import test from "node:test";
import assert from "node:assert/strict";

import { resolveSendmailSpawnCommand } from "../src/lib/boss-mail.ts";

test("resolveSendmailSpawnCommand keeps the executable static for build tracing", () => {
  const originalPath = process.env.BOSS_SENDMAIL_PATH;
  delete process.env.BOSS_SENDMAIL_PATH;

  try {
    const command = resolveSendmailSpawnCommand();

    assert.equal(command.executable, "/usr/bin/env");
    assert.deepEqual(command.args, ["--", "/usr/sbin/sendmail", "-t", "-i"]);
  } finally {
    if (originalPath === undefined) {
      delete process.env.BOSS_SENDMAIL_PATH;
    } else {
      process.env.BOSS_SENDMAIL_PATH = originalPath;
    }
  }
});

test("resolveSendmailSpawnCommand preserves a configured sendmail path behind env", () => {
  const originalPath = process.env.BOSS_SENDMAIL_PATH;
  process.env.BOSS_SENDMAIL_PATH = "/opt/sendmail/bin/sendmail";

  try {
    const command = resolveSendmailSpawnCommand();

    assert.equal(command.executable, "/usr/bin/env");
    assert.deepEqual(command.args, ["--", "/opt/sendmail/bin/sendmail", "-t", "-i"]);
  } finally {
    if (originalPath === undefined) {
      delete process.env.BOSS_SENDMAIL_PATH;
    } else {
      process.env.BOSS_SENDMAIL_PATH = originalPath;
    }
  }
});