use std::path::PathBuf;

use cbz2pdf::formats::FormatId;
use cbz2pdf::job::Job;

#[test]
fn detect_from_path_recognizes_extensions() {
    let cbz = PathBuf::from("/tmp/book.cbz");
    let pdf = PathBuf::from("/tmp/book.pdf");
    let cbr = PathBuf::from("/tmp/book.cbr");
    assert_eq!(FormatId::detect_from_path(&cbz), Some(FormatId::Cbz));
    assert_eq!(FormatId::detect_from_path(&pdf), Some(FormatId::Pdf));
    assert_eq!(FormatId::detect_from_path(&cbr), Some(FormatId::Cbr));
    assert_eq!(
        FormatId::detect_from_path(&PathBuf::from("/tmp/book.txt")),
        None
    );
}

#[test]
fn job_new_sets_output_extension() {
    let input = PathBuf::from("/tmp/book.cbz");
    let outdir = PathBuf::from("/tmp");
    let job = Job::new(input.clone(), outdir.clone(), FormatId::Cbz, FormatId::Pdf);
    assert!(job.output_path.ends_with("book.pdf"));

    let job2 = Job::new(
        PathBuf::from("/tmp/book.pdf"),
        outdir.clone(),
        FormatId::Pdf,
        FormatId::Cbz,
    );
    assert!(job2.output_path.ends_with("book.cbz"));

    let job3 = Job::new(
        PathBuf::from("/tmp/book.cbz"),
        outdir,
        FormatId::Cbz,
        FormatId::Cbr,
    );
    assert!(job3.output_path.ends_with("book.cbr"));
}

#[test]
fn format_capabilities_consistent() {
    assert!(FormatId::Cbz.can_read());
    assert!(FormatId::Cbz.can_write());
    assert!(FormatId::Pdf.can_write());
    assert!(FormatId::Pdf.can_read());
    assert!(FormatId::Cbr.can_read());
    assert!(!FormatId::Cbr.can_write());
}