implementation followers DAL + Tests
This commit is contained in:
Nicolas Constant
parent
d846756a7f
commit
490c68ccc5
4 changed files with 369 additions and 9 deletions
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@ -1,9 +1,142 @@
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using BirdsiteLive.DAL.Contracts;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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using BirdsiteLive.DAL.Contracts;
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using BirdsiteLive.DAL.Models;
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using BirdsiteLive.DAL.Postgres.DataAccessLayers.Base;
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using BirdsiteLive.DAL.Postgres.Settings;
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using Dapper;
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using Newtonsoft.Json;
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namespace BirdsiteLive.DAL.Postgres.DataAccessLayers
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{
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public class FollowersPostgresDal : IFollowersDal
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public class FollowersPostgresDal : PostgresBase, IFollowersDal
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{
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#region Ctor
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public FollowersPostgresDal(PostgresSettings settings) : base(settings)
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{
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}
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#endregion
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public async Task CreateFollowerAsync(string acct, string host, int[] followings, Dictionary<int, long> followingSyncStatus)
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{
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var serializedDic = JsonConvert.SerializeObject(followingSyncStatus);
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acct = acct.ToLowerInvariant();
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host = host.ToLowerInvariant();
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using (var dbConnection = Connection)
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{
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dbConnection.Open();
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await dbConnection.ExecuteAsync(
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$"INSERT INTO {_settings.FollowersTableName} (acct,host,followings,followingsSyncStatus) VALUES(@acct,@host,@followings, CAST(@followingsSyncStatus as json))",
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new { acct, host, followings, followingsSyncStatus = serializedDic });
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}
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}
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public async Task<Follower> GetFollowerAsync(string acct, string host)
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{
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var query = $"SELECT * FROM {_settings.FollowersTableName} WHERE acct = @acct AND host = @host";
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acct = acct.ToLowerInvariant();
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host = host.ToLowerInvariant();
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using (var dbConnection = Connection)
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{
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dbConnection.Open();
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var result = (await dbConnection.QueryAsync<SerializedFollower>(query, new { acct, host })).FirstOrDefault();
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return Convert(result);
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}
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}
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public async Task<Follower[]> GetFollowersAsync(int followedUserId)
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{
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if (followedUserId == default) throw new ArgumentException("followedUserId");
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var query = $"SELECT * FROM {_settings.FollowersTableName} WHERE @id=ANY(followings)";
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using (var dbConnection = Connection)
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{
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dbConnection.Open();
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var result = await dbConnection.QueryAsync<SerializedFollower>(query, new { id = followedUserId});
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return result.Select(Convert).ToArray();
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}
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}
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public async Task UpdateFollowerAsync(int id, int[] followings, Dictionary<int, long> followingsSyncStatus)
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{
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if (id == default) throw new ArgumentException("id");
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var serializedDic = JsonConvert.SerializeObject(followingsSyncStatus);
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var query = $"UPDATE {_settings.FollowersTableName} SET followings = @followings, followingsSyncStatus = CAST(@followingsSyncStatus as json) WHERE id = @id";
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using (var dbConnection = Connection)
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{
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dbConnection.Open();
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await dbConnection.QueryAsync(query, new { id, followings, followingsSyncStatus = serializedDic });
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}
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}
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public async Task DeleteFollowerAsync(int id)
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{
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if (id == default) throw new ArgumentException("id");
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var query = $"DELETE FROM {_settings.FollowersTableName} WHERE id = @id";
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using (var dbConnection = Connection)
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{
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dbConnection.Open();
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await dbConnection.QueryAsync(query, new { id });
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}
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}
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public async Task DeleteFollowerAsync(string acct, string host)
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{
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if (acct == default) throw new ArgumentException("acct");
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if (host == default) throw new ArgumentException("host");
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acct = acct.ToLowerInvariant();
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host = host.ToLowerInvariant();
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var query = $"DELETE FROM {_settings.FollowersTableName} WHERE acct = @acct AND host = @host";
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using (var dbConnection = Connection)
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{
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dbConnection.Open();
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await dbConnection.QueryAsync(query, new { acct, host });
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}
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}
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private Follower Convert(SerializedFollower follower)
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{
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if (follower == null) return null;
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return new Follower()
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{
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Id = follower.Id,
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Acct = follower.Acct,
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Host = follower.Host,
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Followings = follower.Followings,
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FollowingsSyncStatus = JsonConvert.DeserializeObject<Dictionary<int,long>>(follower.FollowingsSyncStatus)
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};
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}
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}
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internal class SerializedFollower {
