Tools/TestWebKitAPI/Tests/WebKitCocoa/apple-pay-availability-in-iframe.html - WebKit - Git at Google

 <!DOCTYPE html>
 <body>
 <script>
     loadApplePayFrame = () => {
         const iframe = document.createElement('iframe');
         iframe.src = 'https://bundle-html-file/apple-pay-availability';
         document.body.appendChild(iframe);
     };
 </script>
	<!DOCTYPE html>
	<body>
	<script>
	loadApplePayFrame = () => {
	const iframe = document.createElement('iframe');
	iframe.src = 'https://bundle-html-file/apple-pay-availability';
	document.body.appendChild(iframe);
	};
	</script>