import { isPhoneValid } from '../GenericFunctions'; describe('isPhoneValid', () => { it('should return true for a valid phone number', () => { const phone = '+1234567890'; const result = isPhoneValid(phone); expect(result).toBe(true); }); it('should return false for an invalid phone number', () => { const phone = 'invalid-phone'; const result = isPhoneValid(phone); expect(result).toBe(false); }); it('should return false for a phone number with invalid characters', () => { const phone = '+123-abc-456'; const result = isPhoneValid(phone); expect(result).toBe(false); }); it('should return false for an empty phone number', () => { const phone = ''; const result = isPhoneValid(phone); expect(result).toBe(false); }); it('should return false for a phone number with only special characters', () => { const phone = '!!!@@@###'; const result = isPhoneValid(phone); expect(result).toBe(false); }); });