michael@0: function testNestedClosures() {
michael@0:     function f(a, b) {
michael@0:         function g(x, y) {
michael@0:             function h(m, n) {
michael@0:                 function k(u, v) {
michael@0:                     var s = '';
michael@0:                     for (var i = 0; i < 5; ++i)
michael@0:                         s = a + ',' + b + ',' + x + ',' + y + ',' + m + ',' + n + ',' + u + ',' + v;
michael@0:                     return s;
michael@0:                 }
michael@0:                 return k(m+1, n+1);
michael@0:             }
michael@0:             return h(x+1, y+1);
michael@0:         }
michael@0:         return g(a+1, b+1);
michael@0:     }
michael@0: 
michael@0:     var s1;
michael@0:     for (var i = 0; i < 5; ++i)
michael@0:         s1 = f(i, i+i);
michael@0:     return s1;
michael@0: }
michael@0: assertEq(testNestedClosures(), '4,8,5,9,6,10,7,11');