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diff --git a/js/src/tests/test262/built-ins/String/raw/substitutions-are-appended-on-same-index.js b/js/src/tests/test262/built-ins/String/raw/substitutions-are-appended-on-same-index.js
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+++ b/js/src/tests/test262/built-ins/String/raw/substitutions-are-appended-on-same-index.js
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+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 21.1.2.4
+description: >
+  Returns the string value appending the substitutions on the same index order.
+info: |
+  21.1.2.4 String.raw ( template , ...substitutions )
+
+  ...
+  10. Let stringElements be a new List.
+  11. Let nextIndex be 0.
+  12. Repeat
+    a. Let nextKey be ToString(nextIndex).
+    b. Let nextSeg be ToString(Get(raw, nextKey)).
+    c. ReturnIfAbrupt(nextSeg).
+    d. Append in order the code unit elements of nextSeg to the end of
+    stringElements.
+    e. If nextIndex + 1 = literalSegments, then
+      i. Return the String value whose code units are, in order, the elements in
+      the List stringElements. If stringElements has no elements, the empty
+      string is returned.
+    f. If nextIndex < numberOfSubstitutions, let next be substitutions[nextIndex].
+    g. Else, let next be the empty String.
+    h. Let nextSub be ToString(next).
+    i. ReturnIfAbrupt(nextSub).
+    j. Append in order the code unit elements of nextSub to the end of stringElements.
+    k. Let nextIndex be nextIndex + 1.
+---*/
+
+var template = {
+  raw: ['a', 'b', 'd', 'f']
+};
+
+assert.sameValue(String.raw(template, '', 'c', 'e'), 'abcdef');
+assert.sameValue(String.raw(template, 1), 'a1bdf');
+
+reportCompare(0, 0);