tablero=zeros(8);

tablero(7,7)=1;

test1=posEsValida(5,7,tablero)==1
test2=posEsValida(9,1,tablero)==0
test3=posEsValida(7,7,tablero)==0

test4=esMovimientoCaballo(2,3,3,5)==1
test5=esMovimientoCaballo(4,4,1,1)==0

camino = [4 6;
          2 2;
          3 7;
          4 1;
          5 4;
          7 5;
          6 7];

test6=caminoPasaPor(camino,3,4)==-1
test7=caminoPasaPor(camino,4,1)==4
test8=caminoPasaPor(camino,6,7)==7
test9=caminoPasaPor(camino,4,6)==1

tablero(7,7)=0;

camino = [4 1;
          2 2;
          3 4;
          4 6;
          5 4;
          7 5;
          6 7];

test10=esCamino([],tablero)==0

test10b=esCamino(camino,tablero)==1

tablero(5,4)=1;

test11=esCamino(camino,tablero)==0

camino = [4 1;
          1 1;
          3 4;
          4 6];

test12=esCamino(camino,tablero)==0

tablero(5,4)=0;

camino1=encontrarCamino(3,3,7,5,tablero,20);
test12=length(camino1) > 0 && ...
       length(camino1) <= 20 && ... 
       esCamino(camino1,tablero) && ...
       camino1(1,1)==3 && ...
       camino1(1,2)==3 && ...
       camino1(end,1)==7 && ...
       camino1(end,2)==5

camino1=encontrarCamino(3,3,7,5,tablero,2);

test12b=length(camino1)==0

tablero = [1 1 1 1 1 1 1 1;
           1 1 1 1 0 0 0 0;
           1 1 1 1 0 0 0 0;
           1 1 1 1 0 0 0 0;
           1 1 1 1 0 0 0 0;
           1 1 1 1 1 1 1 1;
           1 1 1 1 1 1 1 1;
           1 1 1 1 1 1 1 1];

camino2=encontrarCamino(3,7,1,1,tablero,20);
test13=length(camino2)==0

camino2=encontrarCamino(3,7,3,9,tablero,20);
test14=length(camino2)==0

tablero = [0 0 0 0 0 0 0 0;
           0 0 0 0 0 0 0 0;
           0 1 0 1 0 0 0 0;
           1 0 0 0 1 0 0 0;
           0 0 0 0 0 0 0 0;
           1 0 0 0 1 0 0 0;
           0 1 0 1 0 0 0 0;
           0 0 0 0 0 0 0 0];

camino3=encontrarCamino(5,3,7,8,tablero,20);
test15=length(camino3)==0