Support for super assignments in for..in.

test/mjsunit/harmony/super.js

Index: test/mjsunit/harmony/super.js
diff --git a/test/mjsunit/harmony/super.js b/test/mjsunit/harmony/super.js
index d1cba533d56f9c3dbee417572808f12b66f8021a..8939b5089f698dca509efee3eaa53deb0678a0ae 100644
--- a/test/mjsunit/harmony/super.js
+++ b/test/mjsunit/harmony/super.js
@@ -660,6 +660,55 @@
 }());
 
 
+(function TestSetterInForIn() {
+  var setCalled = 0;
+  var getCalled = 0;
+  function Base() {}
+  Base.prototype = {
+    constructor: Base,
+    get x() {
+      getCalled++;
+      return 1;
+    },
+    set x(v) {
+      setCalled++;
+      this.x_.push(v);
+    },
+  };
+
+  function Derived() {
+    this.x_ = [];
+  }
+  Derived.prototype = {
+    __proto__: Base.prototype,
+    constructor: Derived,
+  };
+
+  Derived.prototype.testIter = function() {
+    setCalled = 0;
+    getCalled = 0;
+    for (super.x in [1,2,3]) {}
+    assertEquals(0, getCalled);
+    assertEquals(3, setCalled);
+    assertEquals(["0","1","2"], this.x_);
+  }.toMethod(Derived.prototype);
+
+  new Derived().testIter();
+
+  var x = 'x';
+  Derived.prototype.testIterKeyed = function() {
+    setCalled = 0;
+    getCalled = 0;
+    for (super[x] in [1,2,3]) {}
+    assertEquals(0, getCalled);
+    assertEquals(3, setCalled);
+    assertEquals(["0","1","2"], this.x_);
+  }.toMethod(Derived.prototype);
+
+  new Derived().testIterKeyed();
+}());
+

[Igor Sheludko, 2014/10/13 11:39:07]

Does it make sense to test keyed access via object with toString() method like
you did for ordinary keyed stores to super?

[Dmitry Lomov (no reviews), 2014/10/13 12:39:51]

Done.

+
 (function TestKeyedSetterCreatingOwnProperties() {
   var ownReadOnly = 'ownReadOnly';
   var ownReadonlyAccessor = 'ownReadonlyAccessor';