1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/async-generator/named-strict-error-reassign-fn-name-in-body-in-arrow-strict.js b/js/src/tests/test262/language/expressions/async-generator/named-strict-error-reassign-fn-name-in-body-in-arrow-strict.js
new file mode 100644
index 0000000000..edadb9d94a
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/async-generator/named-strict-error-reassign-fn-name-in-body-in-arrow-strict.js
@@ -0,0 +1,39 @@
+// |reftest| async
+'use strict';
+// This file was procedurally generated from the following sources:
+// - src/function-forms/reassign-fn-name-in-body-in-arrow.case
+// - src/function-forms/expr-named/async-gen-func-expr-named-strict-error.template
+/*---
+description: Reassignment of function name is silently ignored in non-strict mode code. (async generator named function expression in strict mode code)
+esid: sec-asyncgenerator-definitions-evaluation
+features: [async-iteration]
+flags: [generated, async, onlyStrict]
+includes: [asyncHelpers.js]
+info: |
+    AsyncGeneratorExpression :
+        async function * BindingIdentifier ( FormalParameters ) { AsyncGeneratorBody }
+
+---*/
+
+// increment callCount in case "body"
+let callCount = 0;
+let ref = async function * BindingIdentifier() {
+  callCount++;
+  (() => {
+    BindingIdentifier = 1;
+  })();
+  return BindingIdentifier;
+};
+
+asyncTest(async () => {
+  let catchCount = 0;
+  try {
+    (await (await ref()).next()).value
+  } catch (error) {
+    catchCount++;
+    assert(error instanceof TypeError);
+  }
+  assert.sameValue(catchCount, 1);
+  assert.sameValue(callCount, 1);
+});
+