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chore: import upstream snapshot with attribution
2026-07-13 12:31:17 +08:00

761 lines
26 KiB
Go

package segments
import (
"context"
"fmt"
"path/filepath"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/suite"
"go.uber.org/atomic"
"github.com/milvus-io/milvus-proto/go-api/v3/schemapb"
"github.com/milvus-io/milvus/internal/mocks/util/mock_segcore"
"github.com/milvus-io/milvus/internal/querynodev2/pkoracle"
"github.com/milvus-io/milvus/internal/querynodev2/segments/state"
storage "github.com/milvus-io/milvus/internal/storage"
"github.com/milvus-io/milvus/internal/util/initcore"
"github.com/milvus-io/milvus/internal/util/segcore"
"github.com/milvus-io/milvus/pkg/v3/common"
"github.com/milvus-io/milvus/pkg/v3/proto/datapb"
"github.com/milvus-io/milvus/pkg/v3/proto/querypb"
"github.com/milvus-io/milvus/pkg/v3/util/paramtable"
"github.com/milvus-io/milvus/pkg/v3/util/typeutil"
)
type SegmentSuite struct {
suite.Suite
rootPath string
chunkManager storage.ChunkManager
// Data
manager *Manager
collectionID int64
partitionID int64
segmentID int64
collection *Collection
sealed Segment
growing Segment
}
func (suite *SegmentSuite) SetupSuite() {
paramtable.Init()
}
func (suite *SegmentSuite) SetupTest() {
var err error
ctx := context.Background()
msgLength := 100
suite.rootPath = suite.T().Name()
chunkManagerFactory := storage.NewTestChunkManagerFactory(paramtable.Get(), suite.rootPath)
suite.chunkManager, _ = chunkManagerFactory.NewPersistentStorageChunkManager(ctx)
initcore.InitRemoteChunkManager(paramtable.Get())
localDataRootPath := filepath.Join(paramtable.Get().LocalStorageCfg.Path.GetValue(), typeutil.QueryNodeRole)
initcore.InitLocalChunkManager(localDataRootPath)
initcore.InitMmapManager(paramtable.Get(), 1)
initcore.InitTieredStorage(paramtable.Get())
suite.collectionID = 100
suite.partitionID = 10
suite.segmentID = 1
suite.manager = NewManager()
schema := mock_segcore.GenTestCollectionSchema("test-reduce", schemapb.DataType_Int64, true)
indexMeta := mock_segcore.GenTestIndexMeta(suite.collectionID, schema)
suite.manager.Collection.PutOrRef(suite.collectionID,
schema,
indexMeta,
&querypb.LoadMetaInfo{
LoadType: querypb.LoadType_LoadCollection,
CollectionID: suite.collectionID,
PartitionIDs: []int64{suite.partitionID},
},
)
suite.collection = suite.manager.Collection.Get(suite.collectionID)
suite.sealed, err = NewSegment(ctx,
suite.collection,
suite.manager.Segment,
SegmentTypeSealed,
0,
&querypb.SegmentLoadInfo{
CollectionID: suite.collectionID,
SegmentID: suite.segmentID,
PartitionID: suite.partitionID,
InsertChannel: fmt.Sprintf("by-dev-rootcoord-dml_0_%dv0", suite.collectionID),
Level: datapb.SegmentLevel_Legacy,
NumOfRows: int64(msgLength),
BinlogPaths: []*datapb.FieldBinlog{
{
FieldID: 101,
Binlogs: []*datapb.Binlog{
{
LogSize: 10086,
MemorySize: 10086,
},
},
},
},
},
)
suite.Require().NoError(err)
binlogs, _, err := mock_segcore.SaveBinLog(ctx,
suite.collectionID,
suite.partitionID,
suite.segmentID,
msgLength,
schema,
suite.chunkManager,
)
suite.Require().NoError(err)
g, err := suite.sealed.(*LocalSegment).StartLoadData()
suite.Require().NoError(err)
for _, binlog := range binlogs {
err = suite.sealed.(*LocalSegment).LoadFieldData(ctx, binlog.FieldID, int64(msgLength), binlog)
suite.Require().NoError(err)
}
