public async Task Given_ATestDtoObject_When_InsertIsInvoked_Then_SaveChangesAsyncMethodShouldBeInvokedOnlyOnce()
        {
            await DbContextBase.Create(new DateRangeEffectiveDtoObject());

            MockDbContext.Verify(m => m.SaveChangesAsync(), Times.Once());
        }
        public async Task Given_ATestDtoObject_When_InsertIsInvoked_Then_AddMethodShouldBeInvokedOnlyOnce()
        {
            await DbContextBase.Create(new DateRangeEffectiveDtoObject());

            MockDbSet.Verify(m => m.Add(It.IsAny <DateRangeEffectiveDtoObject>()), Times.Once());
        }