Add unit test for importing use. Add missing id attribute on use in whitelist

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@1270 eee81c28-f429-11dd-99c0-75d572ba1ddd

test/test1.html

@@ -63,6 +63,24 @@
 			"Expected identity matrix when multiplying a matrix by its inverse, got " + matrixString(I));
 	});
 	
+	module("Import Module");
+	
+	test("Test import use", function() {
+		expect(2);
+		
+		svgCanvas.setSvgString("<svg xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' width='400' x='300'>" +
+								"<rect id='the-rect' width='200' height='200'/>" +
+								"<use id='the-use' xlink:href='#the-rect'/>" +
+								"<use id='foreign-use' xlink:href='somefile.svg#the-rect'/>" +
+								"</svg>");
+		
+		var u = document.getElementById("the-use"),
+			fu = document.getElementById("foreign-use");
+		
+		equals(true, (u && u.nodeName == "use"), "Did not import <use> element");
+		equals(null, fu, "Imported a <use> that references a foreign element");
+	});
+	
   }); 
   </script>  
 </head>