g.Done(nil)
suite.growing, err = NewSegment(ctx,
suite.collection,
suite.manager.Segment,
SegmentTypeGrowing,
0,
&querypb.SegmentLoadInfo{
SegmentID: suite.segmentID + 1,
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
InsertChannel: fmt.Sprintf("by-dev-rootcoord-dml_0_%dv0", suite.collectionID),
Level: datapb.SegmentLevel_Legacy,
},
)
suite.Require().NoError(err)
insertMsg, err := mock_segcore.GenInsertMsg(suite.collection.GetCCollection(), suite.partitionID, suite.growing.ID(), msgLength)
suite.Require().NoError(err)
insertRecord, _, err := storage.TransferInsertMsgToInsertRecord(suite.collection.Schema(), insertMsg)
suite.Require().NoError(err)
err = suite.growing.Insert(ctx, insertMsg.RowIDs, insertMsg.Timestamps, insertRecord)
suite.Require().NoError(err)
suite.manager.Segment.Put(context.Background(), SegmentTypeSealed, suite.sealed)
suite.manager.Segment.Put(context.Background(), SegmentTypeGrowing, suite.growing)
}
func (suite *SegmentSuite) TearDownTest() {
ctx := context.Background()
suite.sealed.Release(context.Background())
suite.growing.Release(context.Background())
DeleteCollection(suite.collection)
suite.chunkManager.RemoveWithPrefix(ctx, suite.rootPath)
}
func (suite *SegmentSuite) TestLoadInfo() {
// sealed segment has load info
suite.NotNil(suite.sealed.LoadInfo())
// growing segment has no load info
suite.NotNil(suite.growing.LoadInfo())
}
func (suite *SegmentSuite) TestSyncFieldJSONStatsFromLoadInfo() {
paramtable.Get().Save(paramtable.Get().CommonCfg.EnabledJSONKeyStats.Key, "true")
defer paramtable.Get().Reset(paramtable.Get().CommonCfg.EnabledJSONKeyStats.Key)
segment := suite.sealed.(*LocalSegment)
loadInfo := &querypb.SegmentLoadInfo{
SegmentID: suite.segmentID,
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
JsonKeyStatsLogs: map[int64]*datapb.JsonKeyStats{
102: {
FieldID: 102,
BuildID: 5001,
Version: 3,
JsonKeyStatsDataFormat: common.JSONStatsDataFormatVersion,
},
},
}
segment.syncFieldJSONStatsFromLoadInfo(context.Background(), loadInfo)
stats := segment.GetFieldJSONIndexStats()
suite.Require().Len(stats, 1)
suite.EqualValues(102, stats[102].GetFieldID())
suite.EqualValues(5001, stats[102].GetBuildID())
suite.EqualValues(3, stats[102].GetVersionID())
suite.EqualValues(common.JSONStatsDataFormatVersion, stats[102].GetDataFormatVersion())
stats[102].BuildID = 9999
suite.EqualValues(5001, segment.GetFieldJSONIndexStats()[102].GetBuildID())
invalidLoadInfo := &querypb.SegmentLoadInfo{
SegmentID: suite.segmentID,
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
JsonKeyStatsLogs: map[int64]*datapb.JsonKeyStats{
102: {
FieldID: 102,
BuildID: 5002,
Version: 4,
JsonKeyStatsDataFormat: common.JSONStatsDataFormatVersion - 1,
},
},
}
segment.syncFieldJSONStatsFromLoadInfo(context.Background(), invalidLoadInfo)
suite.Empty(segment.GetFieldJSONIndexStats())
replacementLoadInfo := &querypb.SegmentLoadInfo{
SegmentID: suite.segmentID,
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
JsonKeyStatsLogs: map[int64]*datapb.JsonKeyStats{
103: {
FieldID: 103,
BuildID: 6001,
Version: 1,
JsonKeyStatsDataFormat: common.JSONStatsDataFormatVersion,
},
},
}
segment.syncFieldJSONStatsFromLoadInfo(context.Background(), replacementLoadInfo)
stats = segment.GetFieldJSONIndexStats()
suite.Require().Len(stats, 1)
suite.Nil(stats[102])
