Add test for set_meta command.
Add test for set_meta command.

Signed-off-by: Toke Høiland-Jørgensen <c739cf9ea9032889618db8b95a03da66fcc9867e@toke.dk>

t-animal/sigal,jasuarez/sigal,xouillet/sigal,xouillet/sigal,jasuarez/sigal,t-animal/sigal,jasuarez/sigal,xouillet/sigal,saimn/sigal,t-animal/sigal,saimn/sigal,saimn/sigal