use std::fs;

use archlens_domain::{RenderOutput, RenderedFile, ports::OutputWriter};
use archlens_file_writer::FileOutputWriter;

#[test]
fn writes_single_file_to_directory() {
    let dir = tempfile::tempdir().unwrap();
    let writer = FileOutputWriter::new(dir.path().to_path_buf());

    let file = RenderedFile::new("arch.mmd", "classDiagram").unwrap();
    let output = RenderOutput::single(file);

    writer.write(&output).unwrap();

    let content = fs::read_to_string(dir.path().join("arch.mmd")).unwrap();
    assert_eq!(content, "classDiagram");
}

#[test]
fn writes_multiple_files_to_directory() {
    let dir = tempfile::tempdir().unwrap();
    let writer = FileOutputWriter::new(dir.path().to_path_buf());

    let files = vec![
        RenderedFile::new("overview.mmd", "graph TD").unwrap(),
        RenderedFile::new("orders.mmd", "classDiagram").unwrap(),
    ];
    let output = RenderOutput::new(files);

    writer.write(&output).unwrap();

    assert!(dir.path().join("overview.mmd").exists());
    assert!(dir.path().join("orders.mmd").exists());
}