suite.EqualValues(6001, stats[103].GetBuildID())
}
func (suite *SegmentSuite) TestResourceUsageEstimate() {
// growing segment has resource usage
// growing segment can not estimate resource usage
usage := suite.growing.ResourceUsageEstimate()
suite.Zero(usage.MemorySize)
suite.Zero(usage.DiskSize)
// sealed segment has resource usage
usage = suite.sealed.ResourceUsageEstimate()
// mmap is on
suite.NotZero(usage.MemorySize)
suite.Zero(usage.DiskSize)
suite.Zero(usage.MmapFieldCount)
}
func (suite *SegmentSuite) TestDelete() {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
pks := storage.NewInt64PrimaryKeys(2)
pks.AppendRaw(0, 1)
// Test for sealed
rowNum := suite.sealed.RowNum()
err := suite.sealed.Delete(ctx, pks, []uint64{1000, 1000})
suite.NoError(err)
suite.Equal(rowNum-int64(pks.Len()), suite.sealed.RowNum())
suite.Equal(rowNum, suite.sealed.InsertCount())
// Test for growing
rowNum = suite.growing.RowNum()
err = suite.growing.Delete(ctx, pks, []uint64{1000, 1000})
suite.NoError(err)
suite.Equal(rowNum-int64(pks.Len()), suite.growing.RowNum())
suite.Equal(rowNum, suite.growing.InsertCount())
}
func (suite *SegmentSuite) TestHasRawData() {
has := suite.growing.HasRawData(mock_segcore.SimpleFloatVecField.ID)
suite.True(has)
has = suite.sealed.HasRawData(mock_segcore.SimpleFloatVecField.ID)
suite.True(has)
}
func (suite *SegmentSuite) TestCASVersion() {
segment := suite.sealed
curVersion := segment.Version()
suite.False(segment.CASVersion(curVersion-1, curVersion+1))
suite.NotEqual(curVersion+1, segment.Version())
suite.True(segment.CASVersion(curVersion, curVersion+1))
suite.Equal(curVersion+1, segment.Version())
}
func (suite *SegmentSuite) TestSegmentRemoveUnusedFieldFiles() {
}
// TestDeleteSameTimestampAcrossBatches reproduces the DumpSnapshot Assert failure
// caused by proxy splitting a large DELETE operation into multiple messages that
// cross timetick boundaries. All split messages share the same TSO timestamp,
// so consecutive StreamPush calls can insert entries with the same timestamp but
// smaller row_ids — landing BEFORE the DumpSnapshot cursor in the sorted skip list.
//
// Scenario:
// 1. Batch 1: Delete PKs [50,60,70,80,90] at ts=1000 → DumpSnapshot creates cursor
// 2. Batch 2: Delete PKs [10,20,30] at ts=[1000,1000,1001] → entries (1000,10),(1000,20)
// are sorted BEFORE the cursor, but accessor.size() counts them.
// Iterator from cursor can't reach them → old code Assert, new code rebuilds.
func (suite *SegmentSuite) TestDeleteSameTimestampAcrossBatches() {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// Set DELETE_DUMP_BATCH_SIZE to a small value so DumpSnapshot triggers easily
initcore.UpdateDefaultDeleteDumpBatchSize(3)
defer initcore.UpdateDefaultDeleteDumpBatchSize(10000)
// Batch 1: delete PKs with higher row_ids at timestamp 1000
// This triggers DumpSnapshot which sets cursor after processing 3 entries.
// Skip list: (1000,50),(1000,60),(1000,70),(1000,80),(1000,90)
// DumpSnapshot processes first 3 → cursor at (1000,80)
pks1 := storage.NewInt64PrimaryKeys(5)
pks1.AppendRaw(50, 60, 70, 80, 90)
err := suite.sealed.Delete(ctx, pks1, []uint64{1000, 1000, 1000, 1000, 1000})
suite.NoError(err)
// Batch 2: delete PKs with LOWER row_ids at the SAME timestamp 1000,
// plus one entry at ts=1001 to bypass lastDeltaTimestamp check (1000 >= 1001 is false).
