jakub
6a667d8deb
Include the current addon, terrain integrations, tools, regression tests and recorded development evidence.
84 lines
3.3 KiB
Python
84 lines
3.3 KiB
Python
"""Execute the actual shared-file transaction with injected disk failures.
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Engine JSON/migration/menu checks are recorded separately in native evidence.
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"""
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from policy_harness import ROOT, body, run
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p = ROOT/'addons/core/Scripts/Game/ERR/00_Core/ERR_ProfileConfig.c'
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method = body(p, 'static bool Commit(')
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for before, after in [
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('map<string, string>', 'Map'), ('FileHandle file', 'FileHandle* file'),
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('file.', 'file->'), ('FileIO.', 'FileIO::'), ('FileMode.', 'FileMode::'),
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('Replication.', 'Replication::')]:
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method = method.replace(before, after)
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run(r'''
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#include <cassert>
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#include <map>
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#include <string>
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using string=std::string;
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using Map=std::map<string,string>;
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const string PATH="Escapists.json";
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std::map<string,string> files;
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std::map<string,Map> documents;
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int fault=0,serial=0;
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namespace Replication {bool server=true;bool IsServer(){return server;}}
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namespace FileMode {int WRITE=1;}
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struct FileHandle {
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string path;
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void Write(string data){files[path]=fault==2?"CORRUPT":data;}
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void Close(){}
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};
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namespace FileIO {
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FileHandle* OpenFile(string path,int){static FileHandle h;h.path=path;return fault==1?nullptr:&h;}
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bool FileExists(string path){return files.count(path);}
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bool DeleteFile(string path){return files.erase(path);}
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bool CopyFile(string from,string to){
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if(!files.count(from))return false;
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if(to==PATH+".bak"&&fault==3)return false;
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files[to]=files[from];
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if(to==PATH+".bak"&&fault==4)files[to]="CORRUPT";
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if(from==PATH+".tmp"){
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if(fault==5){files[to]="PARTIAL";return false;}
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if(fault==6)files[to]="CORRUPT";
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if(fault==7){files[to]="WRONG";documents["WRONG"]={{"mission","wrong"}};}
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}
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return true;
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}
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}
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struct Store {
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static string Encode(Map values){string id="doc"+std::to_string(++serial);documents[id]=values;return id;}
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static bool Document(string path,Map& values){
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if(!files.count(path)||!documents.count(files[path]))return false;
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values=documents[files[path]];return true;
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}
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static bool Same(Map a,Map b){return a==b;}
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''' + method + r'''
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};
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int main(){
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Map old={{"mission","old"},{"items","presets"},{"voice","url"}}, next=old,read;
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next["mission"]="new";
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for(int injected:{1,2,5,6,7}){
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files.clear();fault=injected;
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assert(!Store::Commit(next)&&!files.count(PATH)); // failed first save stays absent
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}
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for(int injected=1;injected<=7;injected++){
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files.clear();fault=0;assert(Store::Commit(old));
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fault=injected;assert(!Store::Commit(next));
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assert(Store::Document(PATH,read)&&read==old); // current valid config remains
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fault=0;assert(Store::Commit(next));
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assert(Store::Document(PATH,read)&&read==next);
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}
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for(int injected:{1,2,5,6,7}){
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files.clear();files[PATH]="CORRUPT";files[PATH+".bak"]=Store::Encode(old);
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fault=injected;assert(!Store::Commit(next));
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assert(Store::Document(PATH+".bak",read)&&read==old); // only good backup not replaced
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fault=0;assert(Store::Commit(next));
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assert(Store::Document(PATH,read)&&read==next);
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}
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files.clear();fault=0;assert(Store::Commit(old));assert(Store::Commit(next));
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assert(Store::Document(PATH+".bak",read)&&read==old);
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assert(!files.count(PATH+".tmp"));
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Replication::server=false;assert(!Store::Commit(old));
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assert(Store::Document(PATH,read)&&read==next);
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}
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''')
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print('PASS: shared config transaction rejects client writes, preserves first-save/prior/fallback state across open, write, backup, partial-copy, readback and mismatch failures')
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