#![allow(dead_code)]

use crate::assembler::Opcode;

#[derive(Debug, PartialEq)]
pub struct Instruction {
    opcode: Opcode,
}

impl Instruction {
    pub fn new(opcode: Opcode) -> Self {
        Instruction { opcode }
    }
}

#[cfg(test)]
mod instruction_tests {
    use crate::assembler::Opcode;
    use crate::instruction::*;
    use nom::types::CompleteStr;

    #[test]
    fn test_crate_hlt() {
        let opcode = Opcode::HLT;
        assert_eq!(opcode, Opcode::HLT);
    }

    #[test]
    fn test_create_instruction() {
        let inst = Instruction::new(Opcode::HLT);
        assert_eq!(inst.opcode, Opcode::HLT);
    }

    #[test]
    fn test_str_to_opcode() {
        let opcode = Opcode::from(CompleteStr("load"));
        assert_eq!(opcode, Opcode::LOAD);
        let opcode = Opcode::from(CompleteStr("add"));
        assert_eq!(opcode, Opcode::ADD);
        let opcode = Opcode::from(CompleteStr("illegal"));
        assert_eq!(opcode, Opcode::IGL);
    }
}