1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/non262/AsyncIterator/prototype/find/this-not-iterator-throws.js b/js/src/tests/non262/AsyncIterator/prototype/find/this-not-iterator-throws.js
new file mode 100644
index 0000000000..97c8b142a2
--- /dev/null
+++ b/js/src/tests/non262/AsyncIterator/prototype/find/this-not-iterator-throws.js
@@ -0,0 +1,20 @@
+// |reftest| skip-if(!this.hasOwnProperty('AsyncIterator'))
+
+const fn = x => x;
+
+function check(x) {
+  AsyncIterator.prototype.find.call(x, fn).then(
+    () => assertEq(true, false, 'expected error'),
+    err => {
+      assertEq(err instanceof TypeError, true);
+    }
+  );
+}
+
+check();
+check(undefined);
+check({});
+check({next: 0});
+
+if (typeof reportCompare === 'function')
+  reportCompare(0, 0);