File indexing completed on 2025-04-27 04:30:59

 /*
     SPDX-FileCopyrightText: 2019 Nicolas Carion
     This file is part of Kdenlive. See www.kdenlive.org.
 
     SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
 */
 
 #include "fuzzing.hpp"
 #include "bin/model/markerlistmodel.hpp"
 #include "doc/docundostack.hpp"
 #include "fakeit_standalone.hpp"
 #include "logger.hpp"
 #include <mlt++/MltFactory.h>
 #include <mlt++/MltProducer.h>
 #include <mlt++/MltProfile.h>
 #include <mlt++/MltRepository.h>
 #include <sstream>
 #define private public
 #define protected public
 #include "assets/keyframes/model/keyframemodel.hpp"
 #include "assets/model/assetparametermodel.hpp"
 #include "bin/clipcreator.hpp"
 #include "bin/projectclip.h"
 #include "bin/projectfolder.h"
 #include "bin/projectitemmodel.h"
 #include "core.h"
 #include "effects/effectsrepository.hpp"
 #include "effects/effectstack/model/effectitemmodel.hpp"
 #include "effects/effectstack/model/effectstackmodel.hpp"
 #include "mltconnection.h"
 #include "project/projectmanager.h"
 #include "timeline2/model/clipmodel.hpp"
 #include "timeline2/model/compositionmodel.hpp"
 #include "timeline2/model/groupsmodel.hpp"
 #include "timeline2/model/timelinefunctions.hpp"
 #include "timeline2/model/timelineitemmodel.hpp"
 #include "timeline2/model/timelinemodel.hpp"
 #include "timeline2/model/trackmodel.hpp"
 
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic ignored "-Wsign-conversion"
 #pragma GCC diagnostic ignored "-Wfloat-equal"
 #pragma GCC diagnostic ignored "-Wshadow"
 #pragma GCC diagnostic ignored "-Wpedantic"
 #include <rttr/registration>
 #pragma GCC diagnostic pop
 
 using namespace fakeit;
 
 namespace {
 QString createProducer(Mlt::Profile &prof, std::string color, std::shared_ptr<ProjectItemModel> binModel, int length, bool limited)
 {
     Logger::log_create_producer("test_producer", {color, binModel, length, limited});
     std::shared_ptr<Mlt::Producer> producer = std::make_shared<Mlt::Producer>(prof, "color", color.c_str());
     producer->set("length", length);
     producer->set("out", length - 1);
 
     Q_ASSERT(producer->is_valid());
 
     QString binId = QString::number(binModel->getFreeClipId());
     auto binClip = ProjectClip::construct(binId, QIcon(), binModel, producer);
     if (limited) {
         binClip->forceLimitedDuration();
     }
     Fun undo = []() { return true; };
     Fun redo = []() { return true; };
     Q_ASSERT(binModel->addItem(binClip, binModel->getRootFolder()->clipId(), undo, redo));
 
     return binId;
 }
 
 QString createProducerWithSound(Mlt::Profile &prof, std::shared_ptr<ProjectItemModel> binModel)
 {
     Logger::log_create_producer("test_producer_sound", {binModel});
     // std::shared_ptr<Mlt::Producer> producer = std::make_shared<Mlt::Producer>(prof,
     // QFileInfo("../tests/small.mkv").absoluteFilePath().toStdString().c_str());
 
     // In case the test system does not have avformat support, we can switch to the integrated blipflash producer
     std::shared_ptr<Mlt::Producer> producer = std::make_shared<Mlt::Producer>(prof, "blipflash");
     producer->set_in_and_out(0, 1);
     producer->set("kdenlive:duration", 2);
 
     Q_ASSERT(producer->is_valid());
 
