diff --git a/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A1_T1.js b/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A1_T1.js
index 78a9f7fc65..83483b3208 100644
--- a/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A1_T1.js
+++ b/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A1_T1.js
@@ -2,6 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
+esid: sec-array.prototype.tolocalestring
 info: >
     The elements of the array are converted to strings using their
     toLocaleString methods, and these strings are then concatenated, separated
diff --git a/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A3_T1.js b/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A3_T1.js
index ecfdabcdda..fd32d7702d 100644
--- a/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A3_T1.js
+++ b/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A3_T1.js
@@ -2,6 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
+esid: sec-array.prototype.tolocalestring
 info: "[[Get]] from not an inherited property"
 es5id: 15.4.4.3_A3_T1
 description: "[[Prototype]] of Array instance is Array.prototype"
@@ -14,6 +15,6 @@ Array.prototype[1] = obj;
 var x = [obj];
 x.length = 2;
 x.toLocaleString();
-if (n !== 2) {  
-  $ERROR('#1: var n = 0; var obj = {toLocaleString: function() {n++}}; Array.prototype[1] = obj; x = [obj]; x.length = 2; x.toLocaleString(); n === 2. Actual: ' + (n));    
+if (n !== 2) {
+  $ERROR('#1: var n = 0; var obj = {toLocaleString: function() {n++}}; Array.prototype[1] = obj; x = [obj]; x.length = 2; x.toLocaleString(); n === 2. Actual: ' + (n));
 }
diff --git a/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A4.7.js b/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A4.7.js
index 2c445cdbcb..1eea038b3d 100644
--- a/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A4.7.js
+++ b/test/built-ins/Array/prototype/toLocaleString/S15.4.4.3_A4.7.js
@@ -2,6 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
+esid: sec-array.prototype.tolocalestring
 info: The toLocaleString property of Array can't be used as constructor
 es5id: 15.4.4.3_A4.7
 description: >
diff --git a/test/built-ins/Array/prototype/toLocaleString/name.js b/test/built-ins/Array/prototype/toLocaleString/name.js
index 581819b6f8..89e73c5d99 100644
--- a/test/built-ins/Array/prototype/toLocaleString/name.js
+++ b/test/built-ins/Array/prototype/toLocaleString/name.js
@@ -2,6 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
+esid: sec-array.prototype.tolocalestring
 es6id: 22.1.3.26
 description: >
   Array.prototype.toLocaleString.name is "toLocaleString".
diff --git a/test/built-ins/Array/prototype/toLocaleString/primitive_this_value.js b/test/built-ins/Array/prototype/toLocaleString/primitive_this_value.js
index f4a86f1f82..622dcb7884 100644
--- a/test/built-ins/Array/prototype/toLocaleString/primitive_this_value.js
+++ b/test/built-ins/Array/prototype/toLocaleString/primitive_this_value.js
@@ -2,6 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
+esid: sec-array.prototype.tolocalestring
 description: Array.prototype.toLocaleString called with primitive element
 info: >
   22.1.3.26 Array.prototype.toLocaleString ( [ reserved1 [ , reserved2 ] ] )
diff --git a/test/built-ins/Array/prototype/toLocaleString/primitive_this_value_getter.js b/test/built-ins/Array/prototype/toLocaleString/primitive_this_value_getter.js
index 6cef696096..10b3e5e824 100644
--- a/test/built-ins/Array/prototype/toLocaleString/primitive_this_value_getter.js
+++ b/test/built-ins/Array/prototype/toLocaleString/primitive_this_value_getter.js
@@ -2,6 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
+esid: sec-array.prototype.tolocalestring
 description: Array.prototype.toLocaleString called with primitive element in getter
 info: >
   22.1.3.26 Array.prototype.toLocaleString ( [ reserved1 [ , reserved2 ] ] )