456 lines
16 KiB
C#
456 lines
16 KiB
C#
using Vanguard.Rules.Cards;
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using Vanguard.Rules.Engine;
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using Vanguard.Rules.Replay;
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using Vanguard.Shared.Projection;
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using Vanguard.Shared.Protocol;
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using Xunit;
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namespace Vanguard.Rules.Tests;
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public class ProtocolTests
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{
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private const string Conroe = "BT01/016EN";
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private const string Marron = "BT01/042EN";
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private static readonly ClockView Clock = new()
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{
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DecisionPlayer = 0,
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TurnDeadlineMs = 1_760_000_090_000,
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Bank0Ms = ProtocolConstants.TurnBankSeconds * 1000L,
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Bank1Ms = ProtocolConstants.TurnBankSeconds * 1000L,
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IsRunning = true,
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ServerTimeMs = 1_760_000_000_000,
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};
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// ---------- сериализация ----------
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[Fact]
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public void Client_Frames_Survive_MessagePack_RoundTrip()
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{
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var frames = new ClientFrame[]
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{
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new ClientHello
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{
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ProtocolVersion = ProtocolConstants.Version,
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Ticket = "ticket-1",
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ClientBuild = "0.1.0",
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ResumeFromSeq = 42,
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},
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new ClientIntent
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{
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IntentId = "intent-1",
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BasedOnSeq = 42,
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Intent = new CallIntent { PrintingId = Marron, Slot = 3 },
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},
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new ClientResync { FromSeq = 43, FullSnapshot = true },
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new ClientPing { Nonce = 9, ClientTimeMs = 1_760_000_000_000 },
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new ClientPong { Nonce = 10 },
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new ClientLeave { Reason = "exit" },
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};
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foreach (var frame in frames)
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{
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var bytes = ProtocolSerializer.Encode(frame);
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var decoded = ProtocolSerializer.DecodeClient(bytes);
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Assert.Equal(frame.GetType(), decoded.GetType());
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}
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var hello = (ClientHello)ProtocolSerializer.DecodeClient(
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ProtocolSerializer.Encode(frames[0]));
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Assert.Equal("ticket-1", hello.Ticket);
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Assert.Equal(42, hello.ResumeFromSeq);
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var intent = (ClientIntent)ProtocolSerializer.DecodeClient(
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ProtocolSerializer.Encode(frames[1]));
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var call = Assert.IsType<CallIntent>(intent.Intent);
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Assert.Equal(Marron, call.PrintingId);
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Assert.Equal(3, call.Slot);
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Assert.Equal("intent-1", intent.IntentId);
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}
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[Fact]
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public void Server_Frames_With_Nested_Unions_Survive_MessagePack_RoundTrip()
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{
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var view = new MatchView
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{
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MatchId = "match-1",
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EventSeq = 7,
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You = 0,
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ActivePlayer = 0,
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TurnNumber = 2,
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Phase = GamePhase.Main,
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Step = GameStep.None,
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Winner = -1,
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Clock = Clock,
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Players =
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{
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new PlayerView
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{
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Index = 0,
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Name = "Player 1",
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HandCount = 2,
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DeckCount = 30,
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Hand = { new CardView { InstanceId = 1, PrintingId = Marron, Power = 8000 } },
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RearGuards = new CardView?[]
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{
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new() { InstanceId = 2, PrintingId = Marron },
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null,
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null,
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null,
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null,
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},
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},
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new PlayerView { Index = 1, Name = "Player 2", HandCount = 3, DeckCount = 29 },
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},
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LegalIntents =
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{
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new ConcedeIntent(),
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new AttackIntent { AttackerSlot = -1, TargetSlot = -1, BoosterSlot = -1 },
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},
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};
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var frames = new ServerFrame[]
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{
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new ServerHello
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{
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ProtocolVersion = ProtocolConstants.Version,