//
// InternalPush inserts: (1000,10),(1000,20) → BEFORE cursor (1000,80)
// (1001,30) → AFTER cursor
//
// DumpSnapshot sees: total=8, dumped=3, remaining=5 > BATCH_SIZE(3)
// But only 3 entries exist from cursor to end: (1000,80),(1000,90),(1001,30)
// For loop consumes all 3 → iterator reaches end() → triggers rebuild (or Assert in old code)
pks2 := storage.NewInt64PrimaryKeys(3)
pks2.AppendRaw(10, 20, 30)
err = suite.sealed.Delete(ctx, pks2, []uint64{1000, 1000, 1001})
suite.NoError(err)
// If we reach here without crash/panic, the rebuild fix works correctly.
// Verify all 8 deletes were applied.
suite.Equal(int64(100-8), suite.sealed.RowNum())
suite.Equal(int64(100), suite.sealed.InsertCount())
}
// TestLoadDeltaData_LowerTsNotSkipped guards against the bug where L0-forwarded
// deletes with ts lower than the already-applied manifest-delta watermark
// were silently dropped, causing snapshot restore to retain deleted rows.
//
// Reproduction: apply a delete at a high ts (simulating segment's own _delta/
// loaded from manifest), then apply a delete for a DIFFERENT PK at a lower ts
// (simulating L0 segment delete forwarded by delegator). Both must take effect.
// Before the fix, the second call was skipped entirely via:
//
// if s.lastDeltaTimestamp.Load() >= tss[len(tss)-1] { return nil }
func (suite *SegmentSuite) TestLoadDeltaData_LowerTsNotSkipped() {
ctx := context.Background()
// Phase 1: apply delete for PK=80 at ts=2000 (simulates manifest _delta/).
pksHigh := storage.NewInt64PrimaryKeys(1)
pksHigh.AppendRaw(80)
ddHigh, err := storage.NewDeltaDataWithData(pksHigh, []uint64{2000})
suite.Require().NoError(err)
suite.Require().NoError(suite.sealed.(*LocalSegment).LoadDeltaData(ctx, ddHigh))
suite.EqualValues(2000, suite.sealed.(*LocalSegment).LastDeltaTimestamp())
// Phase 2: L0-forwarded delete for PK=10 at ts=1000 (LOWER than watermark).
// Must be applied — before the fix this was silently dropped.
pksLow := storage.NewInt64PrimaryKeys(1)
pksLow.AppendRaw(10)
ddLow, err := storage.NewDeltaDataWithData(pksLow, []uint64{1000})
suite.Require().NoError(err)
suite.Require().NoError(suite.sealed.(*LocalSegment).LoadDeltaData(ctx, ddLow))
// Both PKs deleted => RowNum = 100 - 2 = 98.
suite.EqualValues(98, suite.sealed.RowNum())
// Watermark stays at max, not regresses to 1000.
suite.EqualValues(2000, suite.sealed.(*LocalSegment).LastDeltaTimestamp())
}
// TestLoadDeltaData_UnsortedBatchAllApplied guards against the BufferForwarder
// interaction: rangeHitL0Deletions iterates L0 segments in unsorted order, so
// tss[last] is whichever L0 segment was visited last, NOT the batch max.
// A batch like tss=[1500, 500] would previously be compared as tss[1]=500
// against watermark and (if watermark >= 500) get entirely dropped, including
// the PK at ts=1500 that was ABOVE the watermark.
func (suite *SegmentSuite) TestLoadDeltaData_UnsortedBatchAllApplied() {
ctx := context.Background()
// Establish watermark at 1000.
pksInit := storage.NewInt64PrimaryKeys(1)
pksInit.AppendRaw(99)
ddInit, err := storage.NewDeltaDataWithData(pksInit, []uint64{1000})
suite.Require().NoError(err)
suite.Require().NoError(suite.sealed.(*LocalSegment).LoadDeltaData(ctx, ddInit))
// Unsorted batch: first ts=1500 (above watermark), last ts=500 (below).
