@Test
public void shouldAddPlayerToGame() {
//given
Player expectedPlayer = createTestPlayer();
//when
game.addPlayer(expectedPlayer);
//then
assertNotNull("Players are null", game.getPlayers());
assertEquals("Incorrect number of players", 1, game.getPlayers().size());
Player actualPlayer = game.getPlayers().get(0);
assertEquals("Actual player is not equal to expected player", expectedPlayer, actualPlayer);
}