1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/non262/Iterator/prototype/take/close-iterator-when-none-remaining.js b/js/src/tests/non262/Iterator/prototype/take/close-iterator-when-none-remaining.js
new file mode 100644
index 0000000000..1c78db378b
--- /dev/null
+++ b/js/src/tests/non262/Iterator/prototype/take/close-iterator-when-none-remaining.js
@@ -0,0 +1,40 @@
+// |reftest| skip-if(!this.hasOwnProperty('Iterator'))
+
+//
+//
+/*---
+esid: pending
+description: %Iterator.prototype%.take closes the iterator when remaining is 0.
+info: >
+  Iterator Helpers proposal 2.1.5.4
+features: [iterator-helpers]
+---*/
+
+class TestIterator extends Iterator {
+  next() {
+    return {done: false, value: 1};
+  }
+
+  closed = false;
+  return() {
+    this.closed = true;
+    return {done: true};
+  }
+}
+
+const iter = new TestIterator();
+const iterTake = iter.take(1);
+
+let result = iterTake.next();
+assertEq(result.done, false);
+assertEq(result.value, 1);
+assertEq(iter.closed, false);
+
+result = iterTake.next();
+assertEq(result.done, true);
+assertEq(result.value, undefined);
+assertEq(iter.closed, true);
+
+if (typeof reportCompare == 'function')
+  reportCompare(0, 0);
+