import { describe, expect, test } from "vitest";
import {
  extractShellCommandFromArgv,
  formatExecCommand,
  validateSystemRunCommandConsistency,
} from "./system-run-command.js";

describe("system run command helpers", () => {
  test("formatExecCommand quotes args with spaces", () => {
    expect(formatExecCommand(["echo", "hi there"])).toBe('echo "hi there"');
  });

  test("extractShellCommandFromArgv extracts sh -lc command", () => {
    expect(extractShellCommandFromArgv(["/bin/sh", "-lc", "echo hi"])).toBe("echo hi");
  });

  test("extractShellCommandFromArgv extracts cmd.exe /c command", () => {
    expect(extractShellCommandFromArgv(["cmd.exe", "/d", "/s", "/c", "echo hi"])).toBe("echo hi");
  });

  test("validateSystemRunCommandConsistency accepts rawCommand matching direct argv", () => {
    const res = validateSystemRunCommandConsistency({
      argv: ["echo", "hi"],
      rawCommand: "echo hi",
    });
    expect(res.ok).toBe(true);
    if (!res.ok) {
      throw new Error("unreachable");
    }
    expect(res.shellCommand).toBe(null);
    expect(res.cmdText).toBe("echo hi");
  });

  test("validateSystemRunCommandConsistency rejects mismatched rawCommand vs direct argv", () => {
    const res = validateSystemRunCommandConsistency({
      argv: ["uname", "-a"],
      rawCommand: "echo hi",
    });
    expect(res.ok).toBe(false);
    if (res.ok) {
      throw new Error("unreachable");
    }
    expect(res.message).toContain("rawCommand does not match command");
    expect(res.details?.code).toBe("RAW_COMMAND_MISMATCH");
  });

  test("validateSystemRunCommandConsistency accepts rawCommand matching sh wrapper argv", () => {
    const res = validateSystemRunCommandConsistency({
      argv: ["/bin/sh", "-lc", "echo hi"],
      rawCommand: "echo hi",
    });
    expect(res.ok).toBe(true);
  });
});