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-rw-r--r--js/src/jit-test/tests/collections/Set-clear-4.js10
1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Set-clear-4.js b/js/src/jit-test/tests/collections/Set-clear-4.js
new file mode 100644
index 000000000..5551a07ab
--- /dev/null
+++ b/js/src/jit-test/tests/collections/Set-clear-4.js
@@ -0,0 +1,10 @@
+// Clearing a Set after deleting some entries works.
+
+var s = new Set(["a", "b", "c", "d"]);
+for (var v of s)
+ if (v !== "c")
+ s.delete(v);
+s.clear();
+assertEq(s.size, 0);
+assertEq(s.has("c"), false);
+assertEq(s.has("d"), false);