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MatchId = "match-1",
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PlayerIndex = 0,
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Resumed = true,
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EventSeq = 7,
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ServerTimeMs = Clock.ServerTimeMs,
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},
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new ServerSnapshot { View = view },
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new ServerEvents
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{
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FromSeq = 4,
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ToSeq = 5,
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Events =
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{
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new EventEnvelope
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{
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Seq = 4,
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Event = new UnitCalledView { Player = 0, Slot = 3, PrintingId = Marron },
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},
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new EventEnvelope
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{
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Seq = 5,
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Event = new DriveCheckedView
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{
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Player = 0,
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PrintingId = "BT01/056EN",
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Trigger = TriggerKind.Critical,
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},
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},
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},
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},
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new ServerIntentResult
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{
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IntentId = "intent-1",
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Accepted = false,
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Code = IntentRejectCode.Illegal,
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Reason = "Нет цели.",
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EventSeq = 7,
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},
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new ServerClock { Clock = Clock, EventSeq = 7 },
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new ServerPing { Nonce = 1, ServerTimeMs = Clock.ServerTimeMs },
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new ServerPong { Nonce = 2, ServerTimeMs = Clock.ServerTimeMs },
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new ServerError
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{
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Code = ProtocolErrorCode.InvalidTicket,
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Message = "bad ticket",
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Fatal = true,
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EventSeq = 7,
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},
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};
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foreach (var frame in frames)
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{
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var bytes = ProtocolSerializer.Encode(frame);
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var decoded = ProtocolSerializer.DecodeServer(bytes);
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Assert.Equal(frame.GetType(), decoded.GetType());
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}
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var snapshot = (ServerSnapshot)ProtocolSerializer.DecodeServer(
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ProtocolSerializer.Encode(frames[1]));
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Assert.Equal("match-1", snapshot.View.MatchId);
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Assert.Equal(7, snapshot.View.EventSeq);
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Assert.Equal(2, snapshot.View.Players.Count);
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Assert.Single(snapshot.View.Players[0].Hand);
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Assert.Null(snapshot.View.Players[0].RearGuards[1]);
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Assert.IsType<AttackIntent>(snapshot.View.LegalIntents[1]);
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var events = (ServerEvents)ProtocolSerializer.DecodeServer(ProtocolSerializer.Encode(frames[2]));
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Assert.Equal(4, events.FromSeq);
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Assert.Equal(5, events.ToSeq);
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Assert.IsType<UnitCalledView>(events.Events[0].Event);
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Assert.IsType<DriveCheckedView>(events.Events[1].Event);
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}
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[Fact]
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public void Decode_Rejects_Empty_And_Oversized_Frames()
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{
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Assert.Throws<ProtocolFormatException>(() => ProtocolSerializer.DecodeClient(ReadOnlyMemory<byte>.Empty));
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var oversized = new byte[ProtocolConstants.MaxFrameBytes + 1];
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Assert.Throws<ProtocolFormatException>(() => ProtocolSerializer.DecodeClient(oversized));
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var garbage = new byte[] { 0xC1, 0xFF, 0x00 };
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Assert.Throws<ProtocolFormatException>(() => ProtocolSerializer.DecodeClient(garbage));
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}
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// ---------- интенты ----------
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[Fact]
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public void Every_Game_Command_Maps_To_Intent_And_Back()
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{
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var commands = new GameCommand[]
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{
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new MulliganCommand(new[] { 0, 2 }),
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new FinishMulliganCommand(),
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new RideCommand(Marron),
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new SkipRideCommand(),
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new CallCommand(Marron, 3),
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new MoveCommand(3, 0),
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new EnterBattleCommand(),
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new AttackCommand(3, -1, 0),
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new GuardCommand("BT01/011EN", "BT01/042EN"),
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new InterceptCommand(3),
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new PassGuardCommand(),
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new ResolveTriggerCommand(-1, 3),
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new SelectTriggerCommand(1),
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new ResolveAbilityCommand(true),
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new ChooseCommand(2),
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new ActivateAbilityCommand(12, Marron),
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new EndTurnCommand(),
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};
