1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-await-of/async-func-decl-dstr-obj-rest-str-val.js b/js/src/tests/test262/language/statements/for-await-of/async-func-decl-dstr-obj-rest-str-val.js
new file mode 100644
index 0000000000..2f74cf157c
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-await-of/async-func-decl-dstr-obj-rest-str-val.js
@@ -0,0 +1,47 @@
+// |reftest| async
+// This file was procedurally generated from the following sources:
+// - src/dstr-assignment-for-await/obj-rest-str-val.case
+// - src/dstr-assignment-for-await/default/async-func-decl.template
+/*---
+description: RestBindingInitialization creats an object with indexes as property name (for-await-of statement in an async function declaration)
+esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
+features: [object-rest, destructuring-binding, async-iteration]
+flags: [generated, async]
+info: |
+    IterationStatement :
+      for await ( LeftHandSideExpression of AssignmentExpression ) Statement
+
+    1. Let keyResult be the result of performing ? ForIn/OfHeadEvaluation(« »,
+       AssignmentExpression, iterate).
+    2. Return ? ForIn/OfBodyEvaluation(LeftHandSideExpression, Statement,
+       keyResult, assignment, labelSet).
+
+    13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
+
+    [...]
+    5. If destructuring is true and if lhsKind is assignment, then
+       a. Assert: lhs is a LeftHandSideExpression.
+       b. Let assignmentPattern be the parse of the source text corresponding to
+          lhs using AssignmentPattern as the goal symbol.
+    [...]
+---*/
+let rest;
+
+
+let iterCount = 0;
+async function fn() {
+  for await ({...rest} of ["foo"]) {
+    assert.sameValue(rest["0"], "f");
+    assert.sameValue(rest["1"], "o");
+    assert.sameValue(rest["2"], "o");
+    assert(rest instanceof Object);
+
+    iterCount += 1;
+  }
+}
+
+let promise = fn();
+
+promise
+  .then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
+  .then($DONE, $DONE);