@deposits/validators/src/itin/itin.spec.js

A collection of Fintech-specific and general-purpose validators, designed to extend popular validation libraries like Vuelidate, Zod, and yup.

import { itin } from "./index";
import { expect, test, describe } from "@jest/globals";

describe("itin", () => {
  test("returns true for a valid itin", () => {
    expect(itin("932-34-4485")).toBe(true);
  });

  test("returns true for a valid ITIN with different valid numbers", () => {
    expect(itin("912-34-5678")).toBe(true);
    expect(itin("923-45-6789")).toBe(true);
  });

  test("returns false for an ITIN without dashes", () => {
    expect(itin("912345678")).toBe(false);
  });

  test("returns false for an ITIN with invalid format", () => {
    expect(itin("91-234-5678")).toBe(false);
    expect(itin("912-345-678")).toBe(false);
    expect(itin("912-34-56789")).toBe(false);
  });

  test("returns false for an ITIN not starting with 9", () => {
    expect(itin("812-34-5678")).toBe(false);
    expect(itin("712-34-5678")).toBe(false);
  });
});