Add m-esr52 at 52.6.0

18 files changed, 591 insertions, 0 deletions

diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/12.6.4-1.js b/js/src/tests/test262/ch12/12.6/12.6.4/12.6.4-1.js
new file mode 100644
index 000000000..3929b0a23
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/12.6.4-1.js
@@ -0,0 +1,34 @@
+/// Copyright (c) 2012 Ecma International.  All rights reserved. 

+/// Ecma International makes this code available under the terms and conditions set

+/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 

+/// "Use Terms").   Any redistribution of this code must retain the above 

+/// copyright and this notice and otherwise comply with the Use Terms.

+/**

+ * @path ch12/12.6/12.6.4/12.6.4-1.js

+ * @description The for-in Statement - a property name must not be visited more than once in any enumeration.

+ */

+

+

+function testcase() {

+        var obj = { prop1: "abc", prop2: "bbc", prop3: "cnn" };

+

+        var countProp1 = 0;

+        var countProp2 = 0;

+        var countProp3 = 0;

+

+        for (var p in obj) {

+            if (obj.hasOwnProperty(p)) {

+                if (p === "prop1") {

+                    countProp1++;

+                }

+                if (p === "prop2") {

+                    countProp2++;

+                }

+                if (p === "prop3") {

+                    countProp3++;

+                }

+            }

+        }

+        return countProp1 === 1 && countProp2 === 1 && countProp3 === 1;

+    }

+runTestCase(testcase);

diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/12.6.4-2.js b/js/src/tests/test262/ch12/12.6/12.6.4/12.6.4-2.js
new file mode 100644
index 000000000..dca36c1ff
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/12.6.4-2.js
@@ -0,0 +1,52 @@
+/// Copyright (c) 2012 Ecma International.  All rights reserved. 

+/// Ecma International makes this code available under the terms and conditions set

+/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 

+/// "Use Terms").   Any redistribution of this code must retain the above 

+/// copyright and this notice and otherwise comply with the Use Terms.

+/**

+ * @path ch12/12.6/12.6.4/12.6.4-2.js

+ * @description The for-in Statement - the values of [[Enumerable]] attributes are not considered when determining if a property of a prototype object is shadowed by a previous object on the prototype chain

+ */

+

+

+function testcase() {

+        var obj = {};

+

+        var proto = {};

+

+        Object.defineProperty(proto, "prop", {

+            value: "inheritedValue",

+            enumerable: false,

+            configurable: true,

+            writable: true

+        });

+

+        var ConstructFun = function () { };

+        ConstructFun.prototype = proto;

+

+        var child = new ConstructFun();

+

+        Object.defineProperty(child, "prop1", {

+            value: "overridedValue1",

+            enumerable: false

+        });

+        Object.defineProperty(child, "prop2", {

+            value: "overridedValue2",

+            enumerable: true

+        });

+        var accessedProp1 = false;

+        var accessedProp2 = false;

+

+        for (var p in child) {

+            if (child.hasOwnProperty(p)) {

+                if (p === "prop1") {

+                    accessedProp1 = true;

+                }

+                if (p === "prop2") {

+                    accessedProp2 = true;

+                }

+            }

+        }

+        return !accessedProp1 && accessedProp2 && child.prop1 === "overridedValue1" && child.prop2 === "overridedValue2";

+    }

+runTestCase(testcase);

diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A1.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A1.js
new file mode 100644
index 000000000..fd8c754bf
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A1.js
@@ -0,0 +1,33 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * "for(key in undefined)" Statement is allowed
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A1.js
+ * @description Checking if execution of "for(key in undefined)" passes
+ */
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+try {
+	for(__key in undefined){
+	    var key=__key;
+	};
+} catch (e) {
+	$ERROR('#1: "for(key in undefined){}" does not lead to throwing exception');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (key!==undefined) {
+	$ERROR('#2: key === undefined. Actual: key === '+key);
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A14_T2.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A14_T2.js
new file mode 100644
index 000000000..b90e3e99b
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A14_T2.js
@@ -0,0 +1,26 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * FunctionExpession within a "for-in" Expression is allowed
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A14_T2.js
+ * @description Using "function __func(){return {a:1};}()" as Expession
+ */
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#
+for(x in function __func(){return {a:1};}()){
+    var __reached = x;
+};
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (__reached !== "a") {
+	$ERROR('#2: function expession inside of for-in expression allowed');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A15.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A15.js
new file mode 100644
index 000000000..c19908904
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A15.js
@@ -0,0 +1,21 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * Block within a "for-in" Expression is not allowed
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A15.js
+ * @description Using block within "for-in" Expression
+ * @negative
+ */
+
+var __arr=[1,2,3];
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#
+for(x in {__arr}){
+   break ;
+};
+//
+//////////////////////////////////////////////////////////////////////////////
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A2.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A2.js
new file mode 100644
index 000000000..e8db640c0
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A2.js
@@ -0,0 +1,33 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * "for(key in null)" Expression is allowed
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A2.js
+ * @description Checking if execution of "for(key in null)" passes
+ */
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#
+try {
+	for(__key in null){
+	    var key=__key;
+	};
+} catch (e) {
+	$ERROR('#1: "for(__key in null){}" does not lead to throwing exception');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (key!==undefined) {
+	$ERROR('#2: key === undefined. Actual: key ==='+key);
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A3.1.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A3.1.js
new file mode 100644
index 000000000..d232fe48d
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A3.1.js
@@ -0,0 +1,33 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * The production IterationStatement: "for (var VariableDeclarationNoIn in Expression) Statement"
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A3.1.js
+ * @description Using an array as an Expression is appropriate. Here Expression is an array of numbers
+ */
+
+__str="";
+
+__evaluated = eval("for(var ind in (arr=[2,1,4,3]))__str+=arr[ind]");
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+if (__evaluated !== __str) {
+	$ERROR('#1: __evaluated === __str. Actual:  __evaluated ==='+ __evaluated  );
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (!( (__str.indexOf("2")!==-1)&&(__str.indexOf("1")!==-1)&&(__str.indexOf("4")!==-1)&&(__str.indexOf("3")!==-1) )) {
+	$ERROR('#2: (__str.indexOf("2")!==-1)&&(__str.indexOf("1")!==-1)&&(__str.indexOf("4")!==-1)&&(__str.indexOf("3")!==-1)');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A3.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A3.js
new file mode 100644
index 000000000..2b34c38c7
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A3.js
@@ -0,0 +1,33 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * The production IterationStatement: "for (var VariableDeclarationNoIn in Expression) Statement"
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A3.js
+ * @description Using an array as an Expression is appropriate. Here Expression is an array of numbers. Eval is used
+ */
+
+__str="";
+
+__evaluated = eval("for(ind in (arr=[2,1,4,3]))__str+=arr[ind]");
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+if (__evaluated !== __str) {
+	$ERROR('#1: __evaluated === __str. Actual:  __evaluated ==='+ __evaluated  );
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (!( (__str.indexOf("2")!==-1)&&(__str.indexOf("1")!==-1)&&(__str.indexOf("4")!==-1)&&(__str.indexOf("3")!==-1) )) {
+	$ERROR('#2: (__str.indexOf("2")!==-1)&&(__str.indexOf("1")!==-1)&&(__str.indexOf("4")!==-1)&&(__str.indexOf("3")!==-1)');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A4.1.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A4.1.js
