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-rw-r--r--js/src/jit-test/tests/collections/Set-clear-iterators-3.js10
1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Set-clear-iterators-3.js b/js/src/jit-test/tests/collections/Set-clear-iterators-3.js
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index 000000000..c814d4ca9
--- /dev/null
+++ b/js/src/jit-test/tests/collections/Set-clear-iterators-3.js
@@ -0,0 +1,10 @@
+// A closed Set iterator does not visit new entries added after a clear().
+
+load(libdir + "iteration.js");
+
+var s = new Set();
+var it = s[Symbol.iterator]();
+assertIteratorDone(it, undefined); // close the iterator
+s.clear();
+s.add("a");
+assertIteratorDone(it, undefined);