@Test
public void players_can_place_bets_when_the_ball_starts_rolling_up_to_10_seconds()
throws Exception {
rt.roll();
timer.moveTime(5000);
rt.placeBet(p, Field.forNumber(1), 1);
}
@Test
public void ball_rolls_for_a_random_time_between_30_and_40_seconds() throws Exception {
when(rng.generate(30, 40)).thenReturn(33);
rt.roll();
timer.moveTime(33001);
assertFalse(rt.isBallRolling());
}
@Test
public void winning_bets_contain_all_bets_with_field_winning_strategy_covering_ball_position()
throws Exception {
// arrange
Player p2 = new Player();
Player p3 = new Player();
WinningStrategy loses = mock(WinningStrategy.class);
when(loses.winsOn(anyInt())).thenReturn(false);
WinningStrategy wins = mock(WinningStrategy.class);
when(wins.winsOn(anyInt())).thenReturn(true);
rt.placeBet(p, new Field("A", loses, 36), 1);
rt.placeBet(p2, new Field("B", wins, 36), 2);
rt.placeBet(p3, new Field("C", loses, 36), 3);
// act
when(rng.generate(30, 40)).thenReturn(33);
rt.roll();
timer.moveTime(34000);
// assert
Set<Bet> winningBets = new HashSet<Bet>();
winningBets.add(new Bet(p2, 2));
assertEquals(winningBets, rt.getWinningBets());
}
@Test(expected = NoMoreBetsException.class)
public void players_cannot_place_bets_when_the_ball_starts_rolling_after_10_seconds()
throws Exception {
when(rng.generate(30, 40)).thenReturn(33);
rt.roll();
timer.moveTime(10001);
rt.placeBet(p, Field.forNumber(1), 1);
}
@Test(expected = TableFullException.class)
public void up_to_eight_players_can_join_a_game() throws Exception {
Player[] players = new Player[8];
for (int i = 0; i < 8; i++) {
players[i] = new Player();
rt.placeBet(players[i], Field.forNumber(20), 100);
}
Player nine = new Player();
rt.placeBet(nine, Field.forNumber(20), 100);
}
@Test
public void game_gets_a_random_outcome_when_the_ball_stops_rolling() {
// act
when(rng.generate(0, 36)).thenReturn(13);
when(rng.generate(30, 40)).thenReturn(33);
rt.roll();
timer.moveTime(34000);
// assert
assertEquals(13, rt.getBallPosition());
}
@Test
public void system_will_not_pay_out_anything_for_losing_bets() throws Exception {
WinningStrategy loses = mock(WinningStrategy.class);
when(loses.winsOn(anyInt())).thenReturn(false);
rt.placeBet(p, new Field("B", loses, 3), 2);
when(rng.generate(30, 40)).thenReturn(33);
rt.roll();
timer.moveTime(34000);
verify(walletService, times(1)).adjustBalance(eq(p), anyInt());
}
@Test
public void system_will_automatically_pay_out_winning_bets_with_multiplier_on_field()
throws Exception {
WinningStrategy wins = mock(WinningStrategy.class);
when(wins.winsOn(anyInt())).thenReturn(true);
rt.placeBet(p, new Field("B", wins, 3), 2);
when(rng.generate(30, 40)).thenReturn(33);
rt.roll();
timer.moveTime(34000);
verify(walletService).adjustBalance(p, -2);
verify(walletService).adjustBalance(p, 6);
}
@Test
public void each_player_is_assigned_a_different_colour()
throws TooManyChipsException, TableFullException {
Player[] players = new Player[8];
for (int i = 0; i < 8; i++) {
players[i] = new Player();
rt.placeBet(players[i], 20, 100);
}
for (int i = 0; i < players.length - 1; i++)
for (int j = i + 1; j < players.length; j++)
assertTrue(rt.getColour(players[i]) != rt.getColour(players[j]));
}
@Test
public void multibets_paid_out_divided_by_number_of_fields() throws Exception {
WinningStrategy loses = mock(WinningStrategy.class);
when(loses.winsOn(anyInt())).thenReturn(false);
WinningStrategy wins = mock(WinningStrategy.class);
when(wins.winsOn(anyInt())).thenReturn(true);
rt.placeBet(p, new Field[] {new Field("1", wins, 36), new Field("2", loses, 36)}, 1);
when(rng.generate(30, 40)).thenReturn(33);
rt.roll();
timer.moveTime(34000);
verify(walletService).adjustBalance(p, -1);
