XFEEDToolBox

using System.Runtime.InteropServices;
using System.Text.Json;

namespace XFEEDToolBox.Plugin;

internal static unsafe partial class Navigation
{
    // Protocol/coverage checks use only fixture work records. No game process,
    // game function, pointer dereference or input is involved.
    static uint GalaxyCoverageSelfTest()
    {
        static JsonElement Request(string text){using var d=JsonDocument.Parse(text);return d.RootElement.Clone();}
        static bool Rejected(Action action){try{action();return false;}catch{return true;}}
        lock(galaxyMutex)
        {
            var saved=galaxyWork;var savedGeneration=galaxyGeneration;
            try
            {
                uint passed=0;
                JsonElement Result()=>Request(GalaxyCatalogueRequest("galaxy.result",Request("{\"generation\":91,\"limit\":96}")).ToJsonString());
                galaxyWork=new(){generation=91,region=true,done=true,cells=[1,2],cellIndex=2};
                var complete=Result();
                if(complete.GetProperty("complete").GetBoolean()&&!complete.GetProperty("truncated").GetBoolean()&&complete.GetProperty("items").GetArrayLength()==0)passed|=1;
                galaxyWork.minimumMass=1;
                if(!Result().GetProperty("complete").GetBoolean())passed|=2;
                galaxyWork.minimumMass=0;galaxyWork.failedCells=1;
                if(!Result().GetProperty("complete").GetBoolean()&&Result().GetProperty("failedCells").GetInt32()==1)passed|=4;
                galaxyWork.failedCells=0;galaxyWork.failedRows=1;
                if(!Result().GetProperty("complete").GetBoolean()&&Result().GetProperty("failedCells").GetInt32()==1)passed|=8;
                galaxyWork.failedRows=0;galaxyWork.cellIndex=1;
                if(Result().GetProperty("truncated").GetBoolean()&&!Result().GetProperty("complete").GetBoolean())passed|=16;
                galaxyWork.cellIndex=2;galaxyWork.done=false;
                galaxyWork.items=Enumerable.Range(0,100).Select(i=>new GalaxyItem{id=(ulong)i+1,name="Fixture "+i,position=[i,0,0]}).ToList();
                var first=Result();
                var second=Request(GalaxyCatalogueRequest("galaxy.result",Request("{\"generation\":91,\"offset\":96,\"limit\":96}")).ToJsonString());
                if(!first.GetProperty("done").GetBoolean()&&first.GetProperty("items").GetArrayLength()==96&&second.GetProperty("items").GetArrayLength()==4)passed|=32;
                galaxyWork.items=Enumerable.Repeat(new GalaxyItem{id=1,name="Fixture",position=[0,0,0]},24000).ToList();galaxyWork.done=true;
                if(Result().GetProperty("truncated").GetBoolean()&&!Result().GetProperty("complete").GetBoolean())passed|=64;
                galaxyWork=new(){generation=91,region=true,cellObject=123};
                var pending=Request(GalaxyCatalogueRequest("galaxy.cancel",Request("{\"generation\":91}")).ToJsonString());
                if(galaxyWork.cancelRequested&&!pending.GetProperty("done").GetBoolean()&&galaxyWork.cellObject==123)passed|=128;
                galaxyWork.cellObject=0;
                var cancelled=Request(GalaxyCatalogueRequest("galaxy.cancel",Request("{\"generation\":91}")).ToJsonString());
                if(cancelled.GetProperty("done").GetBoolean()&&cancelled.GetProperty("cancelled").GetBoolean()&&!cancelled.GetProperty("complete").GetBoolean()&&
                   Rejected(()=>GalaxyCatalogueRequest("galaxy.cancel",Request("{\"generation\":90}"))))passed|=256;
                galaxyGeneration=91;
                var fine=Request(GalaxyCatalogueRequest("galaxy.region",Request("{\"centre\":[0,0,0],\"radius\":0.05}")).ToJsonString());
                if(fine.GetProperty("generation").GetUInt64()==92&&galaxyWork.radius==.05)passed|=512;
                var services=new GalaxyServices{origin=[1600000,1600000,1600000]};
                var small=new GalaxyWork{centre=[0,0,0],radius=1};BuildGalaxyRegionCells(small,services);
                var large=new GalaxyWork{centre=[0,0,0],radius=700};BuildGalaxyRegionCells(large,services);
                if(small.minimumMass==0&&small.cells.Count>0&&small.cells.Count<=512&&large.minimumMass>0&&large.cells.Count<=512)passed|=1024;
                galaxyWork.done=true;
                GalaxyCatalogueRequest("galaxy.resolve",Request("{\"systemAddress\":\"9007199254740995\"}"));
                if(galaxyWork.address==9007199254740995&&galaxyWork.query.Length==0&&
                   Rejected(()=>GalaxyCatalogueRequest("galaxy.resolve",Request("{\"systemAddress\":0}")))&&
                   Rejected(()=>GalaxyCatalogueRequest("galaxy.resolve",Request("{\"systemAddress\":1.25}"))))passed|=2048;
                if(galaxyStarClasses.Length==48&&GalaxyStarClass(9)=="TTS"&&GalaxyStarClass(10)=="AeBe"&&GalaxyStarClass(11)=="Y"&&GalaxyStarClass(43)=="X"&&GalaxyStarClass(47)=="NoSystem"&&GalaxyStarClass(48)=="Unknown")passed|=4096;
                return passed;
            }
            finally{galaxyWork=saved;galaxyGeneration=savedGeneration;}
        }
    }
#if PLUGIN_NAVIGATION
    [UnmanagedCallersOnly(EntryPoint="XFENavigationGalaxyCoverageSelfTest")]
    internal static uint ExportGalaxyCoverageSelfTest()=>RunTest(GalaxyCoverageSelfTest);
#endif
}