LayoutTests/fast/css/cssom-remove-shorthand-property.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <meta charset="utf-8">
 <script src="../../resources/js-test-pre.js"></script>
 </head>
 <body>
 <script>

 shorthandProperties = [
     "font",
     "border-top",
     "border-right",
     "border-bottom",
     "border-left",
     "border",
     "border-color",
     "border-style",
     "border-width",
     "background-position",
     "background-repeat",
     "border-spacing",
     "list-style",
     "margin",
     "outline",
     "padding",
     "background",
     "overflow",
     "border-radius"
 ];

 element = document.createElement('span');

 function canSetProperty(propertyName) {
     element.style.setProperty(propertyName, 'initial');
     return element.style.getPropertyValue(propertyName) == 'initial';
 }

 function canRemoveProperty(propertyName) {
     element.style.removeProperty(propertyName);
     return element.style.getPropertyValue(propertyName) != 'initial';
 }

 description("Tests that shorthand properties can be removed via CSSOM.");

 for (i = 0; i < shorthandProperties.length; ++i) {
     var propertyName = shorthandProperties[i];

     shouldBe("canSetProperty('" + propertyName + "')", "true");
     shouldBe("canRemoveProperty('" + propertyName + "')", "true");
 }

 </script>
 <script src="../../resources/js-test-post.js"></script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<script src="../../resources/js-test-pre.js"></script>
	</head>
	<body>
	<script>

	shorthandProperties = [
	"font",
	"border-top",
	"border-right",
	"border-bottom",
	"border-left",
	"border",
	"border-color",
	"border-style",
	"border-width",
	"background-position",
	"background-repeat",
	"border-spacing",
	"list-style",
	"margin",
	"outline",
	"padding",
	"background",
	"overflow",
	"border-radius"
	];

	element = document.createElement('span');

	function canSetProperty(propertyName) {
	element.style.setProperty(propertyName, 'initial');
	return element.style.getPropertyValue(propertyName) == 'initial';
	}

	function canRemoveProperty(propertyName) {
	element.style.removeProperty(propertyName);
	return element.style.getPropertyValue(propertyName) != 'initial';
	}

	description("Tests that shorthand properties can be removed via CSSOM.");

	for (i = 0; i < shorthandProperties.length; ++i) {
	var propertyName = shorthandProperties[i];

	shouldBe("canSetProperty('" + propertyName + "')", "true");
	shouldBe("canRemoveProperty('" + propertyName + "')", "true");
	}

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