     QString binId = QString::number(binModel->getFreeClipId());
     auto binClip = ProjectClip::construct(binId, QIcon(), binModel, producer);
     Fun undo = []() { return true; };
     Fun redo = []() { return true; };
     Q_ASSERT(binModel->addItem(binClip, binModel->getRootFolder()->clipId(), undo, redo));
 
     return binId;
 }
 inline int modulo(int a, int b)
 {
     const int result = a % b;
     return result >= 0 ? result : result + b;
 }
 namespace {
 bool isIthParamARef(const rttr::method &method, size_t i)
 {
     QString sig = QString::fromStdString(method.get_signature().to_string());
     int deb = sig.indexOf("(");
     int end = sig.lastIndexOf(")");
     sig = sig.mid(deb + 1, deb - end - 1);
     QStringList args = sig.split(QStringLiteral(","));
     return args[(int)i].contains("&") && !args[(int)i].contains("const &");
 }
 } // namespace
 } // namespace
 
 void fuzz(const std::string &input)
 {
     Logger::init();
     Logger::clear();
     std::stringstream ss;
     ss << input;
 
     Mlt::Profile profile;
     auto binModel = pCore->projectItemModel();
     binModel->clean();
     std::shared_ptr<DocUndoStack> undoStack = std::make_shared<DocUndoStack>(nullptr);
     std::shared_ptr<MarkerListModel> guideModel = std::make_shared<MarkerListModel>(undoStack);
     KdenliveDoc::next_id = 0;
 
     Mock<ProjectManager> pmMock;
     When(Method(pmMock, undoStack)).AlwaysReturn(undoStack);
 
     ProjectManager &mocked = pmMock.get();
     pCore->m_projectManager = &mocked;
 
     std::vector<std::shared_ptr<TimelineModel>> all_timelines;
 
     std::unordered_map<std::shared_ptr<TimelineModel>, std::vector<int>> all_clips, all_tracks, all_compositions, all_groups;
     auto update_elems = [&]() {
         all_clips.clear();
         all_tracks.clear();
         all_compositions.clear();
         for (const auto &timeline : all_timelines) {
             all_clips[timeline] = {};
             all_tracks[timeline] = {};
             all_compositions[timeline] = {};
             all_groups[timeline] = {};
             auto &clips = all_clips[timeline];
             clips.clear();
             for (const auto &c : timeline->m_allClips) {
                 clips.push_back(c.first);
             }
             std::sort(clips.begin(), clips.end());
 
             auto &compositions = all_compositions[timeline];
             compositions.clear();
             for (const auto &c : timeline->m_allCompositions) {
                 compositions.push_back(c.first);
             }
             std::sort(compositions.begin(), compositions.end());
 
             auto &tracks = all_tracks[timeline];
             tracks.clear();
             for (const auto &c : timeline->m_iteratorTable) {
                 tracks.push_back(c.first);
             }
             std::sort(tracks.begin(), tracks.end());
 
