js/src/jit-test/tests/collections/Map-iterator-remove-6.js

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1 // Removing many Map entries does not cause a live iterator to skip any of the
2 // entries that were not removed. (Compacting a Map must not be observable to
3 // script.)
4
5 load(libdir + "iteration.js");
6
7 var map = Map();
8 for (var i = 0; i < 32; i++)
9 map.set(i, i);
10 var iter = map[std_iterator]();
11 assertIteratorNext(iter, [0, 0]);
12 for (var i = 0; i < 30; i++)
13 map.delete(i);
14 assertEq(map.size, 2);
15 for (var i = 32; i < 100; i++)
16 map.set(i, i); // eventually triggers compaction
17
18 for (var i = 30; i < 100; i++)
19 assertIteratorNext(iter, [i, i]);
20
21 assertIteratorDone(iter, undefined);

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