<!DOCTYPE html>
<meta charset="utf-8">
<title>Test for PaymentRequest.show(optional detailsPromise) method</title>
<link rel="help" href="https://w3c.github.io/browser-payment-api/#show-method">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
  // See function testBadUpdate() for test details!
  setup({
    allow_uncaught_exception: true,
    explicit_done: true,
    explicit_timeout: true,
  });

  // == TEST DATA ===
  // PaymentMethod
  const validMethod = Object.freeze({
    supportedMethods: "valid-but-wont-ever-match",
  });

  const validMethodBasicCard = Object.freeze({
    supportedMethods: "basic-card",
  });

  const validMethodApplePay = Object.freeze({
    supportedMethods: "https://apple.com/apple-pay",
  });

  // Methods
  const validMethods = Object.freeze([
    validMethodBasicCard,
    validMethod,
    validMethodApplePay,
  ]);

  // Amounts
  const validAmount = Object.freeze({
    currency: "USD",
    value: "1.00",
  });

  const invalidAmount = Object.freeze({
    currency: "¡INVALID!",
    value: "A1.0",
  });

  const negativeAmount = Object.freeze({
    currency: "USD",
    value: "-1.00",
  });

  // Totals
  const validTotal = Object.freeze({
    label: "Valid Total",
    amount: validAmount,
  });

  const invalidTotal = Object.freeze({
    label: "Invalid Total",
    amount: invalidAmount,
  });

  const invalidNegativeTotal = Object.freeze({
    label: "Invalid negative total",
    amount: negativeAmount,
  });

  // PaymentDetailsInit
  const validDetails = Object.freeze({
    total: validTotal,
  });

  const invalidDetailsNegativeTotal = Object.freeze({
    total: invalidNegativeTotal,
  });

  // PaymentOptions
  const validOptions = Object.freeze({
    requestShipping: true,
  });

  // PaymentItem
  const validPaymentItem = Object.freeze({
    amount: validAmount,
    label: "Valid payment item",
  });

  const invalidPaymentItem = Object.freeze({
    amount: invalidAmount,
    label: "Invalid payment item",
  });

  // PaymentItem
  const validPaymentItems = Object.freeze([validPaymentItem]);
  const invalidPaymentItems = Object.freeze([invalidPaymentItem]);

  // PaymentShippingOption
  const invalidShippingOption = Object.freeze({
    id: "abc",
    label: "Invalid shipping option",
    amount: invalidAmount,
    selected: true,
  });

  // PaymentShippingOptions
  const validShippingOption = Object.freeze({
    id: "abc",
    label: "valid shipping option",
    amount: validAmount,
  });

  const validShippingOptions = Object.freeze([validShippingOption]);
  const invalidShippingOptions = Object.freeze([invalidShippingOption]);

  // PaymentDetailsModifier
  const validModifier = Object.freeze({
    additionalDisplayItems: validPaymentItems,
    supportedMethods: "valid-but-wont-ever-match",
    total: validTotal,
  });

  const modifierWithInvalidDisplayItems = Object.freeze({
    additionalDisplayItems: invalidPaymentItems,
    supportedMethods: "basic-card",
    total: validTotal,
  });

  const modifierWithValidDisplayItems = Object.freeze({
    additionalDisplayItems: validPaymentItems,
    supportedMethods: "basic-card",
    total: validTotal,
  });

  const modifierWithInvalidTotal = Object.freeze({
    additionalDisplayItems: validPaymentItems,
    supportedMethods: "basic-card",
    total: invalidTotal,
  });

  const recursiveData = {};
  recursiveData.foo = recursiveData;
  Object.freeze(recursiveData);

