@Test
public void benzeneIsAromatic() {

    int[] cycle = new int[]{0, 1, 2, 3, 4, 5, 0};
    int[] contr = new int[]{1, 1, 1, 1, 1, 1};
    int[] dbs = new int[]{1, 0, 3, 2, 5, 4};
    boolean[] arom = new boolean[contr.length];
    Assert.assertTrue(MmffAromaticTypeMapping.isAromaticRing(cycle, contr, dbs, arom));
}