Fixed test dir.

src/poker2/poker.c

@@ -31,7 +31,7 @@ uint8_t pokerPotAdd(poker2_t *poker) {
 }
 
 void pokerPotAddPlayer(poker2pot_t *pot, uint8_t playerIndex) {
-  if(!arrayContains(
+  if(arrayContains(
     sizeof(uint8_t), pot->players, pot->playerCount, &playerIndex
   )) return;
   pot->players[pot->playerCount++] = playerIndex;