diff --git a/DTLib/Experimental/Tester.cs b/DTLib/Experimental/Tester.cs
index 6107b6e..8ebd784 100644
--- a/DTLib/Experimental/Tester.cs
+++ b/DTLib/Experimental/Tester.cs
@@ -12,6 +12,6 @@ public static class Tester
             operation();
         clock.Stop();
         double time=(double)(clock.ElapsedTicks)/Stopwatch.Frequency/repeats;
-        LogNoTime("c",$"operation {op_name} took {time} seconds");
+        LogNoTime("y",$"operation ","b",op_name,"y"," took ","b",time.ToString(),"y"," seconds");
     }
 }
\ No newline at end of file
diff --git a/TestProgram/DtsodC/DictTest.cs b/TestProgram/DtsodC/DictTest.cs
index b5a7bef..571e51e 100644
--- a/TestProgram/DtsodC/DictTest.cs
+++ b/TestProgram/DtsodC/DictTest.cs
@@ -1,4 +1,5 @@
 using static DTLib.Experimental.Tester;
+using static TestProgram.Program;
 
 namespace TestProgram;
 
@@ -16,7 +17,7 @@ static class DictTest
     }
 
     static public void Test(){
-        Console.WriteLine("----------------[dict.cs]----------------");
+        Info.Log("c","--------------[DictTest]---------------");
         Dictionary<string,long> dict=new();
         LogOperationTime("fill",1,()=>Fill(dict));
         LogOperationTime("gett",1,()=>Gett(dict));
diff --git a/TestProgram/DtsodV2X/TestDtsodV23.cs b/TestProgram/DtsodV2X/TestDtsodV23.cs
index 41e86cf..7b05d23 100644
--- a/TestProgram/DtsodV2X/TestDtsodV23.cs
+++ b/TestProgram/DtsodV2X/TestDtsodV23.cs
@@ -16,15 +16,15 @@ public static class TestDtsodV23
 
     public static void TestBaseTypes()
     {
-        Info.Log("b", "[TestDtsodV23/TestBaseTypes]");
+        Info.Log("c", "-----[TestDtsodV23/TestBaseTypes]------");
         DtsodV23 dtsod = new(File.ReadAllText($"DtsodV2X{Path.Sep}base_types.dtsod"));
         foreach (var pair in dtsod)
             Info.LogNoTime("b", pair.Value.GetType().Name + ' ', "w", pair.Key + ' ', "c", pair.Value.ToString());
-        Info.Log("g", "[test completed]");
+        Info.Log("g", "test completed");
     }
     public static void TestLists()
     {
-        Info.Log("b", "[TestDtsodV23/TestLists]");
+        Info.Log("c", "-------[TestDtsodV23/TestLists]--------");
         DtsodV23 dtsod = new(File.ReadAllText($"DtsodV2X{Path.Sep}lists.dtsod"));
         foreach (var pair in dtsod)
         {
@@ -33,12 +33,12 @@ public static class TestDtsodV23
             foreach (var el in pair.Value)
                 Info.LogNoTime("b", '\t'+el.GetType().Name + ' ', "c", el.ToString());
         }
-        Info.Log("g", "[test completed]");
+        Info.Log("g", "test completed");
     }
 
     public static void TestComplexes()
     {
-        Info.Log("b", "[TestDtsodV23/TestComplexes]");
+        Info.Log("c", "-----[TestDtsodV23/TestComplexes]------");
         DtsodV23 dtsod = new(File.ReadAllText($"DtsodV2X{Path.Sep}complexes.dtsod"));
         foreach (var pair in dtsod)
         {
@@ -46,33 +46,33 @@ public static class TestDtsodV23
                 "b", " length: ", "c", pair.Value.Keys.Count.ToString() + "\n\t",
                 "y", pair.Value.ToString().Replace("\n","\n\t"));
         }
-        Info.Log("g", "[test completed]");
+        Info.Log("g", "test completed");
     }
 
     public static void TestReSerialization()
     {
-        Info.Log("b", "[TestDtsodV23/TestReSerialization]");
+        Info.Log("c", "---[TestDtsodV23/TestReSerialization]--");
         DtsodV23 dtsod = new DtsodV23(new DtsodV23(new DtsodV23(
             new DtsodV23(File.ReadAllText($"DtsodV2X{Path.Sep}complexes.dtsod")).ToString()).ToString()).ToString());
         Info.Log("y", dtsod.ToString());
-        Info.Log("g", "[test completed]");
+        Info.Log("g", "test completed");
     }
 
     public static void TestSpeed()
     {
-        Info.Log("b", "[TestDtsodV23/TestSpeed]");
+        Info.Log("c", "--------[TestDtsodV23/TestSpeed]-------");
         IDtsod dtsod=null;
         string text = File.ReadAllText($"DtsodV2X{Path.Sep}messages.dtsod");
         Tester.LogOperationTime("V21 deserialization",100,()=>dtsod=new DtsodV21(text));
         Tester.LogOperationTime("V21 serialization", 100, () => _=dtsod.ToString());
         Tester.LogOperationTime("V23 deserialization", 100, () => dtsod = new DtsodV23(text));
         Tester.LogOperationTime("V23 serialization", 100, () => _ = dtsod.ToString());
-        Info.Log("g", "[test completed]");
+        Info.Log("g", "test completed");
     }
 
     public static void TestMemoryConsumption()
     {
-        Info.Log("b", "[TestDtsodV23/TestMemoryConsumption]");
+        Info.Log("c", "-----[TestDtsodV23/TestMemConsumpt]----");
         string text = File.ReadAllText($"DtsodV2X{Path.Sep}messages.dtsod");
         var a = GC.GetTotalMemory(true);
         DtsodV23[] dtsods = new DtsodV23[100];
@@ -81,6 +81,6 @@ public static class TestDtsodV23
         var b = GC.GetTotalMemory(true);
         Info.Log("b", "at the start: ","c",$"{a/1024} kb\n", 
             "b", "at the end: ", "c", $"{b / 1024} kb\n{dtsods.Count()}","b"," dtsods initialized");
-        Info.Log("g", "[test completed]");
+        Info.Log("g", "test completed");
     }
 }
diff --git a/TestProgram/Program.cs b/TestProgram/Program.cs
index 0124e0e..a08d3e6 100644
--- a/TestProgram/Program.cs
+++ b/TestProgram/Program.cs
@@ -29,7 +29,7 @@ static class Program
         Console.Title="tester";
         try
         {
-            Info.Log("g","-------[DTLib tester]-------");
+            Info.Log("c", "-------------[TestProgram]-------------");
             //TestDtsodV23.TestAll();
             DictTest.Test();
         }