diff options
Diffstat (limited to 'js/src/jit-test/tests/collections/Map-iterator-add-1.js')
-rw-r--r-- | js/src/jit-test/tests/collections/Map-iterator-add-1.js | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Map-iterator-add-1.js b/js/src/jit-test/tests/collections/Map-iterator-add-1.js new file mode 100644 index 0000000000..495ad62882 --- /dev/null +++ b/js/src/jit-test/tests/collections/Map-iterator-add-1.js @@ -0,0 +1,15 @@ +// map.iterator() is live: entries added during iteration are visited. + +var map = new Map(); +function force(k) { + if (!map.has(k) && k >= 0) + map.set(k, k - 1); +} +force(5); +var log = ''; +for (let [k, v] of map) { + log += k + ';'; + force(v); +} +assertEq(log, '5;4;3;2;1;0;'); +assertEq(map.size, 6); |