Aetheria/tests/Aetheria.Shared.Tests/StationKindTests.cs
2026-10-23 18:16:48 +02:00

615 lines
32 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using CultMath;
using GameCult.Caching;
using GameCult.Caching.MessagePack;
using MessagePack;
using Xunit;
using Random = CultMath.Random;
// Test-side handle on the shipped catalog's trade-hub kind, the one Zenith carries (ruling zenith-is-a-trade-hub).
internal static class TestStationKinds
{
public static readonly CultRecordRef<StationKindData> TradeHub = new CultRecordRef<StationKindData>(StationKindData.KeyOf("trade-hub"));
}
// Station kinds (aetheria-living-world, cut station-kind-datum): the one list of kinds in the catalog, a hull's kind, a
// placed station's kind, and the stand-in rule for a faction with no model of a kind. Worlds here are the composed shipped
// catalog copied to a temp directory, with Zenith taken off the market so the only station hulls are the ones a test adds.
public sealed class StationKindTests : IDisposable
{
private readonly string _root = Path.Combine(Path.GetTempPath(), "aetheria-stationkinds-" + Guid.NewGuid().ToString("N"));
private readonly List<CultCache> _caches = new List<CultCache>();
private int _worlds;
public StationKindTests() => Directory.CreateDirectory(_root);
public void Dispose()
{
foreach (var cache in _caches) cache.Dispose();
Directory.Delete(_root, true);
}
private static CultRecordRef<StationKindData> Kind(string id) => new CultRecordRef<StationKindData>(StationKindData.KeyOf(id));
private sealed class World
{
public CultCache Cache;
public ItemManager Items;
public List<string> Log = new List<string>();
public Faction Zh, Au, Lucent;
public HullData Zenith;
private FactionProductData _zenithProduct;
private int _added;
public static World Make(StationKindTests host, bool zenithOffered)
{
var dir = Path.Combine(host._root, "world" + host._worlds++);
Directory.CreateDirectory(dir);
File.Copy(TestCatalog.Repo, Path.Combine(dir, "Aetheria.cc"));
var cache = new CultCache(TestCatalog.Registry());
host._caches.Add(cache);
cache.AddBackingStore(new SingleFileMessagePackBackingStore(Path.Combine(dir, "Aetheria.cc")), AetheriaStores.CatalogTypes);
cache.AddBackingStore(new SingleFileMessagePackBackingStore(Path.Combine(dir, "run.cc")), AetheriaStores.RunTypes);
var world = new World { Cache = cache };
world.Items = new ItemManager(1u, cache, new ProvenanceLedger(), RunSaveTests.TestSettings(), world.Log.Add);
world.Zh = cache.GetAll<Faction>().Single(f => f.Name == "Zhestokost");
world.Au = cache.GetAll<Faction>().Single(f => f.ShortName == "AU");
world.Lucent = cache.GetAll<Faction>().Single(f => f.ShortName == "Lucent");
world.Zenith = cache.GetAll<HullData>().Single(h => h.Name == "Zenith");
world._zenithProduct = cache.GetAll<FactionProductData>().Single(p => cache.Get(p.Design) == world.Zenith);
if (!zenithOffered)
{
world._zenithProduct.NotOffered = true;
cache.Upsert(world._zenithProduct);
}
return world;
}
// A station hull of the given kind that this faction sells: a copy of Zenith's body, so it takes the same docking bay
// and heater, with its own name and kind.
public HullData Sell(Faction maker, string kindId, string name = null)
{
var options = CultDocumentMessagePackSerialization.OptionsFor(typeof(HullData).Assembly);
var hull = MessagePackSerializer.Deserialize<HullData>(MessagePackSerializer.Serialize(Zenith, options), options);
hull.Name = name ?? $"{maker.ShortName} {kindId} {_added++}";
hull.Kind = Kind(kindId);
var hullRef = Cache.Upsert(hull);
var product = MessagePackSerializer.Deserialize<FactionProductData>(MessagePackSerializer.Serialize(_zenithProduct, options), options);
product.Name = hull.Name;
product.Design = new CultRecordRef<CraftedItemData>(hullRef.Key);
product.Manufacturer = Cache.RefOf(maker);
product.NotOffered = false;
Cache.Upsert(product);
return hull;
}
// Takes a sold hull's price to zero, or its product's maker away: the hull is still on a product but no hull draw can reach it.
