//! Contract: scan --help documents --git-diff.
use std::path::PathBuf;
use std::process::Command;
fn binary() -> PathBuf { PathBuf::from(env!("CARGO_BIN_EXE_keyhog")) }
#[test]
fn scan_help_documents_git_diff_flag() {
let output = Command::new(binary()).args(["scan", "--help"]).output().expect("spawn");
assert_eq!(output.status.code(), Some(0));
let stdout = String::from_utf8_lossy(&output.stdout);
assert!(
stdout.contains("--git-diff"),
"scan help must document --git-diff; got: {stdout}"
);
}