55 lines
2.2 KiB
C#
55 lines
2.2 KiB
C#
namespace Cthangover.Mods.Items.Tests
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{
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using System.Collections.Generic;
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using System.Linq;
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using Cthangover.Core.Items;
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using Cthangover.Core.Mods.Resolvers;
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using Cthangover.Core.Mods.Testing;
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using Cthangover.Core.Settings;
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/// <summary>
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/// The items slot across a change of the game's content: a save may name
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/// an item no loaded mod defines any more (its mod was removed or the id
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/// renamed). Loading it must keep the rest of the inventory usable, and
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/// the next save must still be written — with the unknown stack kept, so
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/// it comes back with its mod.
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/// </summary>
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public class ItemsSaveableTests
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{
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private const string UnknownId = "__test/no_such_item";
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[ModTest("save/unknown_item_survives_load_and_save")]
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static void UnknownItemSurvivesLoadAndSave(ModTestContext ctx)
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{
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var known = Entities.Collect<ItemInfo>().Keys.First();
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var runtime = GameData.Instance.Runtime;
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var original = runtime.Inventory;
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try
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{
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runtime.Inventory = new Inventory();
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var slot = new ModSlot();
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slot.Data["Inventory"] = new DataBlob(1, new List<CItem>
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{
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new() { ID = known, Count = 4 },
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new() { ID = UnknownId, Count = 3 },
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});
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var saveable = new ItemsSaveable();
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ModAssert.True(saveable.OnLoad(slot, out _), "slot with an unknown item loads");
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ModAssert.Equal(4, runtime.Inventory.CheckCount(known), "known stack restored");
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ModAssert.False(runtime.Inventory.HasItem(UnknownId), "unknown item is not a usable stack");
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var saved = new ModSlot();
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saveable.OnSave(saved);
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var items = saved.Data["Inventory"].ReadJson<List<CItem>>();
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ModAssert.Equal(4, items.Single(i => i.ID == known).Count, "known stack saved");
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ModAssert.Equal(3, items.Single(i => i.ID == UnknownId).Count, "unknown stack kept in the save");
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}
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finally
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{
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runtime.Inventory = original;
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}
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}
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}
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}
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