diff --git a/tests/unit_tests/test_repo_db.py b/tests/unit_tests/test_repo_db.py
new file mode 100644
index 0000000..e0fe1ae
--- /dev/null
+++ b/tests/unit_tests/test_repo_db.py
@@ -0,0 +1,31 @@
+from typing import TYPE_CHECKING
+
+from src.schemas.users import User
+
+if TYPE_CHECKING:
+    from tests.conftest import TestDBManager
+
+
+async def test_user_crud(db: "TestDBManager"):
+    data = {
+        "username": "test",
+        "hashed_password": "hashed_pass",
+        "email": "test@mail.ru",
+        "is_active": True,
+        "is_superuser": False,
+    }
+    user = await db.user.create_one(data=data)
+    assert user.username == data["username"]
+    filtered_user = await db.user.get_filtered(username=data["username"])
+    assert filtered_user[0] == user
+    new_user = User.model_validate(user)
+    new_user.username = "Test2"
+    new_user.email = None
+    await db.user.update_one(id=new_user.id, data=User.model_dump(new_user))
+    updated_user = await db.user.get_one_or_none(id=new_user.id)
+    assert updated_user
+    assert updated_user.username == new_user.username
+    assert not updated_user.email
+    await db.user.delete_one(id=updated_user.id)
+    delete_user = await db.user.get_one_or_none(id=new_user.id)
+    assert not delete_user