public void Unsellable(HullData hull, bool unsetMaker)
{
var product = Cache.GetAll<FactionProductData>().Single(p => Cache.Get(p.Design) == hull);
if (unsetMaker) { product.Manufacturer = default; Cache.Upsert(product); }
else { hull.Price = 0; Cache.Upsert(hull); }
}
public void StandIn(string kindId, Faction faction, string asKindId)
{
var kind = Cache.Get(Kind(kindId));
kind.StandIns.Add(new StationKindStandIn { Faction = Cache.RefOf(faction), Kind = Kind(asKindId) });
Cache.Upsert(kind);
}
public LoadoutGenerator Generator(Faction faction, uint seed = 1)
{
var random = new Random(seed);
Items.Random = new Random(seed);
return new LoadoutGenerator(ref random, Items, null, null, faction, .5f);
}
public string HullName(OrbitalEntityPack pack) => Items.GetData(pack.Hull).Name;
public HullData HullOf(OrbitalEntityPack pack) => (HullData) Items.GetData(pack.Hull);
}
// ---- Open ----
private CultCache SeedAndReopen(Action<CultCache> seed, out string path)
{
path = Path.Combine(_root, "open" + _worlds++ + ".cc");
using (var cache = AetheriaStores.Open(path, catalogWritable: true))
{
cache.Upsert(new VerseGrammar { Revision = 1 });
cache.Upsert(new InputLayout { Rows = new InputLayoutRow[] { new InputLayoutRowSpacer { Height = 1 } } });
seed(cache);
cache.FlushAsync().Wait();
}
return null;
}
private string OpenRefusal(Action<CultCache> seed)
{
SeedAndReopen(seed, out var path);
var failure = Assert.Throws<InvalidOperationException>(() => AetheriaStores.Open(path));
return failure.Message;
}
private static HullData Hull(HullType type, CultRecordRef<StationKindData> kind = default) =>
new HullData { Name = "Probe " + type, HullType = type, Shape = new Shape(2, 2), Price = 1, Kind = kind };
[Fact]
public void OpenRefusesKindlessStationHull()
{
Assert.Contains("has no Kind", OpenRefusal(cache => cache.Upsert(Hull(HullType.Station))));
Assert.Contains("names no station kind", OpenRefusal(cache => cache.Upsert(Hull(HullType.Station, Kind("nowhere")))));
var shipWithKind = OpenRefusal(cache =>
{
var kind = new CultRecordRef<StationKindData>(cache.Upsert(new StationKindData { Name = "Hub" }).Key);
cache.Upsert(Hull(HullType.Ship, kind));
});
Assert.Contains("only a station hull has one", shipWithKind);
var turretWithKind = OpenRefusal(cache =>
{
var kind = new CultRecordRef<StationKindData>(cache.Upsert(new StationKindData { Name = "Hub" }).Key);
cache.Upsert(Hull(HullType.Turret, kind));
});
Assert.Contains("only a station hull has one", turretWithKind);
}
[Fact]
public void OpenRefusesBadStandIn()
{
CultRecordRef<StationKindData> Mint(CultCache cache, string name, Action<StationKindData> shape = null)
{
var kind = new StationKindData { Name = name };
shape?.Invoke(kind);
return new CultRecordRef<StationKindData>(cache.Upsert(kind).Key);
}
Assert.Contains("kind itself", OpenRefusal(cache =>
{
CultRecordRef<Faction> faction = cache.Upsert(new Faction { Name = "F", ShortName = "F" });
var kind = new StationKindData { Name = "Self" };
var handle = cache.Upsert(kind);
kind.StandIns.Add(new StationKindStandIn { Faction = faction, Kind = new CultRecordRef<StationKindData>(handle.Key) });
cache.Upsert(kind);
}));
Assert.Contains("StandIns[0].Faction names no faction", OpenRefusal(cache =>
{
var other = Mint(cache, "Other");
Mint(cache, "Lonely", kind => kind.StandIns.Add(new StationKindStandIn { Faction = new CultRecordRef<Faction>(new CultRecordKey("nobody")), Kind = other }));
}));
Assert.Contains("StandIns[0].Kind names no station kind", OpenRefusal(cache =>
{
CultRecordRef<Faction> faction = cache.Upsert(new Faction { Name = "F", ShortName = "F" });
Mint(cache, "Lonely", kind => kind.StandIns.Add(new StationKindStandIn { Faction = faction, Kind = Kind("nowhere") }));
}));
// A stand-in whose kind stands in for another faction only is one hop for this faction: Open accepts it.
