Squeeze contiguous sequences of blocks in logging

commit_hash:5dda6f5ef324f03c99af3dae32ebf4a059f02bd3

1 files changed, 7 insertions, 0 deletions

diff --git a/library/cpp/yt/string/unittests/format_ut.cpp b/library/cpp/yt/string/unittests/format_ut.cpp
index 5ec4a1ffa8..f783efcf11 100644
--- a/library/cpp/yt/string/unittests/format_ut.cpp
+++ b/library/cpp/yt/string/unittests/format_ut.cpp
@@ -246,6 +246,13 @@ TEST(TFormatTest, Tuples)
     EXPECT_EQ("{1, 2}", Format("%v", std::pair(1, 2)));
 }
 
+TEST(TFormatTest, CompactIntervalView)
+{
+    EXPECT_EQ("[]", Format("%v", MakeCompactIntervalView(std::vector<int>{})));
+    EXPECT_EQ("[1]", Format("%v", MakeCompactIntervalView(std::vector<int>{1})));
+    EXPECT_EQ("[0, 2-4, 7]", Format("%v", MakeCompactIntervalView(std::vector<int>{0, 2, 3, 4, 7})));
+}
+
 TEST(TFormatTest, LazyMultiValueFormatter)
 {
     int i = 1;