public void build_out_the_grammar_model()
        {
            var grammar = new ActionGrammar("do something", c => { });

            var model = grammar.Compile(new Fixture(), CellHandling.Basic()).ShouldBeOfType<Sentence>();

            model.errors.Any().ShouldBe(false);
            model.format.ShouldBe("do something");
            model.cells.Any().ShouldBe(false);
        }