SeedAndReopen(cache =>
{
CultRecordRef<Faction> mine = cache.Upsert(new Faction { Name = "F", ShortName = "F" });
CultRecordRef<Faction> other = cache.Upsert(new Faction { Name = "G", ShortName = "G" });
var third = Mint(cache, "Third");
var second = Mint(cache, "Second", kind => kind.StandIns.Add(new StationKindStandIn { Faction = other, Kind = third }));
Mint(cache, "First", kind => kind.StandIns.Add(new StationKindStandIn { Faction = mine, Kind = second }));
}, out var accepted);
AetheriaStores.Open(accepted).Dispose();
// Any one of the stand-in kind's entries for the same faction makes a second hop.
Assert.Contains("one hop", OpenRefusal(cache =>
{
CultRecordRef<Faction> mine = cache.Upsert(new Faction { Name = "F", ShortName = "F" });
CultRecordRef<Faction> other = cache.Upsert(new Faction { Name = "G", ShortName = "G" });
var third = Mint(cache, "Third");
var second = Mint(cache, "Second", kind =>
{
kind.StandIns.Add(new StationKindStandIn { Faction = other, Kind = third });
kind.StandIns.Add(new StationKindStandIn { Faction = mine, Kind = third });
});
Mint(cache, "First", kind => kind.StandIns.Add(new StationKindStandIn { Faction = mine, Kind = second }));
}));
Assert.Contains("one hop", OpenRefusal(cache =>
{
CultRecordRef<Faction> faction = cache.Upsert(new Faction { Name = "F", ShortName = "F" });
var third = Mint(cache, "Third");
var second = Mint(cache, "Second", kind => kind.StandIns.Add(new StationKindStandIn { Faction = faction, Kind = third }));
Mint(cache, "First", kind => kind.StandIns.Add(new StationKindStandIn { Faction = faction, Kind = second }));
}));
}
// ---- generation ----
[Fact]
public void StationsArePlacedByKind()
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Au, "mining");
world.Sell(world.Au, "shipyard");
world.Sell(world.Au, "mining");
var kinds = StationKinds.KindsOf(world.Cache, world.Au).Select(kind => kind.Key.Value).ToArray();
Assert.Equal(new[] { StationKindData.KeyOf("mining").Value, StationKindData.KeyOf("shipyard").Value }, kinds);
var seen = new HashSet<string>();
for (var site = 0; site < 40; site++)
{
var kind = StationKinds.Choose(world.Cache, world.Au, "site-" + site);
Assert.Contains(kind.Key.Value, kinds);
seen.Add(kind.Key.Value);
var pack = world.Generator(world.Au, (uint) site + 1).GenerateStationLoadout(kind);
Assert.NotNull(pack);
Assert.Equal(kind.Key, pack.Kind.Key);
Assert.Equal(kind.Key, world.HullOf(pack).Kind.Key);
}
Assert.Equal(kinds.Length, seen.Count);
}
[Fact]
public void StandInUsesFactionModelAndKeepsName()
{
var world = World.Make(this, zenithOffered: false);
var hub = world.Sell(world.Zh, "trade-hub", "Zh Hub");
world.StandIn("mining", world.Zh, "trade-hub");
var mining = world.Cache.Get(Kind("mining"));
Assert.Contains(Kind("mining").Key.Value, StationKinds.KindsOf(world.Cache, world.Zh).Select(kind => kind.Key.Value));
Assert.Equal(Kind("trade-hub").Key, StationKinds.HullKindFor(world.Cache, world.Zh, Kind("mining")).Key);
for (uint seed = 1; seed <= 10; seed++)
{
var pack = world.Generator(world.Zh, seed).GenerateStationLoadout(Kind("mining"));
Assert.Equal("Zh Hub", world.HullName(pack));
Assert.Equal(Kind("mining").Key, pack.Kind.Key);
Assert.Equal(mining.Name, pack.Name);
}
var own = world.Generator(world.Zh).GenerateStationLoadout(Kind("trade-hub"));
Assert.Equal(hub.Name, own.Name);
}
[Fact]
public void ModelWinsOverStaleStandIn()