// Must apply both. Before fix: tss[last]=500 <= 1000 => entire batch dropped.
pksMixed := storage.NewInt64PrimaryKeys(2)
pksMixed.AppendRaw(20, 30)
ddMixed, err := storage.NewDeltaDataWithData(pksMixed, []uint64{1500, 500})
suite.Require().NoError(err)
suite.Require().NoError(suite.sealed.(*LocalSegment).LoadDeltaData(ctx, ddMixed))
suite.EqualValues(97, suite.sealed.RowNum()) // 100 - 3 deletes
// Watermark advances to batch max, not last.
suite.EqualValues(1500, suite.sealed.(*LocalSegment).LastDeltaTimestamp())
}
// TestAdvanceLastDeltaTimestamp_NeverRegresses verifies the watermark is
// monotonic: a lower-max batch after a higher-max batch must not regress it.
func (suite *SegmentSuite) TestAdvanceLastDeltaTimestamp_NeverRegresses() {
ctx := context.Background()
pksA := storage.NewInt64PrimaryKeys(1)
pksA.AppendRaw(11)
ddA, _ := storage.NewDeltaDataWithData(pksA, []uint64{5000})
suite.Require().NoError(suite.sealed.(*LocalSegment).LoadDeltaData(ctx, ddA))
suite.EqualValues(5000, suite.sealed.(*LocalSegment).LastDeltaTimestamp())
pksB := storage.NewInt64PrimaryKeys(1)
pksB.AppendRaw(12)
ddB, _ := storage.NewDeltaDataWithData(pksB, []uint64{2000})
suite.Require().NoError(suite.sealed.(*LocalSegment).LoadDeltaData(ctx, ddB))
// Watermark stays at 5000, not regresses to 2000.
suite.EqualValues(5000, suite.sealed.(*LocalSegment).LastDeltaTimestamp())
}
func (suite *SegmentSuite) TestSegmentReleased() {
suite.sealed.Release(context.Background())
sealed := suite.sealed.(*LocalSegment)
suite.False(sealed.ptrLock.PinIfNotReleased())
suite.EqualValues(0, sealed.RowNum())
suite.EqualValues(0, sealed.MemSize())
suite.False(sealed.HasRawData(101))
}
func (suite *SegmentSuite) TestFlushData() {
ctx := context.Background()
// Test 1: FlushData on growing segment should work
config := &FlushConfig{
SegmentBasePath: suite.rootPath + "/segment",
PartitionBasePath: suite.rootPath + "/partition",
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
Schema: suite.collection.Schema(),
}
rowNum := suite.growing.RowNum()
suite.Greater(rowNum, int64(0), "growing segment should have data")
// flush all data
result, err := suite.growing.FlushData(ctx, 0, rowNum, config)
// note: this test may fail if C++ milvus-storage is not properly initialized
// in that case, the error is expected
if err != nil {
suite.T().Logf("FlushData failed (expected if milvus-storage not initialized): %v", err)
} else {
suite.NotNil(result)
suite.NotEmpty(result.ManifestPath)
suite.Equal(rowNum, result.NumRows)
}
}
func (suite *SegmentSuite) TestFlushDataSealedSegmentFails() {
ctx := context.Background()
config := &FlushConfig{
SegmentBasePath: suite.rootPath + "/segment",
PartitionBasePath: suite.rootPath + "/partition",
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
Schema: suite.collection.Schema(),
}
// sealed segment should fail
_, err := suite.sealed.FlushData(ctx, 0, 10, config)
suite.Error(err)
suite.Contains(err.Error(), "only supported for growing segments")
}
func (suite *SegmentSuite) TestFlushDataInvalidOffsets() {
ctx := context.Background()
config := &FlushConfig{
SegmentBasePath: suite.rootPath + "/segment",
PartitionBasePath: suite.rootPath + "/partition",
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
Schema: suite.collection.Schema(),
}
// Test negative start offset
_, err := suite.growing.FlushData(ctx, -1, 10, config)
suite.Error(err)
suite.Contains(err.Error(), "invalid offsets")
// Test end < start
_, err = suite.growing.FlushData(ctx, 50, 10, config)
suite.Error(err)
suite.Contains(err.Error(), "invalid offsets")
}
func (suite *SegmentSuite) TestFlushDataEmptyRange() {
ctx := context.Background()
config := &FlushConfig{
SegmentBasePath: suite.rootPath + "/segment",
PartitionBasePath: suite.rootPath + "/partition",
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
Schema: suite.collection.Schema(),
}
// empty range (start == end) should return nil, nil
result, err := suite.growing.FlushData(ctx, 10, 10, config)
suite.NoError(err)
suite.Nil(result)
}
func (suite *SegmentSuite) TestFlushDataPartialRange() {
ctx := context.Background()
config := &FlushConfig{
SegmentBasePath: suite.rootPath + "/segment_partial",
PartitionBasePath: suite.rootPath + "/partition_partial",
CollectionID: suite.collectionID,
PartitionID: suite.partitionID,
Schema: suite.collection.Schema(),
}
rowNum := suite.growing.RowNum()
suite.Greater(rowNum, int64(20), "growing segment should have enough data")
// flush partial range
start := int64(10)
end := int64(20)
result, err := suite.growing.FlushData(ctx, start, end, config)
// note: this test may fail if C++ milvus-storage is not properly initialized
if err != nil {
suite.T().Logf("FlushData failed (expected if milvus-storage not initialized): %v", err)
} else {
suite.NotNil(result)
suite.Equal(end-start, result.NumRows)
}
}
func TestSegment(t *testing.T) {
suite.Run(t, new(SegmentSuite))
}
// newTestBaseSegment creates a baseSegment for testing without requiring segcore Collection.
