simplify existing tests, add a bunch of new ones
simplify existing tests, add a bunch of new ones

JonDum/ractive,marcalexiei/ractive,marcalexiei/ractive,JonDum/ractive,ractivejs/ractive,ractivejs/ractive,JonDum/ractive,ractivejs/ractive,ISNIT0/ractive,ISNIT0/ractive,marcalexiei/ractive,ISNIT0/ractive