diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 28941ec8..ba6a21c8 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -8,10 +8,10 @@
   <component name="ChangeListManager">
     <list default="true" id="e42177c3-2328-4b27-8a01-35779b2beb99" name="Default Changelist" comment="">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/Repository/Server/ServerCode.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/Repository/Server/ServerCode.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/SapforTestingSystem/PackageModeSupervisor/PackageModeSupervisor.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/SapforTestingSystem/PackageModeSupervisor/PackageModeSupervisor.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/SapforTestingSystem/PerformSapforTask.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/SapforTestingSystem/PerformSapforTask.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/SapforTestingSystem/SapforTask/SapforTask.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/SapforTestingSystem/SapforTask/SapforTask.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/TestingSystem/TestingPlanner.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/TestingSystem/TestingPlanner.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/TestingSystem/TestingServer.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/TestingSystem/TestingServer.java" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
diff --git a/src/Repository/Server/ServerCode.java b/src/Repository/Server/ServerCode.java
index e781a198..0a44210f 100644
--- a/src/Repository/Server/ServerCode.java
+++ b/src/Repository/Server/ServerCode.java
@@ -25,6 +25,7 @@ public enum ServerCode {
     GetTestProject,
     StartTests,
     //-
+    CompareSapforPackages,
     RefreshDVMTests, //- для админа. получение тестов из репозитория.
     //-
     PublishObject,
diff --git a/src/SapforTestingSystem/PackageModeSupervisor/PackageModeSupervisor.java b/src/SapforTestingSystem/PackageModeSupervisor/PackageModeSupervisor.java
index 6bb1d812..2180fbde 100644
--- a/src/SapforTestingSystem/PackageModeSupervisor/PackageModeSupervisor.java
+++ b/src/SapforTestingSystem/PackageModeSupervisor/PackageModeSupervisor.java
@@ -8,6 +8,7 @@ import SapforTestingSystem.Json.*;
 import SapforTestingSystem.PerformSapforTask;
 import SapforTestingSystem.SapforTask.SapforTask;
 import SapforTestingSystem.ThreadsPlanner.ThreadsPlanner;
+import Visual_DVM_2021.Passes.PassCode_2021;
 import org.apache.commons.io.FileUtils;
 
 import java.io.File;
@@ -35,6 +36,11 @@ public class PackageModeSupervisor extends ThreadsPlanner {
                 task.flags = sapforConfiguration_json.flags;
                 task.sapfor_configuration_id = sapforConfiguration_json.id;
                 results_json.tasks.add(task);
+                Vector<String> codes_s = new Vector<>();
+                for (PassCode_2021 code: sapforConfiguration_json.codes){
+                    codes_s.add(code.toString());
+                }
+                task.codes = String.join(" ", codes_s);
                 //---
                 addThread(() -> {
                     while (!task.state.isComplete()) {
diff --git a/src/SapforTestingSystem/SapforTask/SapforTask.java b/src/SapforTestingSystem/SapforTask/SapforTask.java
index cb7598ea..e55b57fd 100644
--- a/src/SapforTestingSystem/SapforTask/SapforTask.java
+++ b/src/SapforTestingSystem/SapforTask/SapforTask.java
@@ -29,16 +29,14 @@ public class SapforTask extends DBObject {
     public String flags = "";
     @Description("DEFAULT ''")
     @Expose
+    public String codes = "";
+    @Description("DEFAULT ''")
+    @Expose
     public String root = "";
     @Description("DEFAULT 'Inactive'")
     @Expose
     public TaskState state = TaskState.Inactive;
     //-----------
-    /*
-    @Description("DEFAULT ''")
-    @Expose
-    public String filesNames = "";  //для базы данных. имена файлов через enter  //а надо ли?