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Zh, "trade-hub", "Zh Hub");
world.Sell(world.Zh, "mining", "Zh Mine");
world.StandIn("mining", world.Zh, "trade-hub");
Assert.Equal(Kind("mining").Key, StationKinds.HullKindFor(world.Cache, world.Zh, Kind("mining")).Key);
for (uint seed = 1; seed <= 10; seed++)
{
var pack = world.Generator(world.Zh, seed).GenerateStationLoadout(Kind("mining"));
Assert.Equal("Zh Mine", world.HullName(pack));
Assert.Equal("Zh Mine", pack.Name);
}
}
// A faction that places a kind through a stand-in no maker offers cannot field it: the kind is out of its pool and it falls back
// exactly as a faction with no kinds does. Once any maker offers the stand-in's hull kind, the faction keeps its kind.
[Fact]
public void FactionWhoseStandInNoMakerOffersFallsBackToAnyMaker()
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Au, "shipyard");
world.StandIn("mining", world.Lucent, "depot");
Assert.Equal(new[] { Kind("mining").Key }, StationKinds.KindsOf(world.Cache, world.Lucent).Select(kind => kind.Key));
var logged = new List<string>();
var kind = StationKinds.Choose(world.Cache, world.Lucent, "site", logged.Add);
Assert.Equal(Kind("shipyard").Key, kind.Key);
Assert.Contains(world.Lucent.Name, Assert.Single(logged));
var pack = world.Generator(world.Lucent).GenerateStationLoadout(kind);
Assert.NotNull(pack);
Assert.Equal(Kind("shipyard").Key, world.HullOf(pack).Kind.Key);
world.Sell(world.Au, "depot");
var kept = new List<string>();
var placed = StationKinds.Choose(world.Cache, world.Lucent, "site", kept.Add);
Assert.Equal(Kind("mining").Key, placed.Key);
Assert.Empty(kept);
var depotStation = world.Generator(world.Lucent).GenerateStationLoadout(placed);
Assert.NotNull(depotStation);
Assert.Equal(Kind("depot").Key, world.HullOf(depotStation).Kind.Key);
}
[Fact]
public void FactionWithoutModelsFallsBack()
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Au, "shipyard");
Assert.Empty(StationKinds.KindsOf(world.Cache, world.Lucent));
var logged = new List<string>();
var kind = StationKinds.Choose(world.Cache, world.Lucent, "site", logged.Add);
Assert.Equal(Kind("shipyard").Key, kind.Key);
Assert.Single(logged);
Assert.Contains(world.Lucent.Name, logged[0]);
var anonymous = new List<string>();
StationKinds.Choose(world.Cache, null, "site", anonymous.Add);
Assert.Contains("This galaxy", Assert.Single(anonymous));
world.StandIn("mining", world.Au, "shipyard");
Assert.Equal(Kind("mining").Key, StationKinds.HullKindFor(world.Cache, null, Kind("mining")).Key);
Assert.False(StationKinds.HullKindFor(world.Cache, world.Au, default).IsSet());
var pack = world.Generator(world.Lucent).GenerateStationLoadout(kind);
Assert.NotNull(pack);
Assert.Equal(kind.Key, pack.Kind.Key);
}
[Fact]
public void KindChoiceLeavesRandomStream()
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Au, "mining");
world.Sell(world.Au, "shipyard");
world.Sell(world.Au, "depot");
var keys = Enumerable.Range(0, 30).Select(i => "orbit-" + i).ToArray();
var first = keys.Select(key => StationKinds.Choose(world.Cache, world.Au, key).Key.Value).ToArray();
Assert.Equal(first, keys.Reverse().Select(key => StationKinds.Choose(world.Cache, world.Au, key).Key.Value).Reverse().ToArray());
Assert.True(first.Distinct().Count() > 1, "the stable hash spreads sites over the faction's kinds");
// Generating a zone with one station kind in the catalog and with several draws the same orbits and turrets.
