mirror of
https://github.com/clap-rs/clap
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26 lines
662 B
Rust
26 lines
662 B
Rust
use clap::{app_from_crate, ErrorKind};
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static EVERYTHING: &str = "clap {{version}}
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Kevin K. <kbknapp@gmail.com>:Clap Maintainers
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A simple to use, efficient, and full-featured Command Line Argument Parser
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USAGE:
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clap
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FLAGS:
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-h, --help Prints help information
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-V, --version Prints version information
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";
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#[test]
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fn app_from_crate() {
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let res = app_from_crate!().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::HelpDisplayed);
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assert_eq!(
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err.message,
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EVERYTHING.replace("{{version}}", env!("CARGO_PKG_VERSION"))
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);
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}
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