Tests to ensure that attributes are not set when an exceptions is raised while converting argument to JSValue. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS setName(select) threw exception Error: error. PASS select.name is "select" PASS setSelectedIndex(select) threw exception Error: error. PASS select.selectedIndex is 1 PASS successfullyParsed is true TEST COMPLETE Value 1 Value 2 Value 3