@Test
public void testGetRoundThirteenForFourteenTeams() {
this.doubleRoundRobinGenerator = new DoubleRoundRobinGenerator(14);
Map<Integer, Integer> roundExpected = new HashMap<Integer, Integer>();
roundExpected.put(13, 0);
roundExpected.put(12, 1);
roundExpected.put(11, 2);
roundExpected.put(10, 3);
roundExpected.put(9, 4);
roundExpected.put(8, 5);
roundExpected.put(7, 6);
Map<Integer, Integer> round = doubleRoundRobinGenerator.getRound(13);
// 13 is the first revenge round
assertEquals(roundExpected.size(), round.size());
for (Map.Entry<Integer, Integer> match : roundExpected.entrySet()) {
Integer home = match.getKey();
Integer away = match.getValue();
assertTrue(round.containsKey(home));
assertTrue(round.containsValue(away));
assertFalse(round.containsKey(away));
assertFalse(round.containsValue(home));
}
}
@Test
public void testGetRoundZeroForFourteenTeams() {
this.doubleRoundRobinGenerator = new DoubleRoundRobinGenerator(14);
Map<Integer, Integer> roundExpected = new HashMap<Integer, Integer>();
roundExpected.put(0, 13);
roundExpected.put(1, 12);
roundExpected.put(2, 11);
roundExpected.put(3, 10);
roundExpected.put(4, 9);
roundExpected.put(5, 8);
roundExpected.put(6, 7);
Map<Integer, Integer> round = doubleRoundRobinGenerator.getRound(0);
assertEquals(roundExpected.size(), round.size());
for (Map.Entry<Integer, Integer> match : roundExpected.entrySet()) {
Integer home = match.getKey();
Integer away = match.getValue();
assertTrue(round.containsKey(home));
assertTrue(round.containsValue(away));
assertFalse(round.containsKey(away));
assertFalse(round.containsValue(home));
}
}
@Test(expected = IllegalArgumentException.class)
public void testGetRoundOutOfBounds() {
this.doubleRoundRobinGenerator = new DoubleRoundRobinGenerator(5);
// Maximum valid parameter is 9. This line should throw
// IllegalArgumentException.
doubleRoundRobinGenerator.getRound(10);
}
@Test
public void testGetRoundZeroFiveTeams() {
this.doubleRoundRobinGenerator = new DoubleRoundRobinGenerator(5);
Map<Integer, Integer> roundExpected = new HashMap<Integer, Integer>();
roundExpected.put(0, 0);
roundExpected.put(1, 4);
roundExpected.put(2, 3);
Map<Integer, Integer> round = doubleRoundRobinGenerator.getRound(0);
assertEquals(roundExpected.size(), round.size());
for (Map.Entry<Integer, Integer> match : roundExpected.entrySet()) {
Integer home = match.getKey();
Integer away = match.getValue();
assertTrue(round.containsKey(home));
assertTrue(round.containsValue(away));
}
}
