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Gert Pellin - GPE
471478868d
A help request is not a failure: --version already goes to stdout with exit 0, and now --help, -h and help do the same. Bare cadcraft-cli keeps reporting on stderr with exit 1, like git. Fixes #1525
24 lines
1.1 KiB
Rust
24 lines
1.1 KiB
Rust
//! `--help` is a request, not a failure (#1525): it goes to stdout with exit 0, like `--version`.
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//! Bare `cadcraft-cli` keeps reporting on stderr with exit 1.
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use std::process::Command;
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#[test]
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fn help_flags_print_usage_to_stdout_and_exit_zero() {
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for args in [&["--help"][..], &["-h"], &["help"]] {
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let out = Command::new(env!("CARGO_BIN_EXE_cadcraft-cli")).args(args).output().expect("run cadcraft-cli");
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assert!(out.status.success(), "{args:?}: {:?}", out.status);
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let stdout = String::from_utf8_lossy(&out.stdout);
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assert!(stdout.starts_with("usage:"), "{args:?}: {stdout:?}");
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assert!(String::from_utf8_lossy(&out.stderr).is_empty(), "{args:?}: stderr should be empty");
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}
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}
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#[test]
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fn bare_invocation_still_reports_on_stderr() {
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let out = Command::new(env!("CARGO_BIN_EXE_cadcraft-cli")).output().expect("run cadcraft-cli");
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assert_eq!(out.status.code(), Some(1));
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assert!(out.stdout.is_empty(), "bare invocation keeps its usage on stderr");
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assert!(String::from_utf8_lossy(&out.stderr).starts_with("usage:"));
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}
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