test/built-ins/Array/prototype/some/15.4.4.17-7-c-i-31.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-array.prototype.some
es5id: 15.4.4.17-7-c-i-31
description: >
    Array.prototype.some - unhandled exceptions happened in getter
    terminate iteration on an Array
---*/

var accessed = false;

function callbackfn(val, idx, obj) {
  if (idx > 0) {
    accessed = true;
  }
  return true;
}

var arr = [];
arr[10] = 100;
Object.defineProperty(arr, "0", {
  get: function() {
    throw new RangeError("unhandle exception happened in getter");
  },
  configurable: true
});
assert.throws(RangeError, function() {
  arr.some(callbackfn);
});
assert.sameValue(accessed, false, 'accessed');