1 files changed, 58 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/dstr/array-rest-yield-expr.js b/js/src/tests/test262/language/statements/for-of/dstr/array-rest-yield-expr.js
new file mode 100644
index 0000000000..d0c492b0a3
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-of/dstr/array-rest-yield-expr.js
@@ -0,0 +1,58 @@
+// This file was procedurally generated from the following sources:
+// - src/dstr-assignment/array-rest-yield-expr.case
+// - src/dstr-assignment/default/for-of.template
+/*---
+description: When a `yield` token appears within the DestructuringAssignmentTarget of an AssignmentRestElement and within the body of a generator function, it should behave as a YieldExpression. (For..of statement)
+esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
+features: [generators, destructuring-binding]
+flags: [generated]
+info: |
+    IterationStatement :
+      for ( 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
+
+    [...]
+    4. 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.
+    [...]
+---*/
+var x = {};
+var iterationResult, iter;
+
+iter = (function*() {
+
+var counter = 0;
+
+for ([...x[yield]] of [[33, 44, 55]]) {
+  
+  counter += 1;
+}
+
+assert.sameValue(counter, 1);
+
+}());
+
+iterationResult = iter.next();
+
+assert.sameValue(iterationResult.value, undefined);
+assert.sameValue(iterationResult.done, false);
+assert.sameValue(x.prop, undefined);
+
+iterationResult = iter.next('prop');
+
+assert.sameValue(iterationResult.value, undefined);
+assert.sameValue(iterationResult.done, true);
+assert.sameValue(x.prop.length, 3);
+assert.sameValue(x.prop[0], 33);
+assert.sameValue(x.prop[1], 44);
+assert.sameValue(x.prop[2], 55);
+
+reportCompare(0, 0);