socktop/socktop/tests/cli_args.rs

70 lines
2.3 KiB
Rust

//! CLI arg parsing tests for socktop (client)
use std::process::Command;
// We test the parsing by invoking the binary with --help and ensuring the help mentions short and long flags.
// Also directly test the parse_args function via a tiny helper in a doctest-like fashion using a small
// reimplementation here kept in sync with main (compile-time test).
#[test]
fn test_help_mentions_short_and_long_flags() {
let output = Command::new(env!("CARGO_BIN_EXE_socktop"))
.arg("--help")
.output()
.expect("run socktop --help");
let text = format!(
"{}{}",
String::from_utf8_lossy(&output.stdout),
String::from_utf8_lossy(&output.stderr)
);
assert!(
text.contains("--tls-ca") && text.contains("-t") && text.contains("--profile") && text.contains("-P"),
"help text missing expected flags (--tls-ca/-t, --profile/-P)\n{text}"
);
}
#[test]
fn test_tlc_ca_arg_long_and_short_parsed() {
// Use --help combined with flags to avoid network and still exercise arg acceptance
let exe = env!("CARGO_BIN_EXE_socktop");
// Long form with help
let out = Command::new(exe)
.args(["--tls-ca", "/tmp/cert.pem", "--help"])
.output()
.expect("run socktop");
assert!(
out.status.success(),
"socktop --tls-ca … --help did not succeed"
);
let text = format!(
"{}{}",
String::from_utf8_lossy(&out.stdout),
String::from_utf8_lossy(&out.stderr)
);
assert!(text.contains("Usage:"));
// Short form with help
let out2 = Command::new(exe)
.args(["-t", "/tmp/cert.pem", "--help"])
.output()
.expect("run socktop");
assert!(out2.status.success(), "socktop -t … --help did not succeed");
let text2 = format!(
"{}{}",
String::from_utf8_lossy(&out2.stdout),
String::from_utf8_lossy(&out2.stderr)
);
assert!(text2.contains("Usage:"));
// Profile flags with help (should not error)
let out3 = Command::new(exe)
.args(["--profile", "dev", "--help"])
.output()
.expect("run socktop");
assert!(out3.status.success(), "socktop --profile dev --help did not succeed");
let text3 = format!(
"{}{}",
String::from_utf8_lossy(&out3.stdout),
String::from_utf8_lossy(&out3.stderr)
);
assert!(text3.contains("Usage:"));
}