public async Task Should_GetAllBusinessUnitsCategoriesAsync()
        {
            var options = TestUtils.GetOptions(nameof(Should_GetAllBusinessUnitsCategoriesAsync));

            using (var arrangeContext = new ManagerLogbookContext(options))
            {
                await arrangeContext.BusinessUnitCategories.AddAsync(TestHelperBusinessUnit.TestBusinessUnitCategory01());

                await arrangeContext.BusinessUnitCategories.AddAsync(TestHelperBusinessUnit.TestBusinessUnitCategory02());

                await arrangeContext.BusinessUnitCategories.AddAsync(TestHelperBusinessUnit.TestBusinessUnitCategory03());

                await arrangeContext.Towns.AddAsync(TestHelperBusinessUnit.TestTown01());

                await arrangeContext.SaveChangesAsync();
            }

            using (var assertContext = new ManagerLogbookContext(options))
            {
                var mockBusinessValidator = new Mock <IBusinessValidator>(MockBehavior.Strict);

                var sut = new BusinessUnitService(assertContext, mockBusinessValidator.Object);

                var businessUnitsCategories = await sut.GetAllBusinessUnitsCategoriesAsync();

                Assert.AreEqual(businessUnitsCategories.Count, 3);
            }
        }