use pixstrip_core::operations::MetadataConfig;
use pixstrip_core::operations::metadata::strip_metadata;
use std::path::Path;

fn create_test_jpeg(path: &Path) {
    let img = image::RgbImage::from_fn(100, 80, |x, y| {
        image::Rgb([(x % 256) as u8, (y % 256) as u8, 128])
    });
    img.save_with_format(path, image::ImageFormat::Jpeg).unwrap();
}

#[test]
fn strip_all_metadata_produces_file() {
    let dir = tempfile::tempdir().unwrap();
    let input = dir.path().join("test.jpg");
    let output = dir.path().join("stripped.jpg");
    create_test_jpeg(&input);

    strip_metadata(&input, &output, &MetadataConfig::StripAll).unwrap();
    assert!(output.exists());
    assert!(std::fs::metadata(&output).unwrap().len() > 0);
}

#[test]
fn keep_all_metadata_copies_file() {
    let dir = tempfile::tempdir().unwrap();
    let input = dir.path().join("test.jpg");
    let output = dir.path().join("kept.jpg");
    create_test_jpeg(&input);

    strip_metadata(&input, &output, &MetadataConfig::KeepAll).unwrap();
    assert!(output.exists());
}

#[test]
fn privacy_mode_strips_gps() {
    let dir = tempfile::tempdir().unwrap();
    let input = dir.path().join("test.jpg");
    let output = dir.path().join("privacy.jpg");
    create_test_jpeg(&input);

    strip_metadata(&input, &output, &MetadataConfig::Privacy).unwrap();
    assert!(output.exists());
}