entrez-rs 0.1.4

extern crate entrez_rs;
extern crate roxmltree;

use entrez_rs::eutils::{Eutils, ESearch, EFetch, DB};
use entrez_rs::parser::esearch::{ESearchResult};
use entrez_rs::parser::pubmed::{PubmedArticleSet};
use entrez_rs::errors::Error;

#[test]
fn esearch_run_test() -> Result<(), Error>  {
        let xml = ESearch::new(
            DB::Pubmed, 
            "eclampsia")
            .run()?;

        let parsed = ESearchResult::read(&xml);

        println!("{:#?}", &parsed?
                          .id_list);
        
        let pm_xml = EFetch::new(
           DB::Pubmed,
              vec!["33246200", "33243171"])
              .run()?;
        
        let pm_parsed = PubmedArticleSet::read(&pm_xml);

        println!("{}", pm_parsed?.articles.len());

        Ok(())
}