enprot 0.5.47

Engyon Protected Text (EPT) — confidentiality processor and capability ledger
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use crate::Fixture;
use assert_cmd::prelude::*;
use predicates::prelude::*;
use std::fs;
use std::process::Command;

#[test]
fn help_produces_usage() {
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("--help")
        .assert()
        .success()
        .stdout(predicate::str::contains("Usage:"));
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("-h")
        .assert()
        .success()
        .stdout(predicate::str::contains("Usage:"));
}

#[test]
fn success_on_no_operation() {
    let ept = Fixture::copy("sample/test.ept");
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("passthrough")
        .arg(&ept.path)
        .assert()
        .success();
    // file should be unchanged
    assert_eq!(
        &fs::read_to_string(&ept.source).unwrap(),
        &fs::read_to_string(&ept.path).unwrap()
    );
}

#[test]
fn verbosity() {
    let ept = Fixture::copy("sample/test.ept");
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("passthrough")
        .arg(&ept.path)
        .assert()
        .success()
        .stderr(predicate::str::contains("LEFT_SEP").not());
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("-v")
        .arg("passthrough")
        .arg(&ept.path)
        .assert()
        .success()
        .stderr(predicate::str::contains("LEFT_SEP"));
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("--verbose")
        .arg("passthrough")
        .arg(&ept.path)
        .assert()
        .success()
        .stderr(predicate::str::contains("LEFT_SEP"));
    // file should be unchanged
    assert_eq!(
        &fs::read_to_string(&ept.source).unwrap(),
        &fs::read_to_string(&ept.path).unwrap()
    );
}

#[test]
fn output() {
    let ept = Fixture::copy("sample/test.ept");
    let output = Fixture::blank("out.ept");
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("encrypt")
        .arg("--cipher")
        .arg("aes-256-siv")
        .arg("-w")
        .arg("Agent_007")
        .arg("--pbkdf")
        .arg("legacy")
        .arg("-k")
        .arg("Agent_007=password")
        .arg(&ept.path)
        .arg("-o")
        .arg(&output.path)
        .assert()
        .success();
    // original file should be unchanged
    assert_eq!(
        &fs::read_to_string(&ept.source).unwrap(),
        &fs::read_to_string(&ept.path).unwrap()
    );
    assert_eq!(
        &fs::read_to_string(&output.path).unwrap(),
        &fs::read_to_string("test-data/test-encrypt-agent007.ept").unwrap()
    );
}

#[test]
fn output_multiple() {
    let ept1 = Fixture::copy("sample/test.ept");
    let ept2 = Fixture::copy("sample/simple.ept");
    let ept3 = Fixture::copy("sample/simple.ept");
    let out1 = Fixture::blank("out1.ept");
    let out2 = Fixture::blank("out2.ept");
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("encrypt")
        .arg("--cipher")
        .arg("aes-256-siv")
        .arg("-w")
        .arg("Agent_007")
        .arg("--pbkdf")
        .arg("legacy")
        .arg("-k")
        .arg("Agent_007=password")
        .arg(&ept1.path)
        .arg("-o")
        .arg(&out1.path)
        .arg(&ept2.path)
        .arg("-o")
        .arg(&out2.path)
        .arg(&ept3.path)
        .assert()
        .success();
    // these originals should be unchanged
    assert_eq!(
        &fs::read_to_string(&ept1.source).unwrap(),
        &fs::read_to_string(&ept1.path).unwrap()
    );
    assert_eq!(
        &fs::read_to_string(&ept2.source).unwrap(),
        &fs::read_to_string(&ept2.path).unwrap()
    );
    // these two have outputs specified
    assert_eq!(
        &fs::read_to_string(&out1.path).unwrap(),
        &fs::read_to_string("test-data/test-encrypt-agent007.ept").unwrap()
    );
    assert_eq!(
        &fs::read_to_string(&out2.path).unwrap(),
        &fs::read_to_string("test-data/simple-encrypt-agent007.ept").unwrap()
    );
    // no output specified for this one, so the input is the output
    assert_eq!(
        &fs::read_to_string(&ept3.path).unwrap(),
        &fs::read_to_string("test-data/simple-encrypt-agent007.ept").unwrap()
    );
}

