This test checks the SVGStringList API - utilizing the requiredExtensions property of SVGRectElement On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Check initial requiredExtensions values PASS rect.requiredExtensions.numberOfItems is 2 PASS rect.requiredExtensions.getItem(0) is "foo" PASS rect.requiredExtensions.getItem(1) is "bar" Check that getItem() does NOT return live strings, as the IDL defines the return types as plain DOMString PASS firstItem = 'test' is "test" PASS rect.requiredExtensions.numberOfItems is 2 PASS rect.requiredExtensions.getItem(0) is "foo" PASS rect.requiredExtensions.getItem(1) is "bar" PASS successfullyParsed is true TEST COMPLETE