ArchiSteamFarm/ArchiSteamFarm.Tests/Trading.cs

/*
    _                _      _  ____   _                           _____
   / \    _ __  ___ | |__  (_)/ ___| | |_  ___   __ _  _ __ ___  |  ___|__ _  _ __  _ __ ___
  / _ \  | '__|/ __|| '_ \ | |\___ \ | __|/ _ \ / _` || '_ ` _ \ | |_  / _` || '__|| '_ ` _ \
 / ___ \ | |  | (__ | | | || | ___) || |_|  __/| (_| || | | | | ||  _|| (_| || |   | | | | | |
/_/   \_\|_|   \___||_| |_||_||____/  \__|\___| \__,_||_| |_| |_||_|   \__,_||_|   |_| |_| |_|

 Copyright 2015-2017 Łukasz "JustArchi" Domeradzki
 Contact: JustArchi@JustArchi.net

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0
					
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.

*/

using System;
using System.Collections.Generic;
using System.Reflection;
using ArchiSteamFarm.JSON;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace ArchiSteamFarm.Tests {
	[TestClass]
	public sealed class Trading {
		[TestMethod]
		public void TradingMultiGameBadReject() {
			Steam.Asset item1Game1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item1Game1X9 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 9, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2Game1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			Steam.Asset item1Game2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 3, 1, 730, Steam.Asset.EType.TradingCard);
			Steam.Asset item2Game2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 4, 1, 730, Steam.Asset.EType.TradingCard);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1Game1X9, item1Game2, item2Game2 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1Game1, item1Game2 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2Game1, item2Game2 };

			Assert.IsFalse(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		[TestMethod]
		public void TradingMultiGameMultiTypeBadReject() {
			Steam.Asset item1Type1Game1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item1Type1Game1X9 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 9, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2Type1Game1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			Steam.Asset item3Type2Game2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 3, 1, 730, Steam.Asset.EType.Emoticon);
			Steam.Asset item3Type2Game2X9 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 3, 9, 730, Steam.Asset.EType.Emoticon);
			Steam.Asset item4Type2Game2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 4, 1, 730, Steam.Asset.EType.Emoticon);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1Type1Game1X9, item3Type2Game2X9, item4Type2Game2 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1Type1Game1, item4Type2Game2 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2Type1Game1, item3Type2Game2 };

			Assert.IsFalse(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		[TestMethod]
		public void TradingMultiGameMultiTypeNeutralAccept() {
			Steam.Asset item1Type1Game1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item1Type1Game1X9 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 9, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2Type1Game1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			Steam.Asset item3Type2Game2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 3, 1, 730, Steam.Asset.EType.Emoticon);
			Steam.Asset item4Type2Game2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 4, 1, 730, Steam.Asset.EType.Emoticon);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1Type1Game1X9, item3Type2Game2 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1Type1Game1, item3Type2Game2 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2Type1Game1, item4Type2Game2 };

			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		[TestMethod]
		public void TradingMultiGameNeutralAccept() {
			Steam.Asset item1Game1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item1Game1X2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 2, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2Game1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			Steam.Asset item1Game2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 730, Steam.Asset.EType.TradingCard);
			Steam.Asset item2Game2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 730, Steam.Asset.EType.TradingCard);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1Game1X2, item1Game2 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1Game1, item1Game2 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2Game1, item2Game2 };

			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		[TestMethod]
		public void TradingSingleGameBadReject() {
			Steam.Asset item1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1, item2 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2 };

			Assert.IsFalse(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		[TestMethod]
		public void TradingSingleGameGoodAccept() {
			Steam.Asset item1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item1X2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 2, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1X2 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2 };

			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		[TestMethod]
		public void TradingSingleGameMultiTypeBadReject() {
			Steam.Asset item1Type1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item1Type1X9 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 9, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2Type1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			Steam.Asset item3Type2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 3, 1, 570, Steam.Asset.EType.Emoticon);
			Steam.Asset item3Type2X9 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 3, 9, 570, Steam.Asset.EType.Emoticon);
			Steam.Asset item4Type2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 4, 1, 570, Steam.Asset.EType.Emoticon);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1Type1X9, item3Type2X9, item4Type2 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1Type1, item4Type2 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2Type1, item3Type2 };

			Assert.IsFalse(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		[TestMethod]
		public void TradingSingleGameMultiTypeNeutralAccept() {
			Steam.Asset item1Type1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item1Type1X9 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 9, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2Type1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			Steam.Asset item3Type2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 3, 1, 570, Steam.Asset.EType.Emoticon);
			Steam.Asset item4Type2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 4, 1, 570, Steam.Asset.EType.Emoticon);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1Type1X9, item3Type2 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1Type1, item3Type2 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2Type1, item4Type2 };

			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		[TestMethod]
		public void TradingSingleGameNeutralAccept() {
			Steam.Asset item1 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 1, 1, 570, Steam.Asset.EType.TradingCard);
			Steam.Asset item2 = new Steam.Asset(Steam.Asset.SteamAppID, Steam.Asset.SteamCommunityContextID, 2, 1, 570, Steam.Asset.EType.TradingCard);

			HashSet<Steam.Asset> inventory = new HashSet<Steam.Asset> { item1 };
			HashSet<Steam.Asset> itemsToGive = new HashSet<Steam.Asset> { item1 };
			HashSet<Steam.Asset> itemsToReceive = new HashSet<Steam.Asset> { item2 };

			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
		}

		private static bool AcceptsTrade(HashSet<Steam.Asset> inventory, HashSet<Steam.Asset> itemsToGive, HashSet<Steam.Asset> itemsToReceive) {
			Type trading = typeof(ArchiSteamFarm.Trading);
			MethodInfo method = trading.GetMethod("IsTradeNeutralOrBetter", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static);
			return (bool) method.Invoke(null, new object[] { inventory, itemsToGive, itemsToReceive });
		}
	}
}