js/src/jit-test/tests/self-hosting/getbuiltinconstructor.js


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let getCtor = getSelfHostedValue('GetBuiltinConstructor');

assertEq(getCtor('Array'), Array);

let origArray = Array;
Array = function(){};
assertEq(getCtor('Array') == Array, false);
assertEq(getCtor('Array'), origArray);

let origMap = Map;
Map = function(){};
assertEq(getCtor('Map') == Map, false);
assertEq(getCtor('Map'), origMap);