<!doctype html>
<meta charset="utf8">
<link rel="help" href="https://w3c.github.io/payment-request/#dom-paymentitem-type">
<title>
  PaymentItem type member
</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
const validMethods = [
  { supportedMethods: "basic-card" },
  { supportedMethods: "https://apple.com/apple-pay" },
];
const validTotal = {
  label: "Total",
  amount: {
    currency: "USD",
    value: "5.00",
  },
};
const validDisplayItem = {
  label: "Item",
  amount: {
    currency: "USD",
    value: "1.00",
  },
};
const validDetails = {
  total: validTotal,
  displayItems: [validDisplayItem],
};

test(() => {
  new PaymentRequest(validMethods, validDetails);
}, "Smoke test");

test(() => {
  // Let's make an invalid DisplayItem for the total
  const invalidTotal = Object.assign({}, validTotal, {
    type: "this is not valid",
  });
  const invalidDetails = Object.assign({}, validDetails, {
    total: invalidTotal,
  });
  assert_throws(new TypeError(), () => {
    new PaymentRequest(validMethods, invalidDetails);
  });
}, "An invalid enum value for PaymentDetailsInit.total's type throws TypeError");

test(() => {
  // Let's make an invalid DisplayItem to add to displayItems
  const invalidDisplayItem = Object.assign({}, validDisplayItem, {
    type: "this is not valid",
  });
  const invalidDetails = Object.assign({}, validDetails, {
    displayItems: [invalidDisplayItem, validDisplayItem],
  });
  assert_throws(new TypeError(), () => {
    new PaymentRequest(validMethods, invalidDetails);
  });
}, "Invalid enum value for PaymentItem.type member throws a TypeError");

test(() => {
  // Let's make an invalid DisplayItem to add to displayItems
  const taxDisplayItem = Object.assign({}, validDisplayItem, { type: "tax" });
  const taxTotal = Object.assign({}, validTotal, { type: "tax" });
  const validDetailsWithType = Object.assign({}, validDetails, {
    total: taxTotal,
    displayItems: [taxDisplayItem],
  });
  try {
    new PaymentRequest(validMethods, validDetailsWithType);
  } catch (err) {
    assert_unexpected(err.message);
  }
}, "Valid enum values for PaymentItem.type member does not throw");
</script>