Function command_parser_test

pkmc-server/src/command.rs:346–379

()

    #[test]
    fn command_parser_test() -> Result<(), Box<dyn Error>> {
        #[derive(Debug, PartialEq, Eq)]
        struct TestCommand(bool);

        impl CommandListener for TestCommand {
            fn node() -> CommandNode {
                CommandNode::new_literal("uwu")
            }

            type ParseArg = ();
            fn try_parse(
                parser: &mut CommandParser<'_>,
                _arg: &Self::ParseArg,
            ) -> Result<Option<Self>, CommandParseError> {
                if parser.consume_literal("uwu").is_err() {
                    return Ok(None);
                }
                Ok(Some(Self(
                    parser.consume_until_space_or_end(false)? == "owo",
                )))
            }
        }

        let mut manager = CommandManager::default();
        manager.register::<TestCommand>();

        assert_eq!(Some(TestCommand(false)), manager.parse("uwu", &())?);
        assert_eq!(Some(TestCommand(false)), manager.parse("uwu 0", &())?);
        assert_eq!(Some(TestCommand(true)), manager.parse("uwu owo", &())?);
        assert_eq!(None, manager.parse::<TestCommand>("uwu0", &())?);
        assert_eq!(None, manager.parse::<TestCommand>("hello", &())?);

        Ok(())
    }
}