public async Task GetThreeLatest_ReturnsThreeLatest()
        {
            var model = await _uut.GetThreeLatest();

            var res      = model.Value;
            var expected = new List <Measurement> {
                m1, m2, m3
            };


            foreach (var mes in res)
            {
                Assert.IsTrue(expected.Where(m => m.Time == mes.Time).Any());
            }
        }