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

            using (var arrangeContext = new ManagerLogbookContext(options))
            {
                await arrangeContext.Users.AddAsync(TestHelpersLogbook.TestUser01());

                await arrangeContext.Logbooks.AddAsync(TestHelpersLogbook.TestLogbook01());

                await arrangeContext.UsersLogbooks.AddAsync(TestHelpersLogbook.TestUsersLogbooks02());

                await arrangeContext.SaveChangesAsync();
            }

            using (var assertContext = new ManagerLogbookContext(options))
            {
                var mockedBusinessValidator = new Mock <IBusinessValidator>();
                var sut = new LogbookService(assertContext, mockedBusinessValidator.Object);

                var ex = await Assert.ThrowsExceptionAsync <ArgumentException>(() => sut.RemoveManagerFromLogbookAsync(TestHelpersLogbook.TestUser01().Id, TestHelpersLogbook.TestLogbook01().Id));

                Assert.AreEqual(ex.Message, string.Format(ServicesConstants.ManagerIsNotPresentInLogbook, TestHelpersLogbook.TestUser01().UserName, TestHelpersLogbook.TestLogbook01().Name));
            }
        }