text: // 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.
  
  /*---
  es5id: 15.4.4.17-1-8
  description: Array.prototype.some applied to String object
  includes: [runTestCase.js]
  ---*/
  
  function testcase() {
          function callbackfn(val, idx, obj) {
              return obj instanceof String;
          }
  
          var obj = new String("hello\nw_orld\\!");
          return Array.prototype.some.call(obj, callbackfn);
      }
  runTestCase(testcase);
  