1 files changed, 89 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/async-generator/yield-star-next-then-get-abrupt.js b/js/src/tests/test262/language/statements/async-generator/yield-star-next-then-get-abrupt.js
new file mode 100644
index 0000000000..f7cc2f3588
--- /dev/null
+++ b/js/src/tests/test262/language/statements/async-generator/yield-star-next-then-get-abrupt.js
@@ -0,0 +1,89 @@
+// |reftest| async
+// This file was procedurally generated from the following sources:
+// - src/async-generators/yield-star-next-then-get-abrupt.case
+// - src/async-generators/default/async-declaration.template
+/*---
+description: Return abrupt after getting next().then (Async generator Function declaration)
+esid: prod-AsyncGeneratorDeclaration
+features: [Symbol.iterator, Symbol.asyncIterator, async-iteration]
+flags: [generated, async]
+info: |
+    Async Generator Function Definitions
+
+    AsyncGeneratorDeclaration:
+      async [no LineTerminator here] function * BindingIdentifier ( FormalParameters ) {
+        AsyncGeneratorBody }
+
+
+    YieldExpression: yield * AssignmentExpression
+    ...
+    6. Repeat
+      a. If received.[[Type]] is normal, then
+        ii. Let innerResult be ? Invoke(iterator, "next",
+            « received.[[Value]] »).
+        iii. If generatorKind is async, then set innerResult to
+             ? Await(innerResult).
+    ...
+
+    Await
+
+    ...
+    2. Let promiseCapability be ! NewPromiseCapability(%Promise%).
+    3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »).
+    ...
+
+    Promise Resolve Functions
+
+    ...
+    8. Let then be Get(resolution, "then").
+    ...
+    10. Get thenAction be then.[[Value]].
+    ...
+    12. Perform EnqueueJob("PromiseJobs", PromiseResolveThenableJob, « promise,
+        resolution, thenAction »).
+    ...
+
+---*/
+var reason = {};
+var obj = {
+  get [Symbol.iterator]() {
+    throw new Test262Error('it should not get Symbol.iterator');
+  },
+  [Symbol.asyncIterator]() {
+    return {
+      next() {
+        return {
+          get then() {
+            throw reason;
+          }
+        };
+      }
+    };
+  }
+};
+
+
+
+var callCount = 0;
+
+async function *gen() {
+  callCount += 1;
+  yield* obj;
+    throw new Test262Error('abrupt completion closes iter');
+
+}
+
+var iter = gen();
+
+iter.next().then(() => {
+  throw new Test262Error('Promise incorrectly fulfilled.');
+}, v => {
+  assert.sameValue(v, reason, 'reject reason');
+
+  iter.next().then(({ done, value }) => {
+    assert.sameValue(done, true, 'the iterator is completed');
+    assert.sameValue(value, undefined, 'value is undefined');
+  }).then($DONE, $DONE);
+}).catch($DONE);
+
+assert.sameValue(callCount, 1);