             auto &groups = all_groups[timeline];
             groups.clear();
             for (int c : timeline->m_allGroups) {
                 groups.push_back(c);
             }
             std::sort(groups.begin(), groups.end());
         }
     };
     auto get_timeline = [&]() -> std::shared_ptr<TimelineModel> {
         int id = 0;
         ss >> id;
         if (all_timelines.size() == 0) return nullptr;
         id = modulo(id, (int)all_timelines.size());
         return all_timelines[size_t(id)];
     };
     auto get_group = [&](std::shared_ptr<TimelineModel> timeline) {
         int id = 0;
         ss >> id;
         if (!timeline) return -1;
         if (timeline->isGroup(id)) return id;
         if (all_timelines.size() == 0) return -1;
         if (all_groups.count(timeline) == 0) return -1;
         if (all_groups[timeline].size() == 0) return -1;
         id = modulo(id, (int)all_groups[timeline].size());
         return all_groups[timeline][id];
     };
     auto get_clip = [&](std::shared_ptr<TimelineModel> timeline) {
         int id = 0;
         ss >> id;
         if (!timeline) return -1;
         if (timeline->isClip(id)) return id;
         if (all_timelines.size() == 0) return -1;
         if (all_clips.count(timeline) == 0) return -1;
         if (all_clips[timeline].size() == 0) return -1;
         id = modulo(id, (int)all_clips[timeline].size());
         return all_clips[timeline][id];
     };
     auto get_compo = [&](std::shared_ptr<TimelineModel> timeline) {
         int id = 0;
         ss >> id;
         if (!timeline) return -1;
         if (timeline->isComposition(id)) return id;
         if (all_timelines.size() == 0) return -1;
         if (all_compositions.count(timeline) == 0) return -1;
         if (all_compositions[timeline].size() == 0) return -1;
         id = modulo(id, (int)all_compositions[timeline].size());
         return all_compositions[timeline][id];
     };
     auto get_item = [&](std::shared_ptr<TimelineModel> timeline) {
         int id = 0;
         ss >> id;
         if (!timeline) return -1;
         if (timeline->isClip(id)) return id;
         if (timeline->isComposition(id)) return id;
         if (all_timelines.size() == 0) return -1;
         int clip_count = 0;
         if (all_clips.count(timeline) > 0) {
             clip_count = all_clips[timeline].size();
         }
         int compo_count = 0;
         if (all_compositions.count(timeline) > 0) {
             compo_count = all_compositions[timeline].size();
         }
         if (clip_count + compo_count == 0) return -1;
         id = modulo(id, clip_count + compo_count);
         if (id < clip_count) {
             return all_clips[timeline][id];
         }
         return all_compositions[timeline][id - clip_count];
     };
     auto get_track = [&](std::shared_ptr<TimelineModel> timeline) {
         int id = 0;
         ss >> id;
         if (!timeline) return -1;
         if (timeline->isTrack(id)) return id;
         if (all_timelines.size() == 0) return -1;
         if (all_tracks.count(timeline) == 0) return -1;
         if (all_tracks[timeline].size() == 0) return -1;
         id = modulo(id, (int)all_tracks[timeline].size());
         return all_tracks[timeline][id];
     };
     std::string c;
 