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public int Id { get; set; }
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public int[] Followings { get; set; }
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public string FollowingsSyncStatus { get; set; }
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public string Acct { get; set; }
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public string Host { get; set; }
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}
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}
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@ -1,7 +1,16 @@
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namespace BirdsiteLive.DAL.Contracts
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using System.Collections.Generic;
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using System.Threading.Tasks;
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using BirdsiteLive.DAL.Models;
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namespace BirdsiteLive.DAL.Contracts
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{
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public interface IFollowersDal
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{
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Task<Follower> GetFollowerAsync(string acct, string host);
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Task CreateFollowerAsync(string acct, string host, int[] followings, Dictionary<int, long> followingSyncStatus);
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Task<Follower[]> GetFollowersAsync(int followedUserId);
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Task UpdateFollowerAsync(int id, int[] followings, Dictionary<int, long> followingSyncStatus);
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Task DeleteFollowerAsync(int id);
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Task DeleteFollowerAsync(string acct, string host);
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}
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}
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@ -1,13 +1,15 @@
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namespace BirdsiteLive.DAL.Models
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using System.Collections.Generic;
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namespace BirdsiteLive.DAL.Models
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{
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public class Follower
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{
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public int Id { get; set; }
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public int FollowingAccountId { get; set; }
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public int[] Followings { get; set; }
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public Dictionary<int, long> FollowingsSyncStatus { get; set; }
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public string Acct { get; set; }
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public string Host { get; set; }
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public long LastTweetSynchronizedId { get; set; }
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}
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}
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@ -0,0 +1,216 @@
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Threading.Tasks;
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using BirdsiteLive.DAL.Postgres.DataAccessLayers;
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using BirdsiteLive.DAL.Postgres.Tests.DataAccessLayers.Base;
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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namespace BirdsiteLive.DAL.Postgres.Tests.DataAccessLayers
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{
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[TestClass]
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public class FollowersPostgresDalTests : PostgresTestingBase
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{
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[TestInitialize]
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public async Task TestInit()
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{
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var dal = new DbInitializerPostgresDal(_settings, _tools);
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await dal.InitDbAsync();
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}
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[TestCleanup]
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public async Task CleanUp()
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{
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var dal = new DbInitializerPostgresDal(_settings, _tools);
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try
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{
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await dal.DeleteAllAsync();
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}
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catch (Exception e)
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{
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Console.WriteLine(e);
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}
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}
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[TestMethod]
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public async Task CreateAndGetFollower()
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{
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var acct = "myhandle";
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var host = "domain.ext";
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var following = new[] {12, 19, 23};
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var followingSync = new Dictionary<int, long>()
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{
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{12, 165L},
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{19, 166L},
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{23, 167L}
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};
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var dal = new FollowersPostgresDal(_settings);
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await dal.CreateFollowerAsync(acct, host, following, followingSync);
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var result = await dal.GetFollowerAsync(acct, host);
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Assert.IsNotNull(result);
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Assert.AreEqual(acct, result.Acct);
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Assert.AreEqual(host, result.Host);
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Assert.AreEqual(following.Length, result.Followings.Length);
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Assert.AreEqual(following[0], result.Followings[0]);
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Assert.AreEqual(followingSync.Count, result.FollowingsSyncStatus.Count);
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Assert.AreEqual(followingSync.First().Key, result.FollowingsSyncStatus.First().Key);
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Assert.AreEqual(followingSync.First().Value, result.FollowingsSyncStatus.First().Value);
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}
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[TestMethod]
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public async Task GetFollowersAsync()
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{
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var dal = new FollowersPostgresDal(_settings);
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//User 1
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var acct = "myhandle1";
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var host = "domain.ext";
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var following = new[] { 1,2,3 };
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var followingSync = new Dictionary<int, long>();
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await dal.CreateFollowerAsync(acct, host, following, followingSync);
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//User 2
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acct = "myhandle2";
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host = "domain.ext";
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following = new[] { 2, 4, 5 };
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await dal.CreateFollowerAsync(acct, host, following, followingSync);
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//User 2
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acct = "myhandle3";
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host = "domain.ext";
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following = new[] { 1 };
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await dal.CreateFollowerAsync(acct, host, following, followingSync);
