public async void Files_Not_Exists()
{
var mock = new ServiceMockFacade <IBucketRepository>();
mock.RepositoryMock.Setup(x => x.Files(default(int), It.IsAny <int>(), It.IsAny <int>())).Returns(Task.FromResult <List <File> >(new List <File>()));
var service = new BucketService(mock.LoggerMock.Object,
mock.RepositoryMock.Object,
mock.ModelValidatorMockFactory.BucketModelValidatorMock.Object,
mock.BOLMapperMockFactory.BOLBucketMapperMock,
mock.DALMapperMockFactory.DALBucketMapperMock,
mock.BOLMapperMockFactory.BOLFileMapperMock,
mock.DALMapperMockFactory.DALFileMapperMock);
List <ApiFileResponseModel> response = await service.Files(default(int));
response.Should().BeEmpty();
mock.RepositoryMock.Verify(x => x.Files(default(int), It.IsAny <int>(), It.IsAny <int>()));
}