1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/AsyncGeneratorFunction/invoked-as-function-multiple-arguments.js b/js/src/tests/test262/built-ins/AsyncGeneratorFunction/invoked-as-function-multiple-arguments.js
new file mode 100644
index 0000000000..f36557f9cc
--- /dev/null
+++ b/js/src/tests/test262/built-ins/AsyncGeneratorFunction/invoked-as-function-multiple-arguments.js
@@ -0,0 +1,28 @@
+// |reftest| async
+// Copyright (C) 2018 Valerie Young. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-asyncgeneratorfunction
+description: >
+    When invoked via the function invocation pattern with multiple arguments,
+    the AsyncGeneratorFunction intrinsic creates a valid generator whose body is the
+    last argument evaluated as source code and whose formal parameters are
+    defined by the preceding arguments.
+features: [async-iteration]
+flags: [async]
+---*/
+
+var AsyncGeneratorFunction = Object.getPrototypeOf(async function* () {}).constructor;
+
+var g = AsyncGeneratorFunction('x', 'y', 'yield x + y;');
+var iter = g(2, 3);
+
+iter.next().then(function(result) {
+  assert.sameValue(result.value, 5, 'First result `value`');
+  assert.sameValue(result.done, false, 'First result `done` flag');
+}).then(undefined, $DONE)
+
+iter.next().then(function(result) {
+  assert.sameValue(result.value, undefined, 'Final result `value`');
+  assert.sameValue(result.done, true, 'Final result `done` flag');
+}).then($DONE, $DONE)