reviver-mutates-holder-array-nonnative.js

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/*

 * Any copyright is dedicated to the Public Domain.

 * http://creativecommons.org/licenses/publicdomain/

 * Contributor:

 *   Jeff Walden <jwalden+code@mit.edu>

*/

//-----------------------------------------------------------------------------

var BUGNUMBER = 901380;

var summary = "Behavior when JSON.parse walks over a non-native object";

print(BUGNUMBER + ": " + summary);

/**************

 * BEGIN TEST *

 **************/

var typedArray = null;

var observedTypedArrayElementCount = 0;

var arr = JSON.parse('[0, 1]', function(prop, v) {

  if (prop === "0" && Array.isArray(this)) // exclude typedArray[0]

    typedArray = new Int8Array(1);

    this[1] = typedArray;

  if (this instanceof Int8Array)

    assertEq(prop, "0");

    observedTypedArrayElementCount++;

  return v;

});

assertEq(arr[0], 0);

assertEq(arr[1], typedArray);

assertEq(observedTypedArrayElementCount, 1);

/******************************************************************************/

if (typeof reportCompare === "function")

  reportCompare(true, true);

print("Tests complete");