public void DeleteShouldReturnFalseIfItIsNotSuccessfull()
        {
            // Arrange
            var countryService = new AdminCountryService(this.db);

            // Act
            var result = countryService.Delete(1);

            // Assert
            result
            .Should()
            .BeFalse();
        }
        public void DeleteShouldReturnTrueIfItIsSuccessfull()
        {
            // Arrange
            var first = new Country {
                Id = 1, Name = "First"
            };

            this.db.Countries.Add(first);
            this.db.SaveChanges();

            var countryService = new AdminCountryService(this.db);

            // Act
            var result = countryService.Delete(1);

            // Assert
            result
            .Should()
            .BeTrue();
        }