new file mode 100644
index 000000000..a491b3f34
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A4.1.js
@@ -0,0 +1,34 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * The production IterationStatement: "for (var VariableDeclarationNoIn in Expression) Statement"
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A4.1.js
+ * @description Using Object as an Expression is appropriate. Eval is used
+ */
+
+__str="";
+
+__evaluated = eval("for(var ind in (hash={2:'b',1:'a',4:'d',3:'c'}))__str+=hash[ind]");
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+if ( !( (__evaluated.indexOf("a")!==-1)& (__evaluated.indexOf("b")!==-1)& (__evaluated.indexOf("c")!==-1)&(__evaluated.indexOf("d")!==-1) ) ) {
+	$ERROR('#1: (__evaluated.indexOf("a")!==-1)& (__evaluated.indexOf("b")!==-1)& (__evaluated.indexOf("c")!==-1)&(__evaluated.indexOf("d")!==-1)');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (__str !== __evaluated) {
+	$ERROR('#2: __str === __evaluated. Actual:  __str ==='+ __str  );
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+
+
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A4.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A4.js
new file mode 100644
index 000000000..79f496b8c
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A4.js
@@ -0,0 +1,34 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * The production IterationStatement: "for (var VariableDeclarationNoIn in Expression) Statement"
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A4.js
+ * @description Using Object as an Expression is appropriate. Eval is used
+ */
+
+__str="";
+
+__evaluated = eval("for(ind in (hash={2:'b',1:'a',4:'d',3:'c'}))__str+=hash[ind]");
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+if ( !( (__evaluated.indexOf("a")!==-1)& (__evaluated.indexOf("b")!==-1)& (__evaluated.indexOf("c")!==-1)&(__evaluated.indexOf("d")!==-1) ) ) {
+	$ERROR('#1: (__evaluated.indexOf("a")!==-1)& (__evaluated.indexOf("b")!==-1)& (__evaluated.indexOf("c")!==-1)&(__evaluated.indexOf("d")!==-1)');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (__str !== __evaluated) {
+	$ERROR('#2: __str === __evaluated. Actual:  __str ==='+ __str  );
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+
+
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A5.1.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A5.1.js
new file mode 100644
index 000000000..37992e1dd
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A5.1.js
@@ -0,0 +1,42 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * The production IterationStatement: "for (var VariableDeclarationNoIn in Expression) Statement"
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A5.1.js
+ * @description Using hierarchical Object as an Expression is appropriate. The depth is two
+ */
+
+__hash__map={a:{aa:1,ab:2,ac:3,ad:4},b:{ba:1,bb:2,bc:3,bd:4},c:{ca:1,cb:2,cc:3,cd:4},d:{da:1,db:2,dc:3,dd:4}};
+
+__arr = "";
+
+for(var __key in __hash__map){
+    for (var __ind in __hash__map[__key]){
+        __arr+=("" + __ind + __hash__map[__key][__ind]);
+    }
+}
+
+if(!(
+(__arr.indexOf("aa1")!==-1)&
+(__arr.indexOf("ab2")!==-1)&
+(__arr.indexOf("ac3")!==-1)&
+(__arr.indexOf("ad4")!==-1)&
+(__arr.indexOf("ba1")!==-1)&
+(__arr.indexOf("bb2")!==-1)&
+(__arr.indexOf("bc3")!==-1)&
+(__arr.indexOf("bd4")!==-1)&
+(__arr.indexOf("ca1")!==-1)&
+(__arr.indexOf("cb2")!==-1)&
+(__arr.indexOf("cc3")!==-1)&
+(__arr.indexOf("cd4")!==-1)&
+(__arr.indexOf("da1")!==-1)&
+(__arr.indexOf("db2")!==-1)&
+(__arr.indexOf("dc3")!==-1)&
+(__arr.indexOf("dd4")!==-1)
+)) $ERROR('#1: The nested for-in Statement applied to hierarchial object works properly as described in the Standard');
+
+
+
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A5.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A5.js
new file mode 100644
index 000000000..974659f10
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A5.js
@@ -0,0 +1,42 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * The production IterationStatement: "for (var VariableDeclarationNoIn in Expression) Statement"
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A5.js
+ * @description Using hierarchical Object as an Expression is appropriate. The depth is two
+ */
+
+__hash__map={a:{aa:1,ab:2,ac:3,ad:4},b:{ba:1,bb:2,bc:3,bd:4},c:{ca:1,cb:2,cc:3,cd:4},d:{da:1,db:2,dc:3,dd:4}};
+
+__arr = "";
+
+for(__key in __hash__map){
+    for (__ind in __hash__map[__key]){
+        __arr+=("" + __ind + __hash__map[__key][__ind]);
+    }
+}
+
+if(!(
+(__arr.indexOf("aa1")!==-1)&
+(__arr.indexOf("ab2")!==-1)&
+(__arr.indexOf("ac3")!==-1)&
+(__arr.indexOf("ad4")!==-1)&
+(__arr.indexOf("ba1")!==-1)&
+(__arr.indexOf("bb2")!==-1)&
+(__arr.indexOf("bc3")!==-1)&
+(__arr.indexOf("bd4")!==-1)&
+(__arr.indexOf("ca1")!==-1)&
+(__arr.indexOf("cb2")!==-1)&
+(__arr.indexOf("cc3")!==-1)&
+(__arr.indexOf("cd4")!==-1)&
+(__arr.indexOf("da1")!==-1)&
+(__arr.indexOf("db2")!==-1)&
+(__arr.indexOf("dc3")!==-1)&
+(__arr.indexOf("dd4")!==-1)
+)) $ERROR('#1: The nested for-in Statement applied to hierarchial object works properly as described in the Standard');
+
+
+
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A6.1.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A6.1.js
new file mode 100644
index 000000000..78cc2e842
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A6.1.js
