1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/non262/Iterator/prototype/drop/drop.js b/js/src/tests/non262/Iterator/prototype/drop/drop.js
new file mode 100644
index 0000000000..7ca1f34fbe
--- /dev/null
+++ b/js/src/tests/non262/Iterator/prototype/drop/drop.js
@@ -0,0 +1,25 @@
+// |reftest| skip-if(!this.hasOwnProperty('AsyncIterator'))
+
+/*---
+esid: pending
+description: Smoketest of %Iterator.prototype%.drop.
+info: >
+  Iterator Helpers proposal 2.1.5.5
+features: [iterator-helpers]
+---*/
+
+let iter = [1, 2, 3].values().drop(1);
+
+for (const v of [2, 3]) {
+  let result = iter.next();
+  assertEq(result.done, false);
+  assertEq(result.value, v);
+}
+
+assertEq(iter.next().done, true);
+
+// `drop`, when called without arguments, throws a RangeError,
+assertThrowsInstanceOf(() => ['test'].values().drop(), RangeError);
+
+if (typeof reportCompare === 'function')
+  reportCompare(0, 0);