1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-await-of/async-func-decl-dstr-obj-rest-to-property-with-setter.js b/js/src/tests/test262/language/statements/for-await-of/async-func-decl-dstr-obj-rest-to-property-with-setter.js
new file mode 100644
index 0000000000..3570cf1d11
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-await-of/async-func-decl-dstr-obj-rest-to-property-with-setter.js
@@ -0,0 +1,55 @@
+// |reftest| async
+// This file was procedurally generated from the following sources:
+// - src/dstr-assignment-for-await/obj-rest-to-property-with-setter.case
+// - src/dstr-assignment-for-await/default/async-func-decl.template
+/*---
+description: When DestructuringAssignmentTarget is an object property setter, its value should be binded as rest object. (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 settedValue;
+let executedGetter = false;
+let src = {
+  get y() {
+    executedGetter = true;
+  },
+  set y(v) {
+    settedValue = v;
+  },
+};
+src.y = undefined;
+
+let iterCount = 0;
+async function fn() {
+  for await ({...src.y} of [{ x: 1, y: 2}]) {
+    assert.sameValue(settedValue.x, 1);
+    assert.sameValue(settedValue.y, 2);
+    assert(!executedGetter, "The property should not be accessed");
+
+    iterCount += 1;
+  }
+}
+
+let promise = fn();
+
+promise
+  .then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
+  .then($DONE, $DONE);