func newTestBaseSegment(segmentID, partitionID int64) baseSegment {
return baseSegment{
loadInfo: atomic.NewPointer(&querypb.SegmentLoadInfo{
SegmentID: segmentID,
PartitionID: partitionID,
}),
version: atomic.NewInt64(0),
resourceUsageCache: atomic.NewPointer[ResourceUsage](nil),
needUpdatedVersion: atomic.NewInt64(0),
}
}
// TestBaseSegment_PkCandidateExternalCandidate tests pkCandidate wrapper methods
// with an ExternalSegmentCandidate (used for external/virtual-PK collections).
func TestBaseSegment_PkCandidateExternalCandidate(t *testing.T) {
paramtable.Init()
segmentID := int64(12345)
partitionID := int64(10)
candidate := pkoracle.NewExternalSegmentCandidate(segmentID, partitionID, SegmentTypeSealed)
bs := newTestBaseSegment(segmentID, partitionID)
bs.SetPKCandidate(candidate)
// PkCandidateExist: ExternalSegmentCandidate always returns true
assert.True(t, bs.PkCandidateExist())
// Stats: ExternalSegmentCandidate returns nil
assert.Nil(t, bs.Stats())
// GetMinPk / GetMaxPk: nil stats → nil
assert.Nil(t, bs.GetMinPk())
assert.Nil(t, bs.GetMaxPk())
// Charge / Refund: no-op, should not panic
bs.Charge()
bs.Refund()
// UpdatePkCandidate: no-op for external candidate
bs.UpdatePkCandidate([]storage.PrimaryKey{storage.NewInt64PrimaryKey(1)})
// MayPkExist with a virtual PK belonging to this segment
virtualPK := GetVirtualPK(segmentID, 42)
lc := storage.NewLocationsCache(storage.NewInt64PrimaryKey(virtualPK))
assert.True(t, bs.MayPkExist(lc))
// MayPkExist with a virtual PK from a different segment
otherPK := GetVirtualPK(segmentID+1, 42)
lc2 := storage.NewLocationsCache(storage.NewInt64PrimaryKey(otherPK))
assert.False(t, bs.MayPkExist(lc2))
// BatchPkExist
pks := []storage.PrimaryKey{
storage.NewInt64PrimaryKey(GetVirtualPK(segmentID, 0)),
storage.NewInt64PrimaryKey(GetVirtualPK(segmentID+1, 0)),
storage.NewInt64PrimaryKey(GetVirtualPK(segmentID, 99)),
}
blc := storage.NewBatchLocationsCache(pks)
results := bs.BatchPkExist(blc)
assert.Equal(t, []bool{true, false, true}, results)
}
// TestBaseSegment_GetMinMaxPkWithStats tests GetMinPk/GetMaxPk when Stats() returns non-nil.
