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// |reftest| skip-if(!this.hasOwnProperty("Tuple"))
var originalTuple = #[0, 1, -2, 4, -8, 16];
var array = [0,1,-2,4,-8,16];
var t = #[];
var arrayIndex = -1;
function mapFn(value, index) {
this.arrayIndex++;
assertEq(value, array[this.arrayIndex]);
assertEq(index, this.arrayIndex);
array.splice(array.length - 1, 1);
return 127;
}
t = Tuple.from(array, mapFn, this);
assertEq(t.length, originalTuple.length / 2);
for (var j = 0; j < originalTuple.length / 2; j++) {
assertEq(t[j], 127);
}
reportCompare(0, 0);
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