@SuppressWarnings("cast") @Test public void testContainsDouble(){
  double[] array=null;
  assertFalse(ArrayUtils.contains(array,(double)1));
  array=new double[]{0,1,2,3,0};
  assertTrue(ArrayUtils.contains(array,(double)0));
  assertTrue(ArrayUtils.contains(array,(double)1));
  assertTrue(ArrayUtils.contains(array,(double)2));
  assertTrue(ArrayUtils.contains(array,(double)3));
  assertFalse(ArrayUtils.contains(array,(double)99));
}