     while (ss >> c) {
         if (c == "u") {
             std::cout << "UNDOING" << std::endl;
             undoStack->undo();
         } else if (c == "r") {
             std::cout << "REDOING" << std::endl;
             undoStack->redo();
         } else if (Logger::back_translation_table.count(c) > 0) {
             // std::cout << "found=" << c;
             c = Logger::back_translation_table[c];
             // std::cout << " translated=" << c << std::endl;
             if (c == "constr_TimelineModel") {
                 all_timelines.emplace_back(TimelineItemModel::construct(&profile, guideModel, undoStack));
             } else if (c == "constr_ClipModel") {
                 auto timeline = get_timeline();
                 int id = 0, state_id;
                 double speed = 1;
                 PlaylistState::ClipState state = PlaylistState::VideoOnly;
                 std::string binId;
                 ss >> binId >> id >> state_id >> speed;
                 QString binClip = QString::fromStdString(binId);
                 bool valid = true;
                 if (!pCore->projectItemModel()->hasClip(binClip)) {
                     if (pCore->projectItemModel()->getAllClipIds().size() == 0) {
                         valid = false;
                     } else {
                         binClip = pCore->projectItemModel()->getAllClipIds()[0];
                     }
                 }
                 state = static_cast<PlaylistState::ClipState>(state_id);
                 if (timeline && valid) {
                     ClipModel::construct(timeline, binClip, -1, state, speed);
                 }
             } else if (c == "constr_TrackModel") {
                 auto timeline = get_timeline();
                 int id, pos = 0;
                 std::string name;
                 bool audio = false;
                 ss >> id >> pos >> name >> audio;
                 if (name == "$$") {
                     name = "";
                 }
                 if (pos < -1) pos = 0;
                 pos = std::min((int)all_tracks[timeline].size(), pos);
                 if (timeline) {
                     TrackModel::construct(timeline, -1, pos, QString::fromStdString(name), audio);
                 }
             } else if (c == "constr_test_producer") {
                 std::string color;
                 int length = 0;
                 bool limited = false;
                 ss >> color >> length >> limited;
                 createProducer(profile, color, binModel, length, limited);
             } else if (c == "constr_test_producer_sound") {
                 createProducerWithSound(profile, binModel);
             } else {
                 // std::cout << "executing " << c << std::endl;
                 rttr::type target_type = rttr::type::get<int>();
                 bool found = false;
                 for (const std::string &t : {"TimelineModel", "TimelineFunctions"}) {
                     rttr::type current_type = rttr::type::get_by_name(t);
                     // std::cout << "type " << t << " has methods count=" << current_type.get_methods().size() << std::endl;
                     if (current_type.get_method(c).is_valid()) {
                         found = true;
                         target_type = current_type;
                         break;
                     }
                 }
                 if (found) {
                     // std::cout << "found!" << std::endl;
                     bool valid = true;
                     rttr::method target_method = target_type.get_method(c);
                     std::vector<rttr::variant> arguments;
                     rttr::variant ptr;
                     if (target_type == rttr::type::get<TimelineModel>()) {
                         if (all_timelines.size() == 0) {
                             valid = false;
                         }
                         ptr = get_timeline();
                     }
                     int i = -1;
                     for (const auto &p : target_method.get_parameter_infos()) {
                         ++i;
                         std::string arg_name = p.get_name().to_string();
                         // std::cout << arg_name << std::endl;
                         if (arg_name == "compoId") {
                             std::shared_ptr<TimelineModel> tim =
                                 (ptr.can_convert<std::shared_ptr<TimelineModel>>() ? ptr.convert<std::shared_ptr<TimelineModel>>() : nullptr);
                             int compoId = get_compo(tim);
                             valid = valid && (compoId >= 0);
                             // std::cout << "got compo" << compoId << std::endl;
                             arguments.emplace_back(compoId);
                         } else if (arg_name == "clipId") {
                             std::shared_ptr<TimelineModel> tim =
                                 (ptr.can_convert<std::shared_ptr<TimelineModel>>() ? ptr.convert<std::shared_ptr<TimelineModel>>() : nullptr);
                             int clipId = get_clip(tim);
                             valid = valid && (clipId >= 0);
                             arguments.emplace_back(clipId);
                             // std::cout << "got clipId" << clipId << std::endl;
                         } else if (arg_name == "trackId") {
                             std::shared_ptr<TimelineModel> tim =
                                 (ptr.can_convert<std::shared_ptr<TimelineModel>>() ? ptr.convert<std::shared_ptr<TimelineModel>>() : nullptr);
                             int trackId = get_track(tim);
                             valid = valid && (trackId >= 0);
                             arguments.emplace_back(trackId);
                             // std::cout << "got trackId" << trackId << std::endl;
                         } else if (arg_name == "itemId") {
                             std::shared_ptr<TimelineModel> tim =
                                 (ptr.can_convert<std::shared_ptr<TimelineModel>>() ? ptr.convert<std::shared_ptr<TimelineModel>>() : nullptr);
                             int itemId = get_item(tim);
                             valid = valid && (itemId >= 0);
                             arguments.emplace_back(itemId);
                             // std::cout << "got itemId" << itemId << std::endl;
                         } else if (arg_name == "groupId") {
                             std::shared_ptr<TimelineModel> tim =
                                 (ptr.can_convert<std::shared_ptr<TimelineModel>>() ? ptr.convert<std::shared_ptr<TimelineModel>>() : nullptr);
                             int groupId = get_group(tim);
                             valid = valid && (groupId >= 0);
                             arguments.emplace_back(groupId);
                             // std::cout << "got clipId" << clipId << std::endl;
                         } else if (arg_name == "logUndo") {