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var result = await dal.GetFollowersAsync(2);
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Assert.AreEqual(2, result.Length);
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result = await dal.GetFollowersAsync(5);
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Assert.AreEqual(1, result.Length);
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result = await dal.GetFollowersAsync(24);
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Assert.AreEqual(0, result.Length);
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}
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[TestMethod]
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public async Task CreateUpdateAndGetFollower_Add()
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{
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var acct = "myhandle";
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var host = "domain.ext";
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var following = new[] { 12, 19, 23 };
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var followingSync = new Dictionary<int, long>()
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{
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{12, 165L},
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{19, 166L},
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{23, 167L}
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};
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var dal = new FollowersPostgresDal(_settings);
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await dal.CreateFollowerAsync(acct, host, following, followingSync);
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var result = await dal.GetFollowerAsync(acct, host);
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var updatedFollowing = new[] { 12, 19, 23, 24 };
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var updatedFollowingSync = new Dictionary<int, long>()
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{
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{12, 170L},
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{19, 171L},
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{23, 172L},
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{24, 173L}
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};
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await dal.UpdateFollowerAsync(result.Id, updatedFollowing, updatedFollowingSync);
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result = await dal.GetFollowerAsync(acct, host);
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Assert.AreEqual(updatedFollowing.Length, result.Followings.Length);
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Assert.AreEqual(updatedFollowing[0], result.Followings[0]);
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Assert.AreEqual(updatedFollowingSync.Count, result.FollowingsSyncStatus.Count);
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Assert.AreEqual(updatedFollowingSync.First().Key, result.FollowingsSyncStatus.First().Key);
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Assert.AreEqual(updatedFollowingSync.First().Value, result.FollowingsSyncStatus.First().Value);
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}
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[TestMethod]
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public async Task CreateUpdateAndGetFollower_Remove()
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{
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var acct = "myhandle";
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var host = "domain.ext";
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var following = new[] { 12, 19, 23 };
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var followingSync = new Dictionary<int, long>()
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{
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{12, 165L},
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{19, 166L},
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{23, 167L}
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};
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var dal = new FollowersPostgresDal(_settings);
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await dal.CreateFollowerAsync(acct, host, following, followingSync);
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var result = await dal.GetFollowerAsync(acct, host);
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var updatedFollowing = new[] { 12, 19 };
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var updatedFollowingSync = new Dictionary<int, long>()
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{
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{12, 170L},
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{19, 171L}
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};
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await dal.UpdateFollowerAsync(result.Id, updatedFollowing, updatedFollowingSync);
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result = await dal.GetFollowerAsync(acct, host);
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Assert.AreEqual(updatedFollowing.Length, result.Followings.Length);
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Assert.AreEqual(updatedFollowing[0], result.Followings[0]);
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Assert.AreEqual(updatedFollowingSync.Count, result.FollowingsSyncStatus.Count);
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Assert.AreEqual(updatedFollowingSync.First().Key, result.FollowingsSyncStatus.First().Key);
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Assert.AreEqual(updatedFollowingSync.First().Value, result.FollowingsSyncStatus.First().Value);
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}
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[TestMethod]
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public async Task CreateAndDeleteFollower_ById()
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{
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var acct = "myhandle";
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var host = "domain.ext";
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var following = new[] { 12, 19, 23 };
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var followingSync = new Dictionary<int, long>()
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{
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{12, 165L},
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{19, 166L},
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{23, 167L}
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};
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var dal = new FollowersPostgresDal(_settings);
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await dal.CreateFollowerAsync(acct, host, following, followingSync);
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var result = await dal.GetFollowerAsync(acct, host);
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Assert.IsNotNull(result);
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await dal.DeleteFollowerAsync(result.Id);
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result = await dal.GetFollowerAsync(acct, host);
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Assert.IsNull(result);
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}
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[TestMethod]
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public async Task CreateAndDeleteFollower_ByHandle()
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{
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var acct = "myhandle";
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var host = "domain.ext";
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var following = new[] { 12, 19, 23 };
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var followingSync = new Dictionary<int, long>()
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{
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{12, 165L},
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{19, 166L},
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{23, 167L}
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};
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var dal = new FollowersPostgresDal(_settings);
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await dal.CreateFollowerAsync(acct, host, following, followingSync);
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var result = await dal.GetFollowerAsync(acct, host);
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Assert.IsNotNull(result);
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await dal.DeleteFollowerAsync(acct, host);
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result = await dal.GetFollowerAsync(acct, host);
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Assert.IsNull(result);
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}
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}
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}
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