librasm 0.0.1

Library for using RASM.
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use librasm::{RASM, RASMRuntimeError, SourceASM};

#[test]
fn assemble_and_emit_bytes_run_full_pipeline() {
    let mut rasm = RASM::new(SourceASM::Slice(
        "
    _start:
        mov rax, 7
        ret
    ",
    ));

    let output = rasm.assemble().unwrap();
    assert_eq!(RASM::entry_offset(&output), Some(0));
    assert_eq!(output.code.len(), 11);

    let mut rasm = RASM::new(SourceASM::Slice(
        "
    _start:
        ret
    ",
    ));
    assert_eq!(rasm.emit_bytes().unwrap(), vec![0xC3]);
}

#[test]
fn jit_executor_reports_missing_entry_point() {
    let mut rasm = RASM::new(SourceASM::Slice("ret"));

    match rasm.jit_executor() {
        Err(RASMRuntimeError::NoEntryPoint) => {}
        Ok(_) => panic!("expected missing entry point, got JIT executor"),
        Err(err) => panic!("expected missing entry point, got {err}"),
    }
}