verify(walletService).adjustBalance(p, 18);
}
@Test
public void each_player_is_assigned_a_different_colour() throws Exception {
Player[] players = new Player[8];
for (int i = 0; i < 8; i++) {
players[i] = new Player();
rt.placeBet(players[i], Field.forNumber(17), 100);
}
for (int i = 0; i < players.length - 1; i++)
for (int j = i + 1; j < players.length; j++)
assertTrue(
i + ":" + rt.getColour(players[i]) + " == " + j + ":" + rt.getColour(players[j]),
rt.getColour(players[i]) != rt.getColour(players[j]));
}
@Test
public void ball_starts_rolling_when_all_players_signal_done() throws Exception {
// arrange
Player p2 = new Player();
Player p3 = new Player();
rt.placeBet(p, Field.forNumber(1), 10);
rt.placeBet(p2, Field.forNumber(2), 10);
rt.placeBet(p3, Field.forNumber(3), 10);
// act
rt.done(p);
rt.done(p2);
rt.done(p3);
assertTrue(rt.isBallRolling());
}
@Test(expected = NotEnoughChipsException.class)
public void
if_a_player_attempts_to_place_more_chips_on_the_table_than_available_the_system_refuses_the_bet()
throws Exception {
when(walletService.isAvailable(p, 10)).thenReturn(false);
rt.placeBet(p, Field.forNumber(10), 10);
}
@Test
public void
Total_number_of_chips_is_limited_by_the_table_and_the_table_can_refuse_a_bet_if_there_are_too_many_chips()
throws Exception {
RouletteTable rt = new RouletteTable(300, rng, timer, walletService);
Player p = new Player();
rt.placeBet(p, Field.forNumber(17), 200);
boolean exceptionThrown = false;
try {
rt.placeBet(new Player(), Field.forNumber(20), 200);
} catch (TooManyChipsException e) {
exceptionThrown = true;
}
// the following should be true
assertEquals(0, rt.betsByField(Field.forNumber(20)).size());
assertTrue(exceptionThrown);
}
@Test
public void player_can_place_bets_on_different_fields_and_with_different_values()
throws Exception {
rt.placeBet(p, Field.forNumber(17), 200);
rt.placeBet(p, Field.forNumber(2), 600);
rt.placeBet(p, Field.forNumber(30), 1000);
assertEquals(new Bet(p, 200), rt.betsByField(Field.forNumber(17)).get(0));
assertEquals(new Bet(p, 600), rt.betsByField(Field.forNumber(2)).get(0));
assertEquals(new Bet(p, 1000), rt.betsByField(Field.forNumber(30)).get(0));
}
@Test
public void player_can_place_bets_on_different_fields_and_with_different_values()
throws TooManyChipsException, TableFullException {
rt.placeBet(p, 17, 200);
rt.placeBet(p, 2, 600);
rt.placeBet(p, 30, 1000);
assertEquals(new Bet(p, 200), rt.betsByField(17).get(0));
assertEquals(new Bet(p, 600), rt.betsByField(2).get(0));
assertEquals(new Bet(p, 1000), rt.betsByField(30).get(0));
}
@Test
public void system_will_deduct_any_chips_placed_on_the_table_from_the_available_amount()
throws Exception {
rt.placeBet(p, Field.forNumber(10), 10);
verify(walletService).adjustBalance(p, -10);
}
@Test
public void player_can_place_bet_on_ODD_and_EVEN() throws Exception {
rt.placeBet(p, Field.ODD, 10);
assertEquals(new Bet(p, 10), rt.betsByField(Field.ODD).get(0));
}
@Test
public void player_can_place_bets_on_number_fields() throws Exception {
rt.placeBet(p, Field.forNumber(17), 200);
assertEquals(new Bet(p, 200), rt.betsByField(Field.forNumber(17)).get(0));
}
@Test
public void player_can_place_split_bets_which_cover_both_fields() throws Exception {
rt.placeBet(p, new Field[] {Field.forNumber(1), Field.forNumber(2)}, 10);
assertEquals(new Bet(p, 10, BetType.SPLIT), rt.betsByField(Field.forNumber(1)).get(0));
assertEquals(new Bet(p, 10, BetType.SPLIT), rt.betsByField(Field.forNumber(2)).get(0));
}
@Test
public void player_can_place_bets_on_number_fields()
throws TooManyChipsException, TableFullException {
rt.placeBet(p, 17, 200);
assertEquals(new Bet(p, 200), rt.betsByField(17).get(0));
}