<!DOCTYPE html>
<html>
  <head>
    <title>Payment Request Testing</title>
    <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
    <meta content="utf-8" http-equiv="encoding">
</head>
<body>
  <script>
    window.onmessage = (e) => {
      const paymentArgs = [[{supportedMethods: 'basic-card'}], {total: {label: 'label', amount: {currency: 'USD', value: '5.00'}}}];

    if (e.data === 'new PaymentRequest') {
      try {
        new PaymentRequest(...paymentArgs);
        if (window.parent) {
          window.parent.postMessage("successful", '*');
        }
      } catch(ex) {
        if (window.parent) {
          window.parent.postMessage(ex.name, '*');
        }
      }
    } else if (e.data === 'new PaymentRequest in a new iframe') {
      var ifrr = document.createElement('iframe');
      ifrr.allow = "payment";
      ifrr.src = "https://example.com/tests/dom/payments/test/simple_payment_request.html";
      document.body.appendChild(ifrr);
    } else {
      if (window.parent) {
        window.parent.postMessage(e.data, '*');
      }
    }
  }
  </script>
</body>
</html>
