def test_overeni_tahu_hrace_volno(): assert overeni_tahu_hrace("----xx---ooo-----x---", 1) == None
def test_overeni_tahu_hrace_obsazeno(): assert overeni_tahu_hrace("----xx---ooo-----x---", 5) == "Zadaná pozice je obsazená zkus to znovu "
def test_overeni_tahu_hrace_zaporny(): assert overeni_tahu_hrace("----xx---ooo-----x---", -2) == "Nelze hrát na zápornou pozici"
def test_overeni_tahu_hrace_mimo_pole(): assert overeni_tahu_hrace("----xx---ooo-----x---", 25) == "Taková pozice v herním poli není"
def test_overeni_tahu_hrace_nula(): assert overeni_tahu_hrace("----xx---ooo-----x---", -1) == "Nelze hrát na nultou pozici"