//! Help text of the built `smith` binary, pinned as snapshots
//! (`SMH-SPEC-SPEC0001`, Interface modes).
//!
//! Selection variables are removed: clap prints their current values in
//! `[env: …]`, which would leak the caller's environment into the snapshot.

use assert_cmd::Command;

fn help(args: &[&str]) -> String {
    let output = Command::cargo_bin("smith")
        .unwrap()
        .args(args)
        .env_remove("SMITH_PROVIDER")
        .env_remove("SMITH_MODEL")
        .env_remove("SMITH_BASE_URL")
        .env_remove("CLICOLOR_FORCE")
        .output()
        .unwrap();
    assert!(output.status.success(), "{output:?}");
    assert!(output.stderr.is_empty(), "{output:?}");
    String::from_utf8(output.stdout).unwrap()
}

#[test]
fn help_top_level() {
    insta::assert_snapshot!(help(&["--help"]));
}

#[test]
fn help_eval() {
    insta::assert_snapshot!(help(&["eval", "--help"]));
}