diff options
| author | robot-piglet <robot-piglet@yandex-team.com> | 2024-06-20 00:01:05 +0300 |
|---|---|---|
| committer | robot-piglet <robot-piglet@yandex-team.com> | 2024-06-20 00:10:06 +0300 |
| commit | 4ccb78569fa336d5a57cb2d8f880013cfc2ba6fa (patch) | |
| tree | 2b24132084c22fd8bcd388c04bfa6ac33556f47c /yt | |
| parent | 93108b981df25d1adbac948754f5955075eedcc8 (diff) | |
| download | ydb-4ccb78569fa336d5a57cb2d8f880013cfc2ba6fa.tar.gz | |
Intermediate changes
Diffstat (limited to 'yt')
| -rw-r--r-- | yt/yt/core/misc/unittests/consistent_hashing_ut.cpp | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/yt/yt/core/misc/unittests/consistent_hashing_ut.cpp b/yt/yt/core/misc/unittests/consistent_hashing_ut.cpp index e870aeed1a..8c95d6e961 100644 --- a/yt/yt/core/misc/unittests/consistent_hashing_ut.cpp +++ b/yt/yt/core/misc/unittests/consistent_hashing_ut.cpp @@ -25,9 +25,10 @@ struct TStringComparer struct TStringHasher { - ui64 operator()(const TString& node, int index) const + ui64 operator()(const TString& node, ui64 index) const { - return ::THash<TStringBuf>()(node + std::to_string(index)); + auto hashNode = ::THash<TStringBuf>()(node); + return (hashNode ^ (index << 3)) + hashNode << (index & 7); } }; @@ -563,7 +564,7 @@ TEST(TConsistentHashingRing, ManyNodesSimultaneouslyStress) TEST(TConsistentHashingRing, SmallTokenCount) { - const size_t testCases = 10; + const size_t testCases = 4; auto singleReplicaLargeResult = 0.0; auto manyReplicasLargeResult = 0.0; @@ -612,8 +613,8 @@ TEST(TConsistentHashingRing, SmallTokenCount) /*batchSize*/ 200) / testCases; } - EXPECT_LE(std::fabs(singleReplicaLargeResult - singleReplicaSmallResult), 0.1); - EXPECT_LE(std::fabs(manyReplicasLargeResult - manyReplicasSmallResult), 0.1); + EXPECT_LE(std::fabs(singleReplicaLargeResult - singleReplicaSmallResult), 0.12); + EXPECT_LE(std::fabs(manyReplicasLargeResult - manyReplicasSmallResult), 0.12); } //////////////////////////////////////////////////////////////////////////////// |