private async void BeUniqueByName_Update_Not_Exists()
        {
            Mock <ILocationRepository> locationRepository = new Mock <ILocationRepository>();

            locationRepository.Setup(x => x.ByName(It.IsAny <string>())).Returns(Task.FromResult <Location>(null));
            var validator = new ApiLocationRequestModelValidator(locationRepository.Object);

            await validator.ValidateUpdateAsync(default(short), new ApiLocationRequestModel());

            validator.ShouldNotHaveValidationErrorFor(x => x.Name, "A");
        }
        public async void Name_Update_length()
        {
            Mock <ILocationRepository> locationRepository = new Mock <ILocationRepository>();

            locationRepository.Setup(x => x.Get(It.IsAny <short>())).Returns(Task.FromResult(new Location()));

            var validator = new ApiLocationRequestModelValidator(locationRepository.Object);
            await validator.ValidateUpdateAsync(default(short), new ApiLocationRequestModel());

            validator.ShouldHaveValidationErrorFor(x => x.Name, new string('A', 51));
        }
        public async void LocationName_Update_null()
        {
            Mock <ILocationRepository> locationRepository = new Mock <ILocationRepository>();

            locationRepository.Setup(x => x.Get(It.IsAny <int>())).Returns(Task.FromResult(new Location()));

            var validator = new ApiLocationRequestModelValidator(locationRepository.Object);
            await validator.ValidateUpdateAsync(default(int), new ApiLocationRequestModel());

            validator.ShouldHaveValidationErrorFor(x => x.LocationName, null as string);
        }