public async Task Can_CalculateDistanceBetweenGeoMembers() { await redis.FlushDbAsync(); await redis.AddGeoMembersAsync("Sicily", new[] { new RedisGeo(13.361389, 38.115556, "Palermo"), new RedisGeo(15.087269, 37.502669, "Catania") }); var distance = await redis.CalculateDistanceBetweenGeoMembersAsync("Sicily", "Palermo", "Catania"); Assert.That(distance, Is.EqualTo(166274.15156960039).Within(.1)); }