(float, float)[] Orbits(Action<World> stock)
{
var w = World.Make(this, zenithOffered: true);
stock?.Invoke(w);
var authored = AuthoredSettings.Load(RunStartTests.FindRepoRoot());
var dir = Path.Combine(_root, "galaxy" + _worlds++);
var galaxy = new Galaxy(authored.Read<TutorialGenerationSettings>("TutorialGenerationSettings"),
authored.Read<SectorBackgroundSettings>("TutorialBackgroundSettings"), w.Cache, new PlayerSettings(),
Directory.CreateDirectory(Path.Combine(dir, "Narrative")), _ => { }, null, 3);
var pack = ZoneGenerator.GenerateZone(w.Items, authored.Read<ZoneGenerationSettings>("ZoneSettings"),
authored.Read<PlanetSettings>("PlanetSettings"), galaxy, galaxy.Entrance, galaxy.IsPrelude, true);
Assert.NotEmpty(pack.Entities.OfType<OrbitalEntityPack>());
return pack.Orbits.Select(orbit => w.Cache.Get(orbit)).Select(orbit => (orbit.Distance, orbit.Phase)).ToArray();
}
var one = Orbits(null);
var several = Orbits(w => { w.Sell(w.Au, "mining"); w.Sell(w.Zh, "shipyard"); w.Sell(w.Lucent, "depot"); });
Assert.Equal(one, several);
}
// A station's kind is a function of the zone's seed and the orbit's place in generation, not of a key the cache mints:
// the same zone generated again, through the real key minting, gives the same stations the same kinds in the same order.
[Fact]
public void SameSeedGivesTheSameStationKinds()
{
string[] Kinds()
{
var w = World.Make(this, zenithOffered: true);
foreach (var faction in new[] { w.Au, w.Zh, w.Lucent })
foreach (var kind in new[] { "mining", "shipyard", "depot", "power" }) w.Sell(faction, kind);
var authored = AuthoredSettings.Load(RunStartTests.FindRepoRoot());
var galaxy = new Galaxy(authored.Read<TutorialGenerationSettings>("TutorialGenerationSettings"),
authored.Read<SectorBackgroundSettings>("TutorialBackgroundSettings"), w.Cache, new PlayerSettings(),
Directory.CreateDirectory(Path.Combine(_root, "galaxy" + _worlds++, "Narrative")), _ => { }, null, 3);
return galaxy.Zones.Take(8).SelectMany(zone => ZoneGenerator.GenerateZone(w.Items, authored.Read<ZoneGenerationSettings>("ZoneSettings"),
authored.Read<PlanetSettings>("PlanetSettings"), galaxy, zone, zone == galaxy.Entrance && galaxy.IsPrelude, true)
.Entities.OfType<OrbitalEntityPack>().Where(e => e.Kind.IsSet()).Select(e => e.Kind.Key.Value)).ToArray();
}
var first = Kinds();
Assert.True(first.Length >= 3, "the sample placed stations");
for (var run = 1; run < 6; run++) Assert.Equal(first, Kinds());
}
[Fact]
public void GeneratedZonesPlaceStationsByKind()
{
var w = World.Make(this, zenithOffered: true);
w.Sell(w.Au, "mining");
w.Sell(w.Au, "shipyard");
w.StandIn("depot", w.Lucent, "power");
w.StandIn("depot", w.Zh, "power");
var authored = AuthoredSettings.Load(RunStartTests.FindRepoRoot());
var galaxy = new Galaxy(authored.Read<TutorialGenerationSettings>("TutorialGenerationSettings"),
authored.Read<SectorBackgroundSettings>("TutorialBackgroundSettings"), w.Cache, new PlayerSettings(),
Directory.CreateDirectory(Path.Combine(_root, "zones", "Narrative")), _ => { }, null, 5);
var stations = 0;
var fallbacks = 0;
