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Merge pull request #14338 from frenzibyte/fix-participant-panel-assuming-not-null

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Fix few cases where `MultiplayerRoomUser.User` is assumed to not be null
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Dean Herbert 2021-08-16 16:31:24 +09:00 committed by GitHub
commit d0faa91bb1
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5 changed files with 34 additions and 24 deletions
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9
osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerParticipantsList.cs
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@ -4,6 +4,7 @@
using System.Collections.Generic;
using System.Linq;
using NUnit.Framework;
using osu.Framework.Extensions.ObjectExtensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Testing;
@ -48,9 +49,15 @@ namespace osu.Game.Tests.Visual.Multiplayer
{
AddAssert("one unique panel", () => this.ChildrenOfType<ParticipantPanel>().Select(p => p.User).Distinct().Count() == 1);
AddStep("add non-resolvable user", () => Client.AddNullUser(-3));
AddStep("add non-resolvable user", () => Client.AddNullUser());
AddAssert("null user added", () => Client.Room.AsNonNull().Users.Count(u => u.User == null) == 1);
AddUntilStep("two unique panels", () => this.ChildrenOfType<ParticipantPanel>().Select(p => p.User).Distinct().Count() == 2);
AddStep("kick null user", () => this.ChildrenOfType<ParticipantPanel>().Single(p => p.User.User == null)
.ChildrenOfType<ParticipantPanel.KickButton>().Single().TriggerClick());
AddAssert("null user kicked", () => Client.Room.AsNonNull().Users.Count == 1);
}
[Test]

10
osu.Game/Screens/OnlinePlay/Multiplayer/Participants/ParticipantPanel.cs
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@ -2,7 +2,6 @@
// See the LICENCE file in the repository root for full licence text.
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using osu.Framework.Allocation;
using osu.Framework.Extensions.Color4Extensions;
@ -83,7 +82,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Participants
Colour = Color4Extensions.FromHex("#F7E65D"),
Alpha = 0
},
new TeamDisplay(user),
new TeamDisplay(User),
new Container
{
RelativeSizeAxes = Axes.Both,
@ -168,12 +167,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Participants
Origin = Anchor.Centre,
Alpha = 0,
Margin = new MarginPadding(4),
Action = () =>
{
Debug.Assert(user != null);
Client.KickUser(user.Id);
}
Action = () => Client.KickUser(User.UserID),
},
},
}

17
osu.Game/Screens/OnlinePlay/Multiplayer/Participants/TeamDisplay.cs
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@ -11,7 +11,6 @@ using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Online.Multiplayer;
using osu.Game.Online.Multiplayer.MatchTypes.TeamVersus;
using osu.Game.Users;
using osuTK;
using osuTK.Graphics;
@ -19,16 +18,14 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Participants
{
internal class TeamDisplay : MultiplayerRoomComposite
{
private readonly User user;
private readonly MultiplayerRoomUser user;
private Drawable box;
[Resolved]
private OsuColour colours { get; set; }
[Resolved]
private MultiplayerClient client { get; set; }
public TeamDisplay(User user)
public TeamDisplay(MultiplayerRoomUser user)
{
this.user = user;
@ -61,7 +58,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Participants
}
};
if (user.Id == client.LocalUser?.UserID)
if (Client.LocalUser?.Equals(user) == true)
{
InternalChild = new OsuClickableContainer
{
@ -79,9 +76,9 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Participants
private void changeTeam()
{
client.SendMatchRequest(new ChangeTeamRequest
Client.SendMatchRequest(new ChangeTeamRequest
{
TeamID = ((client.LocalUser?.MatchState as TeamVersusUserState)?.TeamID + 1) % 2 ?? 0,
TeamID = ((Client.LocalUser?.MatchState as TeamVersusUserState)?.TeamID + 1) % 2 ?? 0,
});
}
@ -93,7 +90,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Participants
// we don't have a way of knowing when an individual user's state has updated, so just handle on RoomUpdated for now.
var userRoomState = Room?.Users.FirstOrDefault(u => u.UserID == user.Id)?.MatchState;
var userRoomState = Room?.Users.FirstOrDefault(u => u.Equals(user))?.MatchState;
const double duration = 400;

2
osu.Game/Tests/Visual/Multiplayer/TestMultiplayerClient.cs
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@ -61,7 +61,7 @@ namespace osu.Game.Tests.Visual.Multiplayer
return roomUser;
}
public void AddNullUser(int userId) => ((IMultiplayerClient)this).UserJoined(new MultiplayerRoomUser(userId));
public void AddNullUser() => ((IMultiplayerClient)this).UserJoined(new MultiplayerRoomUser(TestUserLookupCache.NULL_USER_ID));
public void RemoveUser(User user)
{

20
osu.Game/Tests/Visual/TestUserLookupCache.cs
View File

@ -10,10 +10,22 @@ namespace osu.Game.Tests.Visual
{
public class TestUserLookupCache : UserLookupCache
{
protected override Task<User> ComputeValueAsync(int lookup, CancellationToken token = default) => Task.FromResult(new User
/// <summary>
/// A special user ID which <see cref="ComputeValueAsync"/> would return a <see langword="null"/> <see cref="User"/> for.
/// As a simulation to what a regular <see cref="UserLookupCache"/> would return in the case of failing to fetch the user.
/// </summary>
public const int NULL_USER_ID = -1;
protected override Task<User> ComputeValueAsync(int lookup, CancellationToken token = default)
{
Id = lookup,
Username = $"User {lookup}"
});
if (lookup == NULL_USER_ID)
return Task.FromResult((User)null);
return Task.FromResult(new User
{
Id = lookup,
Username = $"User {lookup}"
});
}
}
}