1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Iterator/prototype/find/iterator-has-no-return.js b/js/src/tests/test262/built-ins/Iterator/prototype/find/iterator-has-no-return.js
new file mode 100644
index 0000000000..620739de77
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Iterator/prototype/find/iterator-has-no-return.js
@@ -0,0 +1,30 @@
+// |reftest| shell-option(--enable-iterator-helpers) skip-if(!this.hasOwnProperty('Iterator')||!xulRuntime.shell) -- iterator-helpers is not enabled unconditionally, requires shell-options
+// Copyright (C) 2023 Michael Ficarra. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-iteratorprototype.find
+description: >
+  The underlying iterator is sometimes unable to be closed (has no return method)
+info: |
+  %Iterator.prototype%.find ( predicate )
+
+features: [iterator-helpers]
+flags: []
+---*/
+let iterator = [1, 2, 3, 4, 5][Symbol.iterator]();
+
+assert.sameValue(iterator.return, undefined);
+
+let ret = iterator.find(v => v > 3);
+
+assert.sameValue(ret, 4);
+
+let { done, value } = iterator.next();
+assert.sameValue(done, false);
+assert.sameValue(value, 5);
+
+({ done, value } = iterator.next());
+assert.sameValue(done, true);
+assert.sameValue(value, undefined);
+
+reportCompare(0, 0);