diff --git a/app/src/test/java/ru/dragonestia/picker/picker/SequentialFillingTests.java b/app/src/test/java/ru/dragonestia/picker/picker/SequentialFillingTests.java
index f781b01..0899f05 100644
--- a/app/src/test/java/ru/dragonestia/picker/picker/SequentialFillingTests.java
+++ b/app/src/test/java/ru/dragonestia/picker/picker/SequentialFillingTests.java
@@ -1,9 +1,6 @@
 package ru.dragonestia.picker.picker;
 
-import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.api.MethodOrderer;
-import org.junit.jupiter.api.TestMethodOrder;
-import org.junit.jupiter.api.Timeout;
+import org.junit.jupiter.api.*;
 import org.junit.jupiter.api.extension.ExtensionContext;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
@@ -66,4 +63,11 @@ public class SequentialFillingTests {
             );
         }
     }
+
+    @Timeout(value = 1, threadMode = Timeout.ThreadMode.SEPARATE_THREAD)
+    @Test
+    void testNoOneRoomExpected() { // Take 9 users. expected none result
+        var roomOpt = roomRepository.pickFree(node, userFiller.createRandomUsers(9));
+        Assertions.assertTrue(roomOpt.isEmpty());
+    }
 }