js/src/jit-test/tests/collections/Map-clear-5.js

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1 // Map.clear is unaffected by deleting/monkeypatching Map.prototype.{delete,iterator}.
2
3 var data = [["a", 1], ["b", 2]];
4 var m1 = Map(data), m2 = Map(data);
5
6 delete Map.prototype.delete;
7 delete Map.prototype.iterator;
8 m1.clear();
9 assertEq(m1.size, 0);
10
11 Map.prototype.delete = function () { throw "FAIL"; };
12 Map.prototype.iterator = function () { throw "FAIL"; };
13 m2.clear();
14 assertEq(m2.size, 0);

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