Improve unit tests about score.
Improve unit tests about score.

mageekguy/atoum,tejerka/atoum,GuillaumeDievart/atoum,gpaton/atoum,Tiross/atoum,mikaelrandy/atoum,tejerka/atoum,gpaton/atoum,mageekguy/atoum,vonglasow/atoum,jubianchi/atoum,vonglasow/atoum,CedCannes/atoum,agallou/atoum,agallou/atoum,Tiross/atoum,mikaelrandy/atoum,GuillaumeDievart/atoum,CedCannes/atoum,jubianchi/atoum