public void Help_ShouldReturnOptionSetup()
        {
            var commandParser = A.Fake <CommandParser <DataTypesCommandOptions> >();

            var targetProperty = typeof(DataTypesCommandOptions).GetProperty("Guids");
            var optionParser   = A.Fake <GuidListOptionParser>(ob => ob.WithArgumentsForConstructor(() => new GuidListOptionParser(targetProperty, "guids")));

            var setup = new GuidListOptionSetup <DataTypesCommandOptions>(commandParser, optionParser);

            setup.Help("newHelpText").Should().Be(setup);
        }
        public void Help_ShouldAssignHelpToOptionParser()
        {
            var commandParser = A.Fake <CommandParser <DataTypesCommandOptions> >();

            var targetProperty = typeof(DataTypesCommandOptions).GetProperty("Guids");
            var optionParser   = A.Fake <GuidListOptionParser>(ob => ob.WithArgumentsForConstructor(() => new GuidListOptionParser(targetProperty, "guids")));

            var setup = new GuidListOptionSetup <DataTypesCommandOptions>(commandParser, optionParser);

            setup.Help("newHelpText");

            A.CallToSet(() => optionParser.OptionHelp).To("newHelpText").MustHaveHappened();
        }