| actual = ''; | |
| expected = '3,6,9,12,15,18,'; | |
| function slice(a, b) | |
| { | |
| //return { x: a + ':' + b }; | |
| return b; | |
| } | |
| function f(index) | |
| { | |
| var length = 20; | |
| function get3() { | |
| //appendToActual("get3 " + index); | |
| if (length - index < 3) | |
| return null; | |
| return slice(index, index += 3); | |
| } | |
| var bytes = null; | |
| while (bytes = get3()) { | |
| appendToActual(bytes); | |
| } | |
| } | |
| f(0); | |
| assertEq(actual, expected) |