@Test public void testGetChapter() { assertEquals(gen11.getChapter(), 1); assertEquals(gen12.getChapter(), 1); assertEquals(gen21.getChapter(), 2); assertEquals(gen22.getChapter(), 2); assertEquals(rev11.getChapter(), 1); assertEquals(rev12.getChapter(), 1); assertEquals(rev21.getChapter(), 2); assertEquals(rev22.getChapter(), 2); assertEquals(rev99.getChapter(), 22); }