1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/endsWith/searchstring-found-with-position.js b/js/src/tests/test262/built-ins/String/prototype/endsWith/searchstring-found-with-position.js
new file mode 100644
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+++ b/js/src/tests/test262/built-ins/String/prototype/endsWith/searchstring-found-with-position.js
@@ -0,0 +1,40 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 21.1.3.6
+description: >
+  Returns true if searchString appears as a substring of the given string with a
+  given position.
+info: |
+  21.1.3.6 String.prototype.endsWith ( searchString [ , endPosition] )
+
+  ...
+  10. If endPosition is undefined, let pos be len, else let pos be
+  ToInteger(endPosition).
+  11. ReturnIfAbrupt(pos).
+  12. Let end be min(max(pos, 0), len).
+  13. Let searchLength be the number of elements in searchStr.
+  14. Let start be end - searchLength.
+  15. If start is less than 0, return false.
+  16. If the sequence of elements of S starting at start of length searchLength
+  is the same as the full element sequence of searchStr, return true.
+  ...
+features: [String.prototype.endsWith]
+---*/
+
+var str = 'The future is cool!';
+
+assert(
+  str.endsWith('The future', 10),
+  'str.endsWith("The future", 10) === true'
+);
+assert(
+  str.endsWith('future', 10),
+  'str.endsWith("future", 10) === true'
+);
+assert(
+  str.endsWith(' is cool!', str.length),
+  'str.endsWith(" is cool!", str.length) === true'
+);
+
+reportCompare(0, 0);