf-8">
<title>Test for PaymentRequest shippingAddress attribute</title>
<link rel="help" href="https://w3c.github.io/payment-request/#shippingaddress-attribute">
<link rel="help" href="https://w3c.github.io/payment-request/#onshippingaddresschange-attribute">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
setup({ explicit_done: true, explicit_timeout: true });
const validMethod = Object.freeze({ supportedMethods: "basic-card" });
const validMethods = Object.freeze([validMethod]);
const validAmount = Object.freeze({ currency: "USD", value: "5.00" });
const validTotal = Object.freeze({
  label: "label",
  amount: validAmount,
});
const validShippingOption = Object.freeze({
  id: "valid",
  label: "Shipping Option",
  amount: validAmount,
  selected: false,
});
const validDetails = Object.freeze({
  total: validTotal,
  shippingOptions: [validShippingOption],
});
const requestShipping = Object.freeze({
  requestShipping: true,
});

function testShippingAddressChange() {
  promise_test(async t => {
    const request = new PaymentRequest(
      validMethods,
      validDetails,
      requestShipping
    );
    assert_equals(
      request.shippingAddress,
      null,
      "request.shippingAddress must initially be null"
    );
    const listenerPromise = new Promise(resolve => {
      request.addEventListener("shippingaddresschange", () => {
        resolve(request.shippingAddress);
      });
    });
    const handlerPromise = new Promise(resolve => {
      request.onshippingaddresschange = () => {
        resolve(request.shippingAddress);
      };
    });
    request.show().catch(err => err);
    const results = await Promise.all([listenerPromise, handlerPromise]);
    assert_true(
      results.every(obj => obj instanceof PaymentAddress),
      "Expected instances of PaymentAddress"
    );
    await request.abort();
  });
  done();
}

</script>

<h2>PaymentRequest shippingAddress attribute</h2>
<p>
  Click on each button in sequence from top to bottom without refreshing the page.
  Each button will bring up the Payment Request UI window.
</p>
<p>
  When the payment sheet is presented, enter or select a shipping address.
</p>
<ol>
  <li>
    <button onclick="testShippingAddressChange()">
      When the shipping address is manually changed, request.shippingAddress is a PaymentAddress.
    </button>
  </li>
</ol>
<small>
  If you find a buggy test, please <a href="https://github.com/web-platform-tests/wpt/issues">file a bug</a>
  and tag one of the <a href="https://github.com/web-platform-tests/wpt/blob/master/payment-request/META.yml">suggested reviewers</a>.
</small>