LayoutTests/editing/pasteboard/dataTransfer-types-is-initially-empty-on-copy.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <body>
 <script src="../../resources/js-test-pre.js"></script>
 <div id="container">
 <div id="source" contenteditable="true" oncopy="check(event)">hello</div>
 <button onclick="runTest()">Start the test</button>
 </div>
 <script>
 description("Tests that DataTransfer's types is initially empty on copy. To manually test, press the button below.");
 jsTestIsAsync = true;

 function check(event) {
     shouldBeEqualToString('JSON.stringify(event.clipboardData.types)', '[]');
 }

 function runTest()
 {
     const source = document.getElementById('source');
     source.focus();
     document.execCommand('SelectAll', false, null);
     document.execCommand('Copy', false, null);
     source.parentNode.style.display = 'none';
     finishJSTest();
 }

 if (window.testRunner)
     runTest();

 successfullyParsed = true;

 </script>
 <script src="../../resources/js-test-post.js"></script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<body>
	<script src="../../resources/js-test-pre.js"></script>
	<div id="container">
	<div id="source" contenteditable="true" oncopy="check(event)">hello</div>
	<button onclick="runTest()">Start the test</button>
	</div>
	<script>
	description("Tests that DataTransfer's types is initially empty on copy. To manually test, press the button below.");
	jsTestIsAsync = true;

	function check(event) {
	shouldBeEqualToString('JSON.stringify(event.clipboardData.types)', '[]');
	}

	function runTest()
	{
	const source = document.getElementById('source');
	source.focus();
	document.execCommand('SelectAll', false, null);
	document.execCommand('Copy', false, null);
	source.parentNode.style.display = 'none';
	finishJSTest();
	}

	if (window.testRunner)
	runTest();

	successfullyParsed = true;

	</script>
	<script src="../../resources/js-test-post.js"></script>
	</body>
	</html>