typed-arrays.js

function assert(e) {
  if (!e) throw new Error('assert failed');
}
assert.equal = function(a, b) { return assert(a === b) };
assert.notEqual = function(a, b) { return assert(a !== b) };

//(function() {
  // Backing store should not be shared.
  var a = new Uint8Array(2);
  var b = new Uint16Array(a);
  a[0] = 0;
  a[1] = 0;
  b[0] = 257;
  assert.equal(a[0], 0);
  assert.equal(a[1], 0);
  assert.equal(b[0], 257);
  assert.notEqual(a, b.buffer);
  assert.equal(a.length, 2);
  assert.equal(b.length, 2);
//})();