foreach (var galaxyZone in galaxy.Zones.Take(8))
{
var pack = ZoneGenerator.GenerateZone(w.Items, authored.Read<ZoneGenerationSettings>("ZoneSettings"),
authored.Read<PlanetSettings>("PlanetSettings"), galaxy, galaxyZone, galaxyZone == galaxy.Entrance && galaxy.IsPrelude, true);
foreach (var station in pack.Entities.OfType<OrbitalEntityPack>().Where(e => w.HullOf(e).HullType == HullType.Station))
{
stations++;
Assert.True(station.Kind.IsSet(), "a placed station has a kind");
Assert.Equal(station.Kind.Key, w.HullOf(station).Kind.Key);
var faction = w.Cache.Get(station.Faction);
var fieldable = OracleFieldableKinds(w.Cache, faction);
if (fieldable.Count > 0) Assert.Contains(station.Kind.Key.Value, fieldable);
else
{
fallbacks++;
Assert.Contains(station.Kind.Key.Value, OracleOfferedKinds(w.Cache));
}
}
}
Assert.True(fallbacks > 0, "the sample seated a faction that could field none of its kinds, by the fallback");
Assert.True(stations > 0, "the sample generated stations");
}
// An oracle for what a hull draw can reach, read straight off the records and independent of StationKinds and LoadoutGenerator:
// a station hull with a kind and a price, sold by an unbinned product that names a maker and is not off the market.
private static IEnumerable<(CultRecordKey maker, string kind)> OracleSoldStationKinds(CultCache cache) =>
cache.GetAll<FactionProductData>()
.Where(p => !p.NotOffered && p.Bin == null && p.Manufacturer.IsSet())
.Select(p => (p, hull: cache.Get(p.Design) as HullData))
.Where(e => e.hull != null && e.hull.HullType == HullType.Station && e.hull.Kind.IsSet() && e.hull.Price > 0)
.Select(e => (e.p.Manufacturer.Key, e.hull.Kind.Key.Value));
private static HashSet<string> OracleOfferedKinds(CultCache cache) => OracleSoldStationKinds(cache).Select(e => e.kind).ToHashSet();
// The kinds a faction can field: those it has its own model of, and those it stands in on whose stand-in kind some maker sells.
private static HashSet<string> OracleFieldableKinds(CultCache cache, Faction faction)
{
var offered = OracleOfferedKinds(cache);
var own = OracleSoldStationKinds(cache).Where(e => e.maker.Equals(cache.RefOf(faction).Key)).Select(e => e.kind).ToHashSet();
foreach (var kind in cache.GetAll<StationKindData>())
foreach (var standIn in kind.StandIns.Where(entry => cache.Get(entry.Faction) == faction))
if (offered.Contains(standIn.Kind.Key.Value)) own.Add(cache.RefOf(kind).Key.Value);
return own;
}
// Choose keeps a kind exactly when GenerateStationLoadout can draw a hull of it: a hull sold at Price 0, or by a product with no
// maker, is no hull a draw reaches, so a faction standing in on its kind is not seated on it. The tutorial entrance still gets a station.
[Theory]
[InlineData(false)]
[InlineData(true)]
public void AKindIsKeptExactlyWhenAHullOfItCanBeDrawn(bool unsetMaker)
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Au, "mining");
var unsold = world.Sell(world.Au, "shipyard");
world.Unsellable(unsold, unsetMaker);
// No hull draw reaches it: a station of its kind cannot be generated for anyone.
