public async Task PutAsyncTest()
        {
            // Arrange
            var     mockFacultyRepository    = GetDefaultIFacultyRepositoryInstance();
            var     mockUniversityRepository = GetDefaultIUniversityRepositoryInstance();
            var     mockUnitOfWork           = GetDefaultIUnitOfWorkInstance();
            Faculty faculty   = new Faculty();
            int     facultyId = 1;

            faculty.Id   = facultyId;
            faculty.Name = "Ciencias";

            Faculty facultyExpected = new Faculty();

            facultyExpected.Name = "Letras";

            mockFacultyRepository.Setup(r => r.FindById(facultyId))
            .Returns(Task.FromResult <Faculty>(faculty));

            var service = new FacultyService(mockFacultyRepository.Object, mockUniversityRepository.Object, mockUnitOfWork.Object);

            // Act
            FacultyResponse result = await service.UpdateASync(facultyId, facultyExpected);

            // Assert
            Assert.AreEqual(facultyExpected.Name, result.Resource.Name);
        }