class TEST inherit A undefine f1 redefine f2 end create make feature {NONE} -- Creation make -- Run test. do {TEST}.f1 {TEST}.f2 {TEST}.f3 end feature {TEST} -- Tests a: BOOLEAN = True f1 do ensure then instance_free: class end f2 do ensure then instance_free: class end f3 do ensure then instance_free: class end end