Assert.Null(world.Generator(world.Au).GenerateStationLoadout(Kind("shipyard")));
Assert.Null(world.Generator(world.Lucent).GenerateStationLoadout(Kind("shipyard")));
world.StandIn("mining", world.Lucent, "shipyard");
world.StandIn("mining", world.Zh, "shipyard");
foreach (var faction in new[] { world.Au, world.Lucent, world.Zh })
for (var site = 0; site < 12; site++)
{
var kind = StationKinds.Choose(world.Cache, faction, "site-" + site);
Assert.Equal(Kind("mining").Key, kind.Key);
Assert.NotNull(world.Generator(faction).GenerateStationLoadout(kind));
}
var authored = AuthoredSettings.Load(RunStartTests.FindRepoRoot());
var galaxy = new Galaxy(authored.Read<TutorialGenerationSettings>("TutorialGenerationSettings"),
authored.Read<SectorBackgroundSettings>("TutorialBackgroundSettings"), world.Cache, new PlayerSettings(),
Directory.CreateDirectory(Path.Combine(_root, "galaxy" + _worlds++, "Narrative")), _ => { }, null, 5);
var entrance = ZoneGenerator.GenerateZone(world.Items, authored.Read<ZoneGenerationSettings>("ZoneSettings"),
authored.Read<PlanetSettings>("PlanetSettings"), galaxy, galaxy.Entrance, galaxy.IsPrelude, true);
Assert.Contains(entrance.Entities.OfType<OrbitalEntityPack>(), e => world.HullOf(e).HullType == HullType.Station);
}
// A faction with one kind it can field and one it cannot places only the one it can, and never takes the fallback.
[Fact]
public void AFactionWithSomeKindsFieldablePlacesOnlyThose()
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Au, "shipyard");
world.StandIn("mining", world.Lucent, "shipyard");
world.StandIn("depot", world.Lucent, "power");
Assert.Equal(2, StationKinds.KindsOf(world.Cache, world.Lucent).Length);
var logged = new List<string>();
for (var site = 0; site < 40; site++)
Assert.Equal(Kind("mining").Key, StationKinds.Choose(world.Cache, world.Lucent, "site-" + site, logged.Add).Key);
Assert.Empty(logged);
}
// The fallback pool is every kind some maker offers, spread over sites, not the first of them.
[Fact]
public void TheFallbackSpreadsSitesOverEveryOfferedKind()
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Au, "mining");
world.Sell(world.Au, "shipyard");
world.Sell(world.Au, "depot");
var chosen = Enumerable.Range(0, 40).Select(site => StationKinds.Choose(world.Cache, world.Lucent, "site-" + site).Key.Value).ToHashSet();
Assert.Equal(new[] { Kind("depot"), Kind("mining"), Kind("shipyard") }.Select(kind => kind.Key.Value).OrderBy(k => k, StringComparer.Ordinal),
chosen.OrderBy(k => k, StringComparer.Ordinal));
}
[Fact]
public void KindSurvivesSave()
{
var world = World.Make(this, zenithOffered: false);
world.Sell(world.Au, "research");
var pack = world.Generator(world.Au).GenerateStationLoadout(Kind("research"));
var options = CultDocumentMessagePackSerialization.OptionsFor(typeof(HullData).Assembly);
var bytes = MessagePackSerializer.Serialize<EntityPack>(pack, options);
var restored = Assert.IsType<OrbitalEntityPack>(MessagePackSerializer.Deserialize<EntityPack>(bytes, options));
Assert.Equal(Kind("research").Key, restored.Kind.Key);
var entity = Assert.IsType<OrbitalEntity>(EntitySerializer.Unpack(world.Items, null, restored));
Assert.Equal(Kind("research").Key, entity.Kind.Key);
Assert.Equal(Kind("research").Key, ((OrbitalEntityPack) EntitySerializer.Pack(entity)).Kind.Key);
}
// ---- the shipped catalog ----
[Fact]
public void ShippedCatalogHoldsOneKindList()
{
using var cache = AetheriaStores.Open(Path.Combine(RunStartTests.FindRepoRoot(), "GameData", "Aetheria.cc"));
var ids = new[]
{
"mining", "volatiles", "agriculture", "processing", "fabrication", "shipyard", "depot", "trade-hub", "residential",
"habitat-support", "urban", "administrative", "power", "research", "salvage", "black-market", "waystation", "munitions-works"
};
Assert.Equal(ids.Select(id => StationKindData.KeyOf(id).Value).OrderBy(key => key, StringComparer.Ordinal),
cache.GetAll<StationKindData>().Select(kind => cache.RefOf(kind).Key.Value).OrderBy(key => key, StringComparer.Ordinal));
Assert.Equal(StationKindData.KeyOf("trade-hub").Value, cache.GetAll<HullData>().Single(h => h.Name == "Zenith").Kind.Key.Value);
}
// Every stand-in is judged from the catalog: its target is a real kind; the faction owns no model of the kind it stands in for; and
// the stand-in is live (the faction can field the kind) exactly when some maker sells a hull of the target kind. A stand-in
// no maker can field is not a defect: the generator drops the kind from the faction's pool and seats it by the any-maker
// fallback, logged (StationKinds.Choose). Returns how many stand-ins were live, so a caller can see the catalog's state.
