import { emailValidator, postCodeValidator, selectddlValidator } from "../../libs/formValidators";


/* email validator test */
describe("emailvalidator", () => {

   test("should return false in incorrect email address entered", () => {
    const email = 'phil@northumberland'
    const isValid = emailValidator(email);
    expect(isValid).toBe(false)
   });

   test("should return true if email address entered", () => {
      const email = 'phil@northumberland.gov.uk'
      const isValid = emailValidator(email);
      expect(isValid).toBe(true)
     });

})


/* postcode validator test */
describe("postcodevalidator", () => {

   test("should return true when a valid postcode ne27 0jz", () => {
    const postCode = 'ne27 0jz'
    const isValid = postCodeValidator(postCode);
    expect(isValid).toBe(true)
   });

   test('should return true when an valid postcode without space ne270jz', () => {
      const validPostcode = 'ne270jz';
      const isValid = postCodeValidator(validPostcode);
      expect(isValid).toBe(true);
   });

   test('should return true when an valid postcode AA9A 9AA', () => {
      const validPostcode = 'AA9A 9AA';
      const isValid = postCodeValidator(validPostcode);
      expect(isValid).toBe(true);
   });

   test('should return true when an valid postcode A9A 9AA', () => {
      const validPostcode = 'A9A 9AA';
      const isValid = postCodeValidator(validPostcode);
      expect(isValid).toBe(true);
   });

   test('should return true when an valid postcode A9 9AA', () => {
      const validPostcode = 'A9A 9AA';
      const isValid = postCodeValidator(validPostcode);
      expect(isValid).toBe(true);
   });

   test('should return true when an valid postcode AA9 9AA', () => {
      const validPostcode = 'AA9 9AA';
      const isValid = postCodeValidator(validPostcode);
      expect(isValid).toBe(true);
   });

   test('should return true when an valid postcode AA99 9AA', () => {
      const validPostcode = 'AA99 9AA';
      const isValid = postCodeValidator(validPostcode);
      expect(isValid).toBe(true);
   });

   test('should return false when an invalid postcode', () => {
    const invalidPostcode = 'invalid postcode';
    const isValid = postCodeValidator(invalidPostcode);
    expect(isValid).toBe(false);
   });

   test('should return false when an invalid postcode empty string', () => {
    const invalidPostcode = '';
    const isValid = postCodeValidator(invalidPostcode);
    expect(isValid).toBe(false);
   });

   test('should return false when an invalid postcode empty string', () => {
      const invalidPostcode = 'ner4t';
      const isValid = postCodeValidator(invalidPostcode);
      expect(isValid).toBe(false);
   });

})

/* ddl validator test (select address */


describe('selectddlValidator', () => {

   test('should return false when string is empty', () => {
      const dropdownValue = ''
      const isValid = selectddlValidator(dropdownValue);
      expect(isValid).toBe(false)
   })
   test('should return true when string is not empty', () => {
      const dropdownValue = 'test'
      const isValid = selectddlValidator(dropdownValue);
      expect(isValid).toBe(true)
   })

})