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foreach (var command in commands)
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{
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var intent = IntentMapping.FromCommand(command);
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var restored = IntentMapping.ToCommand(intent);
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Assert.NotNull(restored);
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Assert.Equal(CommandCodec.Encode(command), CommandCodec.Encode(restored!));
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}
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}
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[Fact]
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public void Concede_Has_No_Game_Command()
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{
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Assert.Null(IntentMapping.ToCommand(new ConcedeIntent()));
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}
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// ---------- проекция ----------
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[Fact]
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public void Projection_Hides_Opponent_Hand_And_Both_Decks()
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{
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var engine = StartedEngine();
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var view = MatchProjection.ForViewer(engine, 0, "match-1", engine.Events.Count, Clock);
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Assert.Equal(engine.State.Players[0].Hand.Count, view.Players[0].Hand.Count);
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Assert.Equal(engine.State.Players[1].Hand.Count, view.Players[1].HandCount);
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Assert.Empty(view.Players[1].Hand);
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Assert.Equal(engine.State.Players[1].Deck.Count, view.Players[1].DeckCount);
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Assert.Equal(engine.State.Players[0].Deck.Count, view.Players[0].DeckCount);
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// ни одного printingId из чужой руки
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var ownIds = view.Players[0].Hand.Select(c => c.PrintingId).ToHashSet();
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var opponentHandIds = engine.State.Players[1].Hand.Select(c => c.PrintingId).ToHashSet();
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Assert.DoesNotContain(view.Players[1].Hand, card => opponentHandIds.Contains(card.PrintingId));
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Assert.True(ownIds.Count > 0);
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}
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[Fact]
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public void Projection_Shows_FaceDown_Damage_Only_As_Count()
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{
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var engine = StartedEngine();
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var damage = engine.State.Players[0].Damage;
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var hidden = TakeFromDeck(engine.State.Players[0]);
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hidden.FaceUp = false;
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damage.Add(hidden);
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var visible = TakeFromDeck(engine.State.Players[0]);
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visible.FaceUp = true;
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damage.Add(visible);
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var ownView = MatchProjection.ForViewer(engine, 0, "match-1", engine.Events.Count, Clock);
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var opponentView = MatchProjection.ForViewer(engine, 1, "match-1", engine.Events.Count, Clock);
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Assert.Equal(1, ownView.Players[0].FaceDownDamage);
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Assert.Single(ownView.Players[0].FaceUpDamage);
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Assert.Equal(visible.PrintingId, ownView.Players[0].FaceUpDamage[0].PrintingId);
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Assert.Equal(1, opponentView.Players[0].FaceDownDamage);
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Assert.Single(opponentView.Players[0].FaceUpDamage);
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Assert.Equal(visible.PrintingId, opponentView.Players[0].FaceUpDamage[0].PrintingId);
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}
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[Fact]
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public void Projection_Does_Not_Contain_Seed_Or_Rng()
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{
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var names = typeof(MatchView).Assembly.GetTypes()
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.Where(type => type.Namespace == "Vanguard.Shared.Protocol")
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.SelectMany(type => type.GetProperties())
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.Select(property => property.Name)
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.ToList();
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Assert.DoesNotContain(names, name => name.Contains("Seed", StringComparison.Ordinal));
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Assert.DoesNotContain(names, name => name.Contains("Rng", StringComparison.Ordinal));
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}
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[Fact]
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public void Legal_Intents_Belong_Only_To_The_Deciding_Player()
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{
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var engine = StartedEngine();
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Give(engine, 0, Marron);
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engine.Execute(new RideCommand(Marron));
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engine.Execute(new EnterBattleCommand());
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Assert.True(engine.Execute(new AttackCommand(-1, -1)).Accepted);
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Assert.Equal(1, engine.State.ActivePlayer);
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Assert.Equal(Step.Guard, engine.State.Step);
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var attackerView = MatchProjection.ForViewer(engine, 0, "match-1", engine.Events.Count, Clock);
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var defenderView = MatchProjection.ForViewer(engine, 1, "match-1", engine.Events.Count, Clock);
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// наблюдатель может только сдаться
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Assert.Single(attackerView.LegalIntents);
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Assert.IsType<ConcedeIntent>(attackerView.LegalIntents[0]);
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// обороняющийся видит свои варианты защиты, но не чужую руку
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Assert.Contains(defenderView.LegalIntents, intent => intent is PassGuardIntent);
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Assert.Empty(attackerView.Players[1].Hand);
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Assert.Equal(engine.State.Players[1].Hand.Count, attackerView.Players[1].HandCount);
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}
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// ---------- события ----------
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[Fact]
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public void Search_Events_Are_Hidden_From_Opponent()
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{
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var searched = new CardSearchedEvent(0, "BT01/001EN");