private static int AssertStandInsLive(CultCache cache)
{
var live = 0;
foreach (var kind in cache.GetAll<StationKindData>())
foreach (var standIn in kind.StandIns)
{
var faction = cache.Get(standIn.Faction);
var owning = cache.RefOf(kind).Key.Value;
Assert.NotNull(cache.Get(standIn.Kind));
Assert.DoesNotContain(owning, OracleSoldStationKinds(cache).Where(e => e.maker.Equals(cache.RefOf(faction).Key)).Select(e => e.kind));
var carried = OracleOfferedKinds(cache).Contains(standIn.Kind.Key.Value);
var fieldable = StationKinds.FieldableKindsOf(cache, faction).Select(k => k.Key.Value).Contains(owning);
Assert.Equal(carried, fieldable);
if (carried) { live++; continue; }
if (StationKinds.FieldableKindsOf(cache, faction).Length > 0) continue;
var logged = new List<string>();
var seated = StationKinds.Choose(cache, faction, "site", logged.Add);
if (OracleOfferedKinds(cache).Count > 0)
{
Assert.Single(logged);
Assert.Contains(seated.Key.Value, OracleOfferedKinds(cache));
}
}
return live;
}
[Fact]
public void ShippedStandInsAreLive()
{
using var cache = AetheriaStores.Open(TestCatalog.Repo);
AssertStandInsLive(cache);
}
// The stand-in check is not vacuous: a stand-in passes live when the faction can field the kind it stands in with and has no model
// of the owning kind; fails when the faction has gained its own model of the owning kind; is dead, with the fallback observed,
// when no maker sells the target kind (a retarget to a kind no hull carries included); and is caught if its target is no kind.
[Fact]
public void StandInCheckCanFail()
{
var live = World.Make(this, zenithOffered: false);
live.Sell(live.Au, "mining");
live.StandIn("shipyard", live.Au, "mining");
Assert.Single(live.Cache.GetAll<StationKindData>().SelectMany(kind => kind.StandIns), standIn => live.Cache.Get(standIn.Faction) == live.Au);
Assert.Equal(1, AssertStandInsLive(live.Cache));
var retired = World.Make(this, zenithOffered: false);
retired.Sell(retired.Au, "mining");
retired.Sell(retired.Au, "shipyard");
retired.StandIn("shipyard", retired.Au, "mining");
Assert.ThrowsAny<Exception>(() => AssertStandInsLive(retired.Cache));
var nowhere = World.Make(this, zenithOffered: false);
nowhere.Sell(nowhere.Au, "mining");
nowhere.StandIn("shipyard", nowhere.Lucent, "power");
Assert.Equal(0, AssertStandInsLive(nowhere.Cache));
var logged = new List<string>();
Assert.Equal(Kind("mining").Key, StationKinds.Choose(nowhere.Cache, nowhere.Lucent, "site", logged.Add).Key);
Assert.Single(logged);
var missing = World.Make(this, zenithOffered: false);
missing.Sell(missing.Au, "mining");
missing.StandIn("shipyard", missing.Zh, "mining");
var kind = missing.Cache.Get(Kind("shipyard"));
kind.StandIns[0].Kind = Kind("no-such-kind");
Assert.ThrowsAny<Exception>(() => AssertStandInsLive(missing.Cache));
}
}