#[cfg(test)]
mod tests {
    use crate::tests::common::test_helpers::{
        assert_file_exists, create_empty_temp_file, create_temp_dir, create_temp_file_with_content,
        get_file_size,
    };

    #[test]
    fn test_save_mode_basic_functionality() {
        // Create a temporary directory for testing
        let dir = create_temp_dir();
        let file_path =
            create_temp_file_with_content(&dir, "test_input.txt", "test content for save mode\n");

        // Verify file was created
        assert_file_exists(&file_path);

        // Note: Actual save mode testing would require integration with the keep database
        // and compression engines, which is complex for unit tests
    }

    #[test]
    fn test_save_mode_empty_file() {
        // Create a temporary directory for testing
        let dir = create_temp_dir();
        let file_path = create_empty_temp_file(&dir, "empty_test.txt");

        // Verify empty file was created
        assert_file_exists(&file_path);
        assert_eq!(get_file_size(&file_path), 0);
    }
}
