public async Task Changes() { using (var client = new CouchClient("http://localhost:5984")) { IEnumerable <string> dbs = await client.GetDatabasesNamesAsync().ConfigureAwait(false); CouchDatabase <Rebel> rebels = client.GetDatabase <Rebel>(); if (dbs.Contains(rebels.Database)) { await client.DeleteDatabaseAsync <Rebel>().ConfigureAwait(false); } rebels = await client.CreateDatabaseAsync <Rebel>().ConfigureAwait(false); Rebel luke = await rebels.CreateAsync(new Rebel { Name = "Luke", Age = 19 }).ConfigureAwait(false); Assert.Equal("Luke", luke.Name); var options = new ChangesFeedOptions { IncludeDocs = true }; var filter = ChangesFeedFilter.Selector <Rebel>(r => r.Name == "Luke" && r.Age == 19); var changesResult = await rebels.GetChangesAsync(options, filter); Assert.NotEmpty(changesResult.Results); Assert.Equal(changesResult.Results[0].Id, luke.Id); await client.DeleteDatabaseAsync <Rebel>().ConfigureAwait(false); } }