covers 'facets/module/revise' test_case Module do method :revisal do test do m = Module.new do def x ; 1 ; end end c = Class.new do include m.revisal { rename :y, :x } end ic = c.new ic.y.assert == 1 NoMethodError.assert.raised?{ ic.x } end end method :revise do test do m = Module.new do def x ; 1 ; end end c = Class.new do include m.revise { rename :y, :x } end ic = c.new ic.y.assert == 1 NoMethodError.assert.raised?{ ic.x } end end method :remove do test do c = Class.new do def the_removed_method ; 'not here' ; end remove :the_removed_method end c.new.refute.respond_to?(:the_removed_method) end end end