@Test
public void testCopyContingencyTable() throws Exception {

    final int[][] t = new int[2][2];
    t[0][0] = 1; t[0][1] = 2; t[1][0] = 3; t[1][1] = 4;
    final int[][] t2 = StrandBiasTableUtils.copyContingencyTable(t);
    Assert.assertTrue(t[0][0] == t2[0][0]);
    Assert.assertTrue(t[1][0] == t2[1][0]);
    Assert.assertTrue(t[0][1] == t2[0][1]);
    Assert.assertTrue(t[1][1] == t2[1][1]);
}