@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()); }