public async Task Handle_GivenNotFoundException()
        {
            //Arrange
            const int validId = 50;
            var       query   = new GetRouteDetailQuery {
                Id = validId
            };

            //Assert
            await Assert.ThrowsAsync <NotFoundException>(() => _handler.Handle(query, CancellationToken.None));
        }
        public async Task Handle_GivenValidResult()
        {
            //Arrange
            const int validId = 10;
            var       query   = new GetRouteDetailQuery {
                Id = validId
            };

            //Act
            var result = await _handler.Handle(query, CancellationToken.None);

            //Assert
            Assert.NotNull(result.Dto);
            Assert.IsType <RouteDetailViewModel>(result);
            Assert.True(result.Success);
        }