1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Map/groupBy/emptyList.js b/js/src/tests/test262/built-ins/Map/groupBy/emptyList.js
new file mode 100644
index 0000000000..c3bf81c7f0
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+++ b/js/src/tests/test262/built-ins/Map/groupBy/emptyList.js
@@ -0,0 +1,29 @@
+// Copyright (c) 2023 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-map.groupby
+description: Callback is not called and object is not populated if the iterable is empty
+info: |
+  Map.groupBy ( items, callbackfn )
+
+  ...
+  GroupBy ( items, callbackfn, coercion )
+
+  6. Repeat,
+    c. If next is false, then
+      i. Return groups.
+  ...
+features: [array-grouping, Map]
+---*/
+
+const original = [];
+
+const map = Map.groupBy(original, function () {
+  throw new Test262Error('callback function should not be called')
+});
+
+assert.notSameValue(original, map, 'Map.groupBy returns a map');
+assert.sameValue(map.size, 0);
+
+reportCompare(0, 0);