text: var o1 = {
    '\\\'': 42,
    '\0\b\f\n\r\t\v\x42\u1234': 1234
  };
  var o2 = {
    '\\\'\
  ': 42,
    '\0\b\f\n\r\t\v\x42\u1234': 1234
  };
  
  assertArrayEquals(Object.keys(o1), Object.keys(o2));
  assert.equal(42, o1['\\\'']);
  assert.equal(42, o2['\\\'']);
  