                             bool a = false;
                             ss >> a;
                             // we enforce undo logging
                             a = true;
                             arguments.emplace_back(a);
                         } else if (arg_name == "itemIds") {
                             int count = 0;
                             ss >> count;
                             // std::cout << "got ids. going to read count=" << count << std::endl;
                             if (count > 0) {
                                 std::shared_ptr<TimelineModel> tim =
                                     (ptr.can_convert<std::shared_ptr<TimelineModel>>() ? ptr.convert<std::shared_ptr<TimelineModel>>() : nullptr);
                                 std::unordered_set<int> ids;
                                 for (int i = 0; i < count; ++i) {
                                     int itemId = get_item(tim);
                                     // std::cout << "\t read" << itemId << std::endl;
                                     valid = valid && (itemId >= 0);
                                     ids.insert(itemId);
                                 }
                                 arguments.emplace_back(ids);
                             } else {
                                 valid = false;
                             }
                         } else if (!isIthParamARef(target_method, i)) {
                             rttr::type arg_type = p.get_type();
                             if (arg_type == rttr::type::get<int>()) {
                                 int a = 0;
                                 ss >> a;
                                 // std::cout << "read int " << a << std::endl;
                                 arguments.emplace_back(a);
                             } else if (arg_type == rttr::type::get<size_t>()) {
                                 size_t a = 0;
                                 ss >> a;
                                 arguments.emplace_back(a);
                             } else if (arg_type == rttr::type::get<double>()) {
                                 double a = 0;
                                 ss >> a;
                                 arguments.emplace_back(a);
                             } else if (arg_type == rttr::type::get<float>()) {
                                 float a = 0;
                                 ss >> a;
                                 arguments.emplace_back(a);
                             } else if (arg_type == rttr::type::get<bool>()) {
                                 bool a = false;
                                 ss >> a;
                                 // std::cout << "read bool " << a << std::endl;
                                 arguments.emplace_back(a);
                             } else if (arg_type == rttr::type::get<QString>()) {
                                 std::string str = "";
                                 ss >> str;
                                 // std::cout << "read str " << str << std::endl;
                                 if (str == "$$") {
                                     str = "";
                                 }
                                 arguments.emplace_back(QString::fromStdString(str));
                             } else if (arg_type == rttr::type::get<std::shared_ptr<TimelineItemModel>>()) {
                                 auto timeline = get_timeline();
                                 if (timeline) {
                                     // std::cout << "got timeline" << std::endl;
                                     auto timeline2 = std::dynamic_pointer_cast<TimelineItemModel>(timeline);
                                     arguments.emplace_back(timeline2);
                                     ptr = timeline;
                                 } else {
                                     // std::cout << "didn't get timeline" << std::endl;
                                     valid = false;
                                 }
                             } else if (arg_type.is_enumeration()) {
                                 int a = 0;
                                 ss >> a;
                                 rttr::variant var_a = a;
                                 var_a.convert((const rttr::type &)arg_type);
                                 // std::cout << "read enum " << arg_type.get_enumeration().value_to_name(var_a).to_string() << std::endl;
                                 arguments.push_back(var_a);
                             } else {
                                 std::cout << "ERROR: unsupported arg type " << arg_type.get_name().to_string() << std::endl;
                                 assert(false);
                             }
                         } else {
                             if (p.get_type() == rttr::type::get<int>()) {
                                 arguments.emplace_back(-1);
                             } else {
                                 assert(false);
                             }
                         }
                     }
                     if (valid) {
                         std::cout << "VALID!!! " << target_method.get_name().to_string() << std::endl;
                         std::vector<rttr::argument> args;
                         args.reserve(arguments.size());
                         for (auto &a : arguments) {
                             args.emplace_back(a);
                             // std::cout << "argument=" << a.get_type().get_name().to_string() << std::endl;
                         }
                         for (const auto &p : target_method.get_parameter_infos()) {
                             // std::cout << "expected=" << p.get_type().get_name().to_string() << std::endl;
                         }
                         rttr::variant res = target_method.invoke_variadic(ptr, args);
                         if (res.is_valid()) {
                             std::cout << "SUCCESS!!!" << std::endl;
                         } else {
                             std::cout << "!!!FAILLLLLL!!!" << std::endl;
                         }
                     }
                 }
             }
         }
         update_elems();
         for (const auto &t : all_timelines) {
             assert(t->checkConsistency());
         }
     }
     undoStack->clear();
     all_clips.clear();
     all_tracks.clear();
     all_compositions.clear();
     all_groups.clear();
     for (auto &all_timeline : all_timelines) {
         all_timeline.reset();
     }
 
     pCore->m_projectManager = nullptr;
     Core::m_self.reset();
     MltConnection::m_self.reset();
     std::cout << "---------------------------------------------------------------------------------------------------------------------------------------------"
                  "---------------"
               << std::endl;
 }