//! `sandbox demo` and `sandbox confidential` run no unit: every energy record
//! of the receipts they seal, as the binary prints them back, is an estimate —
//! `[Estimator]`, with no measured figure — and no line claims a hardware
//! reading. Run as a user runs them, through the built binary.

use std::process::Command;

fn run(cmd: &str) -> String {
    let out = Command::new(env!("CARGO_BIN_EXE_sandbox")).arg(cmd).output().expect("run the sandbox binary");
    assert!(out.status.success(), "sandbox {cmd} failed: {}", String::from_utf8_lossy(&out.stderr));
    String::from_utf8(out.stdout).expect("utf-8 output")
}

#[test]
fn the_illustrative_runs_print_estimates_only() {
    for cmd in ["demo", "confidential"] {
        let out = run(cmd);
        eprintln!("sandbox {cmd}:\n{out}");
        let records: Vec<&str> = out.lines().filter(|l| l.contains(" est=")).collect();
        assert!(!records.is_empty(), "sandbox {cmd} printed no energy record:\n{out}");
        for r in &records {
            assert!(r.trim_end().ends_with("[Estimator]"), "sandbox {cmd}: a record of no work not graded an estimate: {r}");
            assert!(!r.contains("meas="), "sandbox {cmd}: a measured figure nothing read: {r}");
        }
        assert!(!out.contains("HwShunt"), "sandbox {cmd} claims a hardware reading:\n{out}");
    }
}