LayoutTests/inspector/canvas/requestClientNodes.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <script src="../../http/tests/inspector/resources/inspector-test.js"></script>
 <script>
 function load() {
     window.context2d = document.createElement("canvas").getContext("2d");

     runTest();
 }

 function test() {
     let suite = InspectorTest.createAsyncSuite("Canvas.requestClientNodes");

     suite.addTestCase({
         name: "Canvas.requestClientNodes.Initial",
         description: "Check that creating a CSS canvas client node is tracked correctly.",
         test(resolve, reject) {
             let canvas = WI.canvasManager.canvases[0];
             InspectorTest.assert(canvas, "There should be at least one canvas.");

             canvas.requestClientNodes((clientNodes) => {
                 InspectorTest.expectEqual(clientNodes.length, 0, "There should initially be no client nodes.");
                 resolve();
             });
         }
     });

     suite.addTestCase({
         name: "Canvas.CSSCanvasClients.InvalidCanvasId",
         description: "Invalid canvas identifiers should cause an error.",
         test(resolve, reject) {
             const canvasId = "DOES_NOT_EXIST";
             CanvasAgent.requestClientNodes(canvasId, (error, clientNodeIds) => {
                 InspectorTest.expectThat(error, "Should produce an error.");
                 InspectorTest.log("Error: " + error);
                 resolve();
             });
         }
     });

     suite.runTestCasesAndFinish();
 }
 </script>
 </head>
 <body onload="load()">
     <p>Test that CanvasAgent tracks changes in the client nodes of a CSS canvas.</p>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<script src="../../http/tests/inspector/resources/inspector-test.js"></script>
	<script>
	function load() {
	window.context2d = document.createElement("canvas").getContext("2d");

	runTest();
	}

	function test() {
	let suite = InspectorTest.createAsyncSuite("Canvas.requestClientNodes");

	suite.addTestCase({
	name: "Canvas.requestClientNodes.Initial",
	description: "Check that creating a CSS canvas client node is tracked correctly.",
	test(resolve, reject) {
	let canvas = WI.canvasManager.canvases[0];
	InspectorTest.assert(canvas, "There should be at least one canvas.");

	canvas.requestClientNodes((clientNodes) => {
	InspectorTest.expectEqual(clientNodes.length, 0, "There should initially be no client nodes.");
	resolve();
	});
	}
	});

	suite.addTestCase({
	name: "Canvas.CSSCanvasClients.InvalidCanvasId",
	description: "Invalid canvas identifiers should cause an error.",
	test(resolve, reject) {
	const canvasId = "DOES_NOT_EXIST";
	CanvasAgent.requestClientNodes(canvasId, (error, clientNodeIds) => {
	InspectorTest.expectThat(error, "Should produce an error.");
	InspectorTest.log("Error: " + error);
	resolve();
	});
	}
	});

	suite.runTestCasesAndFinish();
	}
	</script>
	</head>
	<body onload="load()">
	<p>Test that CanvasAgent tracks changes in the client nodes of a CSS canvas.</p>
	</body>
	</html>