diff --git a/projects/core/include/core/common.h b/projects/core/include/core/common.h
index 6dfd322..3f3f26c 100644
--- a/projects/core/include/core/common.h
+++ b/projects/core/include/core/common.h
@@ -21,6 +21,16 @@ struct Position
   int8_t y;
 };
 
+/**
+ * @brief Оператор сравнения позиций
+ *
+ * @param current Текущая позиция
+ * @param other   Позиция для сравнения
+ * @return Возвращает true если координаты совпадают, иначе false
+ */
+bool
+operator==(const Position current, const Position other);
+
 /**
  * @brief Уровни сложности
  *
diff --git a/projects/core/src/core/common.cpp b/projects/core/src/core/common.cpp
new file mode 100644
index 0000000..e322325
--- /dev/null
+++ b/projects/core/src/core/common.cpp
@@ -0,0 +1,7 @@
+#include <core/common.h>
+
+bool
+OpenIT::operator==(const Position current, const Position other)
+{
+  return current.x == other.x && current.y == other.y;
+}
\ No newline at end of file
diff --git a/projects/core/tests/test.cpp b/projects/core/tests/test.cpp
index 9ce2b6a..7faa177 100644
--- a/projects/core/tests/test.cpp
+++ b/projects/core/tests/test.cpp
@@ -1,31 +1,82 @@
+#include <core/game.h>
 #include <core/player.h>
 #include <gtest/gtest.h>
 
 using namespace OpenIT;
 
-TEST(TestPlayer, ConstructorWithoutParameter_Check)
+#if DEPRECATED
+TEST(TestGame, Constructor)
 {
-  Player player;
+  // ToDo Constractor test
+  Game game;
 
-  ASSERT_EQ(player.GetNickname(), "");
+  ASSERT_EQ(true, true);
 }
+#endif // DEPRECATED
 
-TEST(TestPlayer, ConstructorWithParameter_Check)
+TEST(TestGame, Start_Check)
 {
-  const std::string name = "SomeName";
+  Game game;
 
-  Player player(name);
+  game.Start();
 
-  ASSERT_EQ(player.GetNickname(), name);
+  Position carriage = { FIELD_SIZE / 2, FIELD_SIZE / 2 };
+
+  ASSERT_EQ(game.GetCarriage(), carriage);
+  ASSERT_EQ(game.GetActivePlayer(), 0);
+  ASSERT_EQ(game.IsGameOver(), false);
+}
+
+TEST(TestGame, AddPlayer_Check)
+{
+  Game game;
+
+  Player first;
+
+  Player second;
+
+  Player third;
+
+  game.Start();
+
+  ASSERT_EQ(game.AddPlayer(second), true);
+  ASSERT_EQ(game.AddPlayer(first), true);
+  ASSERT_EQ(game.AddPlayer(third), false);
+}
+
+TEST(TestGame, RemotePlayer_Check)
+{
+  Game game;
+
+  Player first;
+
+  Player second;
+
+  game.Start();
+
+  game.AddPlayer(first);
+  game.AddPlayer(second);
+
+  ASSERT_EQ(game.RemovePlayer(1), true);
+  ASSERT_EQ(game.RemovePlayer(1), false);
+  ASSERT_EQ(game.RemovePlayer(0), true);
+  ASSERT_EQ(game.RemovePlayer(0), false);
 }
 
-TEST(TestPlayer, SetNickname_Check)
+TEST(TestGame, Player_SetNames)
 {
-  Player player;
+  Player first;
+
+  Player second;
+
+  std::string firstName = "MrFirst";
+
+  std::string secondName = "MsSecond";
 
-  const std::string name = "SomeName";
+  first.SetNickname(firstName);
 
-  player.SetNickname(name);
+  second.SetNickname(secondName);
 
-  ASSERT_EQ(player.GetNickname(), name);
+  ASSERT_EQ(first.GetNickname(), firstName);
+  ASSERT_EQ(second.GetNickname(), secondName);
 }
\ No newline at end of file