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var failed = new SearchFailedEvent(0, "<Royal Paladin> grade 3");
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Assert.IsType<CardSearchedView>(EventProjection.ForViewer(searched, 0));
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Assert.Null(EventProjection.ForViewer(searched, 1));
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Assert.IsType<SearchFailedView>(EventProjection.ForViewer(failed, 0));
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Assert.Null(EventProjection.ForViewer(failed, 1));
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}
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[Fact]
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public void Open_Events_Are_Visible_To_Both()
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{
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var called = new UnitCalledEvent(0, 3, Marron);
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Assert.IsType<UnitCalledView>(EventProjection.ForViewer(called, 0));
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Assert.IsType<UnitCalledView>(EventProjection.ForViewer(called, 1));
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}
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[Fact]
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public void Projected_Event_Range_Keeps_Global_Sequence_Numbers()
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{
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var events = new GameEvent[]
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{
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new GameStartedEvent(0),
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new CardSearchedEvent(0, "BT01/001EN"), // скрыто от игрока 1
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new CardDrawnEvent(0),
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};
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var forOpponent = EventProjection.ProjectRange(events, 1, fromSeq: 1);
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Assert.Equal(2, forOpponent.Count);
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Assert.Equal(1, forOpponent[0].Seq);
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Assert.Equal(3, forOpponent[1].Seq);
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Assert.IsType<GameStartedView>(forOpponent[0].Event);
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Assert.IsType<CardDrawnView>(forOpponent[1].Event);
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var fromSecond = EventProjection.ProjectRange(events, 0, fromSeq: 2);
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Assert.Equal(2, fromSecond.Count);
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Assert.Equal(2, fromSecond[0].Seq);
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Assert.IsType<CardSearchedView>(fromSecond[0].Event);
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}
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// ---------- обвязка ----------
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private static GameEngine StartedEngine()
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{
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var engine = NewEngine();
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engine.Start();
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engine.Execute(new FinishMulliganCommand());
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// фиксируем стартовый Авангард, чтобы Barcgal не срабатывал
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var player = engine.State.Players[0];
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var card = TakeFromDeck(player, Conroe);
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player.Vanguard = card;
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return engine;
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}
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private static GameEngine NewEngine() => new(TestCatalog.Instance, 7, BuildDeck(), BuildDeck());
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private static List<string> BuildDeck()
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{
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var deck = new List<string>();
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// гарантируем карты, которые используются в сценариях
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foreach (var printingId in new[] { Conroe, Marron })
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deck.AddRange(Enumerable.Repeat(printingId, 4));
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var seeded = new[] { Conroe, Marron }
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.Select(id => TestCatalog.Instance.CardOf(id).NameId)
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.ToHashSet(StringComparer.Ordinal);
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foreach (var group in TestCatalog.Instance.Printings
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.Where(p => !p.IsParallel)
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.GroupBy(p => p.NameId)
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.OrderBy(g => g.Key, StringComparer.Ordinal))
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{
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if (deck.Count >= 50)
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break;
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if (seeded.Contains(group.Key))
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continue;
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var card = TestCatalog.Instance.Card(group.Key);
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if (card.IsSentinel || card.Trigger == TriggerType.Heal)
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continue;
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var printingId = group.First().PrintingId;
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for (var i = 0; i < 4 && deck.Count < 50; i++)
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deck.Add(printingId);
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}
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Assert.Equal(50, deck.Count);
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return deck;
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}
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private static void Give(GameEngine engine, int player, string printingId)
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{
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var hand = engine.State.Players[player].Hand;
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hand.Add(TakeFromDeck(engine.State.Players[player], printingId));
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}
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private static CardInstance TakeFromDeck(PlayerState player, string printingId)
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{
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var index = player.Deck.FindIndex(c => c.PrintingId == printingId);
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Assert.True(index >= 0, $"В колоде нет {printingId}");
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var card = player.Deck[index];
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player.Deck.RemoveAt(index);
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return card;
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}
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private static CardInstance TakeFromDeck(PlayerState player)
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{
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Assert.NotEmpty(player.Deck);
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var card = player.Deck[0];
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player.Deck.RemoveAt(0);
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return card;
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}
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}
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