TypedArray-set-object-funky-length-detaches.js

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/*

 * Any copyright is dedicated to the Public Domain.

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

*/

var gTestfile = "set-object-funky-length-detaches.js";

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

var BUGNUMBER = 991981;

var summary =

  "%TypedArray%.prototype.set(object w/funky length property, offset) " +

  "shouldn't misbehave if the funky length property detaches this typed " +

  "array's buffer";

print(BUGNUMBER + ": " + summary);

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

 * BEGIN TEST *

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

var ctors = [Int8Array, Uint8Array, Uint8ClampedArray,

             Int16Array, Uint16Array,

             Int32Array, Uint32Array,

             Float32Array, Float64Array];

ctors.forEach(function(TypedArray) {

    var buf = new ArrayBuffer(512 * 1024);

    var ta = new TypedArray(buf);

    var arraylike =

        0: 17,

        1: 42,

        2: 3,

        3: 99,

        4: 37,

        5: 9,

        6: 72,

        7: 31,

        8: 22,

        9: 0,

        get length()

          detachArrayBuffer(buf);

          return 10;

};

      ta.set(arraylike, 0x1234);

});

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

if (typeof reportCompare === "function")

  reportCompare(true, true);

print("Tests complete");