mirror of
https://github.com/clap-rs/clap
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c90a4eabae
In looking at other help output, I noticed that they use two spaces, in place of clap's 4, and it doesn't suffer from legibility. If it doesn't make the output worse, let's go ahead and make it as dense so we fit more content on the screen. This is a part of #4132
30 lines
695 B
Rust
30 lines
695 B
Rust
#![cfg(feature = "cargo")]
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use clap::{command, error::ErrorKind};
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use crate::utils;
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static EVERYTHING: &str = "clap {{version}}
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A simple to use, efficient, and full-featured Command Line Argument Parser
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Usage: clap
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Options:
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-h, --help Print help information
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-V, --version Print version information
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";
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#[test]
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fn command() {
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let res = command!()
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.help_template(utils::FULL_TEMPLATE)
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.try_get_matches_from(vec!["clap", "--help"]);
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assert!(res.is_err());
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let err = res.unwrap_err();
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assert_eq!(err.kind(), ErrorKind::DisplayHelp);
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assert_eq!(
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err.to_string(),
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EVERYTHING.replace("{{version}}", env!("CARGO_PKG_VERSION"))
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);
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}
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