1*e1fe3e4aSElliott Hughesfeature test { 2*e1fe3e4aSElliott Hughes sub f f by f_f; 3*e1fe3e4aSElliott Hughes subtable; 4*e1fe3e4aSElliott Hughes sub f i by f_i; 5*e1fe3e4aSElliott Hughes} test; 6