1 files changed, 65 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-var-obj-ptrn-prop-ary-init.js b/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-var-obj-ptrn-prop-ary-init.js
new file mode 100644
index 0000000000..099b2458e5
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-await-of/async-gen-dstr-var-obj-ptrn-prop-ary-init.js
@@ -0,0 +1,65 @@
+// |reftest| async
+// This file was procedurally generated from the following sources:
+// - src/dstr-binding-for-await/obj-ptrn-prop-ary-init.case
+// - src/dstr-binding-for-await/default/for-await-of-async-gen-var.template
+/*---
+description: Object binding pattern with "nested" array binding pattern using initializer (for-await-of statement)
+esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
+features: [destructuring-binding, async-iteration]
+flags: [generated, async]
+info: |
+    IterationStatement :
+        for await ( var ForBinding of AssignmentExpression ) Statement
+
+    [...]
+    2. Return ? ForIn/OfBodyEvaluation(ForBinding, Statement, keyResult,
+        varBinding, labelSet, async).
+
+    13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
+
+    [...]
+    4. Let destructuring be IsDestructuring of lhs.
+    [...]
+    6. Repeat
+       [...]
+       j. If destructuring is false, then
+          [...]
+       k. Else
+          i. If lhsKind is assignment, then
+             [...]
+          ii. Else if lhsKind is varBinding, then
+              1. Assert: lhs is a ForBinding.
+              2. Let status be the result of performing BindingInitialization
+                 for lhs passing nextValue and undefined as the arguments.
+          [...]
+
+    13.3.3.7 Runtime Semantics: KeyedBindingInitialization
+
+    [...]
+    4. If Initializer is present and v is undefined, then
+       a. Let defaultValue be the result of evaluating Initializer.
+       b. Set v to ? GetValue(defaultValue).
+    4. Return the result of performing BindingInitialization for BindingPattern
+       passing v and environment as arguments.
+---*/
+
+var iterCount = 0;
+
+async function *fn() {
+  for await (var { w: [x, y, z] = [4, 5, 6] } of [{}]) {
+    assert.sameValue(x, 4);
+    assert.sameValue(y, 5);
+    assert.sameValue(z, 6);
+
+    assert.throws(ReferenceError, function() {
+      w;
+    });
+
+    iterCount += 1;
+  }
+}
+
+fn().next()
+  .then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
+  .then($DONE, $DONE);
+