michael@0: actual = '';
michael@0: expected = ',0,0,8888,0,0,8888,0,0,/x/,0,0,';
michael@0: 
michael@0: for each(let a in ['', 8888, 8888, /x/]) {
michael@0:     '';
michael@0:     for each(e in ['', false, '']) {
michael@0:         (function(e) {
michael@0:             for each(let c in ['']) {
michael@0:                 appendToActual(a);
michael@0:             }
michael@0:         })();
michael@0:         for (let aa = 0; aa < 1; ++aa) {
michael@0:             a = aa;
michael@0:         }
michael@0:     }
michael@0: }
michael@0: 
michael@0: 
michael@0: assertEq(actual, expected)