TtlCache ut for getting only fresh values from cache

Added ut

ref:94e5399dde31cc83d59871751ddf8983473f3050

1 files changed, 10 insertions, 0 deletions

diff --git a/ydb/core/yq/libs/common/cache_ut.cpp b/ydb/core/yq/libs/common/cache_ut.cpp
index 4e5ace033d..7ffdd548c3 100644
--- a/ydb/core/yq/libs/common/cache_ut.cpp
+++ b/ydb/core/yq/libs/common/cache_ut.cpp
@@ -55,4 +55,14 @@ Y_UNIT_TEST_SUITE(Cache) {
         cache.Put(102, TMaybe<int>());
         UNIT_ASSERT_VALUES_EQUAL(cache.Size(), 2);
     }
+
+    Y_UNIT_TEST(Test5) {
+        TCache cache(TTtlCacheSettings().SetTtl(TDuration::Seconds(1)).SetMaxSize(3));
+        cache.Put(100, 10);
+        UNIT_ASSERT_VALUES_EQUAL(cache.Size(), 1);
+        Sleep(TDuration::Seconds(1));
+        TMaybe<int> t;
+        UNIT_ASSERT_VALUES_EQUAL(cache.Get(100, &t), false);
+        UNIT_ASSERT_VALUES_EQUAL(cache.Size(), 0);
+    }
 }