mirror of
https://github.com/clap-rs/clap
synced 2024-11-14 00:27:13 +00:00
87 lines
3.1 KiB
Rust
87 lines
3.1 KiB
Rust
#![allow(unused_imports, dead_code)]
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use std::io::{Cursor, Write};
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use std::str;
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use regex::Regex;
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use clap::{App, Arg, ArgGroup};
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fn compare<S, S2>(l: S, r: S2) -> bool
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where
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S: AsRef<str>,
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S2: AsRef<str>,
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{
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let re = Regex::new("\x1b[^m]*m").unwrap();
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// Strip out any mismatching \r character on windows that might sneak in on either side
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let ls = l.as_ref().replace("\r", "");
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let rs = r.as_ref().replace("\r", "");
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let left = re.replace_all(&*ls, "");
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let right = re.replace_all(&*rs, "");
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let b = left == right;
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if !b {
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println!();
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println!("--> left");
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println!("{}", left);
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println!("--> right");
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println!("{}", right);
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println!("--")
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}
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b
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}
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pub fn compare_output(l: App, args: &str, right: &str, stderr: bool) -> bool {
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let mut buf = Cursor::new(Vec::with_capacity(50));
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let res = l.try_get_matches_from(args.split(' ').collect::<Vec<_>>());
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let err = res.unwrap_err();
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write!(&mut buf, "{}", err).unwrap();
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let content = buf.into_inner();
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let left = String::from_utf8(content).unwrap();
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assert_eq!(
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stderr,
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err.use_stderr(),
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"Should Use STDERR failed. Should be {} but is {}",
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stderr,
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err.use_stderr()
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);
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compare(left, right)
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}
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// Legacy tests from the python script days
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pub fn complex_app() -> App<'static> {
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let opt3_vals = ["fast", "slow"];
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let pos3_vals = ["vi", "emacs"];
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App::new("clap-test")
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.version("v1.4.8")
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.about("tests clap library")
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.author("Kevin K. <kbknapp@gmail.com>")
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.arg("-o --option=[opt]... 'tests options'")
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.arg("[positional] 'tests positionals'")
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.arg(Arg::from("-f --flag... 'tests flags'").global(true))
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.args(&[
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Arg::from("[flag2] -F 'tests flags with exclusions'")
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.conflicts_with("flag")
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.requires("long-option-2"),
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Arg::from("--long-option-2 [option2] 'tests long options with exclusions'")
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.conflicts_with("option")
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.requires("positional2"),
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Arg::from("[positional2] 'tests positionals with exclusions'"),
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Arg::from("-O --Option [option3] 'specific vals'").possible_values(opt3_vals),
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Arg::from("[positional3]... 'tests specific values'").possible_values(pos3_vals),
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Arg::from("--multvals [one] [two] 'Tests multiple values, not mult occs'"),
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Arg::from("--multvalsmo... [one] [two] 'Tests multiple values, and mult occs'"),
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Arg::from("--minvals2 [minvals]... 'Tests 2 min vals'").min_values(2),
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Arg::from("--maxvals3 [maxvals]... 'Tests 3 max vals'").max_values(3),
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])
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.subcommand(
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App::new("subcmd")
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.about("tests subcommands")
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.version("0.1")
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.author("Kevin K. <kbknapp@gmail.com>")
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.arg("-o --option [scoption]... 'tests options'")
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.arg("-s --subcmdarg [subcmdarg] 'tests other args'")
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.arg("[scpositional] 'tests positionals'"),
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)
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}
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