  const modifierWithRecursiveData = Object.freeze({
    supportedMethods: validMethodBasicCard,
    total: validTotal,
    data: recursiveData,
  });
  // == END OF TEST DATA ===
  /*
    These test work by creating a "valid" payment request and then
    performing a bad update via `show(detailsPromise)`.
    The `badDetails` cause detailsPromise to reject with `expectedError`.
    */
  function testBadUpdate(testAssertion, badDetails, expectedError) {
    promise_test(async t => {
      const request = new PaymentRequest(
        validMethods,
        validDetails,
        validOptions
      );
      const detailsPromise = Promise.resolve(badDetails);
      const acceptPromise = request.show(detailsPromise);
      await promise_rejects(
        t,
        expectedError,
        acceptPromise,
        "badDetails must cause acceptPromise to reject with expectedError"
      );
    }, testAssertion);
  }
</script>
<h2>
  PaymentRequest <code>.show(optional detailsPromise)</code> tests
</h2>
<h3>
  Bad details - causes `detailsPromise` to reject.
</h3>
<p>
  Click on each button in sequence from top to bottom without refreshing the page.
  No payment sheet should be shown, as all provided values cause an error.
</p>
<p>
  <strong>
    If you see a payment sheet, it means the test has failed.
  </strong>
</p>
<ol>
  <li><button onclick="
    const rejectedPromise = Promise.reject(new SyntaxError('test'))
      .catch(err => err);
    testBadUpdate(this.textContent, rejectedPromise, 'AbortError');
  ">
  Rejection of detailsPromise must abort the update with an 'AbortError' DOMException.
  </button></li>

  <li><button onclick="
    const invalidDetails = { total: `this will cause a TypeError!` };
    testBadUpdate(this.textContent, invalidDetails, new TypeError());
  ">
  Total in the update is a string, so converting to IDL must abort the update with a TypeError.
  </button></li>

  <li><button onclick="
    const invalidDetails = { total: recursiveData };
    testBadUpdate(this.textContent, invalidDetails, new TypeError());
  ">
  Total is recursive, so converting to IDL must abort the update with a TypeError.
  </button></li>

  <li><button onclick="
    testBadUpdate(this.textContent, invalidDetailsNegativeTotal, new TypeError());
  ">
  Updating with a negative total results in a TypeError.
  </button></li>

  <li><button onclick="
    const badDetails = Object.assign({}, validDetails, {
      displayItems: invalidPaymentItems
    });
    testBadUpdate(this.textContent, badDetails, new RangeError());
  ">
  Updating with a displayItem with an invalid currency results in RangeError.
  </button></li>

  <li><button onclick="
    const duplicateShippingOptions = [validShippingOption, validShippingOption];
    const badDetails = Object.assign({}, validDetails, {
      shippingOptions: duplicateShippingOptions,
    });
    testBadUpdate(this.textContent, badDetails, new TypeError());
  ">
  Updating with duplicate shippingOptions (same IDs) results in a TypeError.
  </button></li>
  <li><button onclick="
    const badDetails = Object.assign({}, validDetails, {
      shippingOptions: invalidShippingOptions,
    });
    testBadUpdate(this.textContent, badDetails, new RangeError());
  ">
  Updating with a shippingOption with an invalid currency value results in a RangError.
  </button></li>

  <li><button onclick="
    // validModifier is there as to avoid false positives
    const badModifiers = { modifiers: [modifierWithInvalidTotal, validModifier] };
    const badDetails = Object.assign({}, validDetails, badModifiers);
    testBadUpdate(this.textContent, badDetails, new RangeError());
  ">
  Must throw a RangeError when a modifier's total item has an invalid currency.
  </button></li>

  <li><button onclick="
    // validModifier is there as to avoid false positives
    const badModifiers = {
      modifiers: [modifierWithInvalidDisplayItems, validModifier],
    };
    const badDetails = Object.assign({}, validDetails, badModifiers);
    testBadUpdate(this.textContent, badDetails, new RangeError());
  ">
  Must throw a RangeError when a modifier display item has an invalid currency.
  </button></li>

  <li><button onclick="
    // validModifier is there as to avoid false positives
    const badModifiers = {
      modifiers: [modifierWithRecursiveData, validModifier],
    };
    const badDetails = Object.assign({}, validDetails, badModifiers);
    testBadUpdate(this.textContent, badDetails, new TypeError());
  ">
  Must throw as Modifier has a recursive dictionary.
  </button></li>

  <li><button onclick="done();">Done!</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>