How to use the availity-reactstrap-validation.AvValidator.maxlength function in availity-reactstrap-validation

import {AvValidator} from 'availity-reactstrap-validation';

const fn = AvValidator.maxlength;

describe('Max Length Validation', () => {
  it('should not require a value', () => {
    expect(fn('')).to.be.true;
  });

  it('have an alias of maxLength', () => {
    expect(fn).to.equal(AvValidator.maxLength);
  });

  it('should return true if the value length is greater than the constraint', () => {
    expect(fn('123', undefined, {value: 5})).to.be.true;
  });

  it('should true if the value is the same as than the constraint', () => {
    expect(fn('12345', undefined, {value: 5})).to.be.true;