#[test]
fn jobs_zero_rejected() {
    let ept = Fixture::copy("sample/test.ept");
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("--jobs")
        .arg("0")
        .arg("passthrough")
        .arg(&ept.path)
        .assert()
        .failure()
        .stderr(predicate::str::contains("must be at least 1"));
}

/// Regression for the typed ConfigIssue gate (TODO.complete/33).
/// `--fips` + explicit `--policy default` must fail with the new
/// typed message, and the message must mention both flags so the
/// user sees the conflict in one read.
#[test]
fn fips_policy_conflict_typed_message() {
    let ept = Fixture::copy("sample/test.ept");
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("--fips")
        .arg("--policy")
        .arg("default")
        .arg("passthrough")
        .arg(&ept.path)
        .assert()
        .failure()
        .stderr(
            predicates::str::contains("--fips forces --policy=nist")
                .and(predicates::str::contains("--policy=default")),
        );
}

/// The signer-without-anchor warning should not block execution —
/// passthrough still produces output. This locks in the warning-only
/// severity that ConfigIssue::SignerWithoutAnchor carries.
#[test]
fn signer_without_anchor_is_warning_only() {
    let ept = Fixture::copy("sample/test.ept");
    // Generate a real ed25519 keypair so the signer path is exercised
    // end-to-end. The warning fires at validate time, before the key
    // is loaded; passthrough doesn't load it regardless.
    let dir = tempfile::tempdir().unwrap();
    let priv_pem = dir.path().join("priv.pem");
    Command::cargo_bin("enprot")
        .unwrap()
        .args(["keygen", "ed25519", "--out-priv"])
        .arg(&priv_pem)
        .assert()
        .success();
    Command::cargo_bin("enprot")
        .unwrap()
        .arg("--signer")
        .arg(&priv_pem)
        .arg("passthrough")
        .arg(&ept.path)
        .assert()
        .success()
        .stderr(predicates::str::contains("warning:"));
}

/// `enprot sbom` (TODO.complete/62): valid SPDX JSON on stdout with
/// the full embedded dependency tree; `--output` writes the file.
#[test]
fn sbom_spdx_json_shape() {
    use std::process::Command;
    let out = Command::cargo_bin("enprot")
        .unwrap()
        .args(["sbom"])
        .output()
        .unwrap();
    assert!(out.status.success());
    let v: serde_json::Value = serde_json::from_slice(&out.stdout).unwrap();
    assert_eq!(v["spdxVersion"], "SPDX-2.3");
    assert_eq!(v["SPDXID"], "SPDXRef-DOCUMENT");
    let pkgs = v["packages"].as_array().unwrap();
    assert!(
        pkgs.len() > 100,
        "full lockfile tree expected, got {pkgs_len}",
        pkgs_len = pkgs.len()
    );
    let names: Vec<&str> = pkgs.iter().filter_map(|p| p["name"].as_str()).collect();
    assert!(names.contains(&"enprot"));
    assert!(names.contains(&"botan"));
    assert!(names.contains(&"librnp"));
    // Every non-self package is the target of exactly one DEPENDS_ON.
    let rels = v["relationships"].as_array().unwrap();
    assert!(rels.iter().any(|r| r["relationshipType"] == "DESCRIBES"));
}

#[test]
fn sbom_cyclonedx_and_output_file() {
    use std::process::Command;
    let dir = tempfile::tempdir().unwrap();
    let path = dir.path().join("sbom.json");
    let out = Command::cargo_bin("enprot")
        .unwrap()
        .args(["sbom", "--sbom-format", "cyclonedx-json", "--output"])
        .arg(&path)
        .output()
        .unwrap();
    assert!(out.status.success());
    let v: serde_json::Value =
        serde_json::from_str(&std::fs::read_to_string(&path).unwrap()).unwrap();
    assert_eq!(v["bomFormat"], "CycloneDX");
    assert_eq!(v["specVersion"], "1.5");
    assert_eq!(v["metadata"]["component"]["name"], "enprot");
}