1 files changed, 21 insertions, 0 deletions
diff --git a/js/src/tests/non262/AsyncIterator/prototype/some/error-from-correct-realm.js b/js/src/tests/non262/AsyncIterator/prototype/some/error-from-correct-realm.js
new file mode 100644
index 0000000000..bb4b637c1a
--- /dev/null
+++ b/js/src/tests/non262/AsyncIterator/prototype/some/error-from-correct-realm.js
@@ -0,0 +1,21 @@
+// |reftest| skip-if(!this.hasOwnProperty('AsyncIterator')) 
+
+const otherGlobal = newGlobal({newCompartment: true});
+assertEq(TypeError !== otherGlobal.TypeError, true);
+
+async function *gen() {}
+
+gen().some().then(() => assertEq(true, false, 'expected error'), err => {
+  assertEq(err instanceof TypeError, true);
+});
+
+otherGlobal.AsyncIterator.prototype.some.call(gen()).then(() => assertEq(true, false, 'expected error'), err => {
+  assertEq(
+    err instanceof otherGlobal.TypeError,
+    true,
+    'TypeError comes from the realm of the method.',
+  );
+});
+
+if (typeof reportCompare === 'function')
+  reportCompare(0, 0);