text: from unittest import TestCase
  
  from consolemenu.validators.base import BaseValidator
  from consolemenu.validators.url import UrlValidator
  
  
  class UrlValidatorTestCase(TestCase):
      def test_is_child_from_base(self):
          self.assertTrue(issubclass(UrlValidator, BaseValidator))
  
      def test_validate_valid_https(self):
          self.assertTrue(UrlValidator().validate(input_string='https://www.google.es/'))
  
      def test_validate_valid_http(self):
          self.assertTrue(UrlValidator().validate(input_string='http://www.google.es/'))
  
      def test_validate_valid_no_ending_slash(self):
          self.assertTrue(UrlValidator().validate(input_string='https://www.google.es'))
  
      def test_validate_invalid(self):
          self.assertFalse(UrlValidator().validate(input_string='google'))
  