-     */
     @Description("IGNORE")
     @Expose
     public List<String> files = new Vector<>(); //файлы проекта.Брать из коррекции стиля кода. есть первой версия
@@ -53,8 +51,8 @@ public class SapforTask extends DBObject {
     //-----------
     public SapforTask() {
     }
-    public void Reset(){
-        root="";
+    public void Reset() {
+        root = "";
         state = TaskState.Inactive;
         files.clear();
         versions.clear();
@@ -76,11 +74,17 @@ public class SapforTask extends DBObject {
         test_description = t.test_description;
         state = t.state;
     }
-    public String getVersionsChain(){
+    public String getVersionsChain() {
         Vector<String> versionsLines = new Vector<>();
-        for (int i=1; i< versions.size(); ++i ){
+        for (int i = 1; i < versions.size(); ++i) {
             versionsLines.add(Utils.Brackets(versions.get(i).description));
         }
         return String.join("→", versionsLines);
     }
+    //должны совпасть им теста, флаги, и коды
+    public boolean isComparable(SapforTask task) throws Exception {
+        return test_description.equalsIgnoreCase(task.test_description) &&
+                flags.equalsIgnoreCase(task.flags) &&
+                codes.equalsIgnoreCase(task.codes);
+    }
 }
diff --git a/src/TestingSystem/TestingServer.java b/src/TestingSystem/TestingServer.java
index b4bfa16c..e3ca4ddb 100644
--- a/src/TestingSystem/TestingServer.java
+++ b/src/TestingSystem/TestingServer.java
@@ -1,4 +1,5 @@
 package TestingSystem;
+import Common.Constants;
 import Common.Database.DBObject;
 import Common.Database.rDBObject;
 import Common.Global;
@@ -13,6 +14,8 @@ import Repository.RepositoryRefuseException;
 import Repository.RepositoryServer;
 import Repository.Server.ServerCode;
 import Repository.Server.ServerExchangeUnit_2021;
+import SapforTestingSystem.Json.SapforTasksResults_json;
+import SapforTestingSystem.SapforTask.SapforTask;
 import SapforTestingSystem.SapforTasksPackage.SapforTasksPackage;
 import SapforTestingSystem.ServerSapfor.ServerSapfor;
 import TestingSystem.Group.Group;
@@ -182,7 +185,7 @@ public class TestingServer extends RepositoryServer<TestsDatabase> {
                     )
             );
         } else if (object instanceof SapforTasksPackage) {
-            File workspace =  new File(
+            File workspace = new File(
                     ((SapforTasksPackage) object).workspace
             );
             System.out.println(Utils.Brackets(workspace.getAbsolutePath()));
@@ -306,11 +309,51 @@ public class TestingServer extends RepositoryServer<TestsDatabase> {
         groups.sort(Comparator.comparing(o -> o.description));
         return groups;
     }
+    public SapforTasksResults_json getSapforPackageResults(SapforTasksPackage sapforTasksPackage) throws Exception {
+        File results_file = new File(sapforTasksPackage.workspace, Constants.results_json);
+        return (SapforTasksResults_json) Utils.jsonFromFile(
+                results_file, SapforTasksResults_json.class);
+    }
+    public String CompareSapforPackages(SapforTasksPackage package1, SapforTasksPackage package2) throws Exception {
+        String res = "";
+        // чтобы сравнивать. должен быть идентичный список тестов. (без учета последовательности)
+        // идентичный набор проходов (с учетом последовательности)
+        //идентичный набор флагов (?) без учета последовательности.
+        // то есть должны отличаться только тестируемые версии САПФОР.
+        SapforTasksResults_json results1_json = getSapforPackageResults(package1);
+        SapforTasksResults_json results2_json = getSapforPackageResults(package2);
+        if (results1_json.tasks.size()!=results2_json.tasks.size())
+            throw new RepositoryRefuseException("В пакетах разное число задач.");
+        //подходит если все задачи из первого пакета содержатся во втором, и размер одинаковый.
+        for (SapforTask task1 : results1_json.tasks) {
+            //на
+            boolean match = false;
+            for (SapforTask task2: results2_json.tasks){
+                if (task1.isComparable(task2)) {
+                    match = true;
+                    break;
+                }
+            }
+            if (!match)
+                throw new RepositoryRefuseException("Задачи в пакетах не совпадают!");
+        }
+        return "";
+    }
     @Override
     protected void Session() throws Exception {
         DBObject dbObject = null;
         Test test = null;
         switch (code) {
+            case CompareSapforPackages:
+                SetCurrentAccountDB(request.arg);
+                Pair<String, String> keys = (Pair<String, String>) request.object;
+                response = new ServerExchangeUnit_2021(ServerCode.OK);
+                response.object =
+                        CompareSapforPackages(
+                                account_db.sapforTasksPackages.get(keys.getKey()),
+                                account_db.sapforTasksPackages.get(keys.getValue())
+                        );
+                break;
             case SynchronizeTests:
                 //временный проход. синхронизирует тесты на заданной машине, с сервера.
                 Print("Синхронизация тестов");