actual = ''; expected = '0,0,0,0,0,88,88,88,88,88,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,'; function h(k) { for (var i = 0; i < 5; ++i) { var a = arguments; appendToActual(a[k]); } } h(0); h(2, 99, 88, 77); h(-5); h(46); h('adf'); assertEq(actual, expected)