#![feature(test)] extern crate clap; extern crate test; use clap::{App, Arg}; use test::Bencher; macro_rules! create_app { () => ({ App::new("claptests") .version("0.1") .about("tests clap library") .author("Kevin K. ") .args_from_usage("-f --flag 'tests flags' -o --option=[opt] 'tests options' [positional] 'tests positional'") }) } #[bench] fn build_app(b: &mut Bencher) { b.iter(|| create_app!()); } #[bench] fn add_flag(b: &mut Bencher) { fn build_app() -> App<'static, 'static> { App::new("claptests") } b.iter(|| build_app().arg(Arg::from("-s, --some 'something'"))); } #[bench] fn add_flag_ref(b: &mut Bencher) { fn build_app() -> App<'static, 'static> { App::new("claptests") } b.iter(|| { let arg = Arg::from("-s, --some 'something'"); build_app().arg(&arg) }); } #[bench] fn add_opt(b: &mut Bencher) { fn build_app() -> App<'static, 'static> { App::new("claptests") } b.iter(|| build_app().arg(Arg::from("-s, --some 'something'"))); } #[bench] fn add_opt_ref(b: &mut Bencher) { fn build_app() -> App<'static, 'static> { App::new("claptests") } b.iter(|| { let arg = Arg::from("-s, --some 'something'"); build_app().arg(&arg) }); } #[bench] fn add_pos(b: &mut Bencher) { fn build_app() -> App<'static, 'static> { App::new("claptests") } b.iter(|| build_app().arg(Arg::with_name("some"))); } #[bench] fn add_pos_ref(b: &mut Bencher) { fn build_app() -> App<'static, 'static> { App::new("claptests") } b.iter(|| { let arg = Arg::with_name("some"); build_app().arg(&arg) }); } #[bench] fn parse_clean(b: &mut Bencher) { b.iter(|| create_app!().get_matches_from(vec![""])); } #[bench] fn parse_flag(b: &mut Bencher) { b.iter(|| create_app!().get_matches_from(vec!["myprog", "-f"])); } #[bench] fn parse_option(b: &mut Bencher) { b.iter(|| create_app!().get_matches_from(vec!["myprog", "-o", "option1"])); } #[bench] fn parse_positional(b: &mut Bencher) { b.iter(|| create_app!().get_matches_from(vec!["myprog", "arg1"])); } #[bench] fn parse_complex(b: &mut Bencher) { b.iter(|| create_app!().get_matches_from(vec!["myprog", "-o", "option1", "-f", "arg1"])); }