@@ -0,0 +1,38 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * The production IterationStatement: "for (var VariableDeclarationNoIn in Expression) Statement"
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A6.1.js
+ * @description Using Object with custom prototype as an Expression is appropriate. The prototype is "{feat:2,hint:"protohint"}"
+ */
+
+function FACTORY(){this.prop=1;this.hint="hinted"};
+
+FACTORY.prototype = {feat:2,hint:"protohint"};
+
+var __instance = new FACTORY;
+
+__accum="";
+
+for (var key in __instance){
+	__accum+=(key + __instance[key]);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+if (!((__accum.indexOf("prop1")!==-1)&&(__accum.indexOf("feat2")!==-1)&&(__accum.indexOf("hinthinted")!==-1))) {
+	$ERROR('#1: (__accum.indexOf("prop1")!==-1)&&(__accum.indexOf("feat2")!==-1)&&(__accum.indexOf("hinthinted")!==-1)');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (__accum.indexOf("hintprotohint")!==-1) {
+	$ERROR('#2: __accum.indexOf("hintprotohint") === -1. Actual:  __accum.indexOf("hintprotohint") ==='+ __accum.indexOf("hintprotohint")  );
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A6.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A6.js
new file mode 100644
index 000000000..5a1f8d9c2
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A6.js
@@ -0,0 +1,38 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * The production IterationStatement: "for (var VariableDeclarationNoIn in Expression) Statement"
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A6.js
+ * @description Using Object with custom prototype as an Expression is appropriate. The prototype is "{feat:2,hint:"protohint"}"
+ */
+
+function FACTORY(){this.prop=1;this.hint="hinted"};
+
+FACTORY.prototype = {feat:2,hint:"protohint"};
+
+var __instance = new FACTORY;
+
+__accum="";
+
+for (key in __instance){
+	__accum+=(key + __instance[key]);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+if (!((__accum.indexOf("prop1")!==-1)&&(__accum.indexOf("feat2")!==-1)&&(__accum.indexOf("hinthinted")!==-1))) {
+	$ERROR('#1: (__accum.indexOf("prop1")!==-1)&&(__accum.indexOf("feat2")!==-1)&&(__accum.indexOf("hinthinted")!==-1)');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (__accum.indexOf("hintprotohint")!==-1) {
+	$ERROR('#2: __accum.indexOf("hintprotohint") === -1. Actual:  __accum.indexOf("hintprotohint") ==='+ __accum.indexOf("hintprotohint")  );
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A7_T1.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A7_T1.js
new file mode 100644
index 000000000..1105b7ff2
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A7_T1.js
@@ -0,0 +1,49 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * Properties of the object being enumerated may be deleted during enumeration
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A7_T1.js
+ * @description Checking "for (LeftHandSideExpression in Expression) Statement" case
+ */
+
+__obj={aa:1,ba:2,ca:3};
+
+__accum="";
+
+for (__key in __obj){
+	
+    erasator_T_1000(__obj,"b");
+  
+	__accum+=(__key+__obj[__key]);
+	
+}
+
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+if (!((__accum.indexOf("aa1")!==-1)&&(__accum.indexOf("ca3")!==-1))) {
+	$ERROR('#1: (__accum.indexOf("aa1")!==-1)&&(__accum.indexOf("ca3")!==-1)');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (__accum.indexOf("ba2")!==-1) {
+	$ERROR('#2: __accum.indexOf("ba2") === -1. Actual:  __accum.indexOf("ba2") ==='+ __accum.indexOf("ba2")  );
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+// erasator is the hash map terminator
+function erasator_T_1000(hash_map, charactr){
+	for (key in hash_map){
+		if (key.indexOf(charactr)===0) {
+			delete hash_map[key];
+		};
+	}
+}
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A7_T2.js b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A7_T2.js
new file mode 100644
index 000000000..48be196ab
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/S12.6.4_A7_T2.js
@@ -0,0 +1,49 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * Properties of the object being enumerated may be deleted during enumeration
+ *
+ * @path ch12/12.6/12.6.4/S12.6.4_A7_T2.js
+ * @description Checking "for (var VariableDeclarationNoIn in Expression) Statement" case
+ */
+
+__obj={aa:1,ba:2,ca:3};
+
+__accum="";
+
+for (var __key in __obj){
+	
+    erasator_T_1000(__obj,"b");
+  
+	__accum+=(__key+__obj[__key]);
+	
+}
+
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+if (!((__accum.indexOf("aa1")!==-1)&&(__accum.indexOf("ca3")!==-1))) {
+	$ERROR('#1: (__accum.indexOf("aa1")!==-1)&&(__accum.indexOf("ca3")!==-1)');
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#2
+if (__accum.indexOf("ba2")!==-1) {
+	$ERROR('#2: __accum.indexOf("ba2") === -1. Actual:  __accum.indexOf("ba2") ==='+ __accum.indexOf("ba2")  );
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+// erasator is the hash map terminator
+function erasator_T_1000(hash_map, charactr){
+	for (key in hash_map){
+		if (key.indexOf(charactr)===0) {
+			delete hash_map[key];
+		};
+	}
+}
+
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/browser.js b/js/src/tests/test262/ch12/12.6/12.6.4/browser.js
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/browser.js
diff --git a/js/src/tests/test262/ch12/12.6/12.6.4/shell.js b/js/src/tests/test262/ch12/12.6/12.6.4/shell.js
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/js/src/tests/test262/ch12/12.6/12.6.4/shell.js