#[derive(Debug)]
pub struct Light {
    src_port: String,
    target_port: String,
}

impl Light {
    pub fn new(src_port: &str, target_port: &str) -> Self {
        Self {
            src_port: src_port.into(),
            target_port: target_port.into(),
        }
    }
    pub fn src_port(&self) -> &str {
        self.src_port.as_ref()
    }
    pub fn target_port(&self) -> &str {
        self.target_port.as_ref()
    }
    pub fn set_src_port(&mut self, src_port: String) {
        self.src_port = src_port;
    }
    pub fn set_target_port(&mut self, target_port: String) {
        self.target_port = target_port;
    }
}

#[cfg(test)]
mod test {
    use super::*;
    #[test]
    fn new() {
        let light = Light::new("test1", "test2");
        assert_eq!(light.src_port, "test1".to_owned());
        assert_eq!(light.target_port, "test2".to_owned());
    }
    #[test]
    fn src_port() {
        let light = Light::new("test1", "test2");
        assert_eq!(light.src_port(), "test1".to_owned());
    }
}