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 // Array.build basics

 if (getBuildConfiguration().parallelJS) {

   load(libdir + "asserts.js");

   load(libdir + "eqArrayHelper.js");

   function myBuild(l, f) {

     var a = [];

     for (var i = 0; i < l; i++)

       a.push(f(i));

     return a;

   }

   // Test that build returns an identical, but new array.

   var a1 = [];

   for (var i = 0; i < 100; i++)

     a1[i] = Math.random();

   var a2 = Array.build(a1.length, (i) => a1[i]);

   assertEq(a1 === a2, false);

   assertEqArray(a2, a1);

 }