diff --git a/storage/storage_tests/storage_tests.cpp b/storage/storage_tests/storage_tests.cpp
index c073aea719..fbdc6ca64c 100644
--- a/storage/storage_tests/storage_tests.cpp
+++ b/storage/storage_tests/storage_tests.cpp
@@ -12,9 +12,11 @@ UNIT_TEST(StorageTest_Smoke)
 
   TIndex const i1 = st.FindIndexByFile("USA_Georgia");
   TEST(i1.IsValid(), ());
+  TEST_EQUAL(st.CountryFileName(i1), "USA_Georgia", ());
 
   TIndex const i2 = st.FindIndexByFile("Georgia");
   TEST(i2.IsValid(), ());
+  TEST_EQUAL(st.CountryFileName(i2), "Georgia", ());
 
   TEST_NOT_EQUAL(i1, i2, ());
 }