js/src/tests/test262/built-ins/String/prototype/substring/S15.5.4.15_A1_T4.js


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// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: String.prototype.substring (start, end)
es5id: 15.5.4.15_A1_T4
description: >
    Arguments are null and number, and instance is function call, that
    returned string
---*/

//////////////////////////////////////////////////////////////////////////////
//CHECK#1
if (function() {
    return "gnulluna"
  }().substring(null, -3) !== "") {
  throw new Test262Error('#1: function(){return "gnulluna"}().substring(null, -3) === "". Actual: ' + function() {
    return "gnulluna"
  }().substring(null, -3));
}
//
//////////////////////////////////////////////////////////////////////////////

reportCompare(0, 0);