func TestBaseSegment_GetMinMaxPkWithStats(t *testing.T) {
paramtable.Init()
segmentID := int64(100)
partitionID := int64(10)
bfs := pkoracle.NewBloomFilterSet(segmentID, partitionID, SegmentTypeSealed)
// Feed PKs so Stats() returns non-nil with min/max
bfs.UpdatePkCandidate([]storage.PrimaryKey{
storage.NewInt64PrimaryKey(10),
storage.NewInt64PrimaryKey(50),
storage.NewInt64PrimaryKey(100),
})
bs := newTestBaseSegment(segmentID, partitionID)
bs.SetPKCandidate(bfs)
minPk := bs.GetMinPk()
assert.NotNil(t, minPk)
maxPk := bs.GetMaxPk()
assert.NotNil(t, maxPk)
}
// TestBaseSegment_PkCandidateNil tests pkCandidate wrapper methods when candidate is nil.
func TestBaseSegment_PkCandidateNil(t *testing.T) {
paramtable.Init()
bs := newTestBaseSegment(1, 0)
// pkCandidate is nil by default from newTestBaseSegment
// PkCandidateExist: nil → false
assert.False(t, bs.PkCandidateExist())
// Stats: nil candidate → nil
assert.Nil(t, bs.Stats())
// GetMinPk / GetMaxPk: nil candidate → nil
assert.Nil(t, bs.GetMinPk())
assert.Nil(t, bs.GetMaxPk())
// Charge / Refund: nil candidate → no-op, should not panic
bs.Charge()
bs.Refund()
// UpdatePkCandidate: nil candidate → no-op
bs.UpdatePkCandidate([]storage.PrimaryKey{storage.NewInt64PrimaryKey(1)})
// MayPkExist: nil candidate → returns true (assume PK might exist)
lc := storage.NewLocationsCache(storage.NewInt64PrimaryKey(42))
assert.True(t, bs.MayPkExist(lc))
// BatchPkExist: nil candidate → all true (consistent with MayPkExist)
pks := []storage.PrimaryKey{
storage.NewInt64PrimaryKey(1),
storage.NewInt64PrimaryKey(2),
}
blc := storage.NewBatchLocationsCache(pks)
results := bs.BatchPkExist(blc)
assert.Equal(t, []bool{true, true}, results)
}
func TestLocalSegmentBM25StatsAreCloned(t *testing.T) {
segment := &LocalSegment{
baseSegment: newTestBaseSegment(1, 0),
bm25StatsHolder: newBM25StatsHolder(),
}
stats := storage.NewBM25Stats()
stats.Append(map[uint32]float32{1: 1})
input := map[int64]*storage.BM25Stats{102: stats}
segment.UpdateBM25Stats(input)
stats.Append(map[uint32]float32{2: 1})
got := segment.GetBM25Stats()
assert.Equal(t, int64(1), got[102].NumRow())
got[102].Append(map[uint32]float32{3: 1})
got[103] = storage.NewBM25Stats()
gotAgain := segment.GetBM25Stats()
assert.Equal(t, int64(1), gotAgain[102].NumRow())
assert.NotContains(t, gotAgain, int64(103))
}
func TestLocalSegmentReopenUsesSegcoreSchemaVersion(t *testing.T) {
paramtable.Init()
schema := mock_segcore.GenTestCollectionSchema("collection_v1", schemapb.DataType_Int64, false)
schema.Version = 1
collection := &Collection{}
collection.setSchema(schema, 1, 100, 101)
csegment := mock_segcore.NewMockCSegment(t)
csegment.EXPECT().
Reopen(mock.Anything, mock.MatchedBy(func(request *segcore.ReopenRequest) bool {
return request.Schema == schema && request.SchemaVersion == 101
})).
Return(nil)
loadInfo := &querypb.SegmentLoadInfo{
CollectionID: 10,
SegmentID: 20,
PartitionID: 30,
InsertChannel: "by-dev-rootcoord-dml_0_10v0",
}
segment := &LocalSegment{
baseSegment: baseSegment{
collection: collection,
loadInfo: atomic.NewPointer(loadInfo),
version: atomic.NewInt64(0),
resourceUsageCache: atomic.NewPointer[ResourceUsage](nil),
needUpdatedVersion: atomic.NewInt64(0),
},
ptrLock: state.NewLoadStateLock(state.LoadStateDataLoaded),
csegment: csegment,
fieldIndexes: typeutil.NewConcurrentMap[int64, *IndexedFieldInfo](),
fieldJSONStats: make(map[int64]*querypb.JsonStatsInfo),
}
assert.NoError(t, segment.Reopen(context.Background(), loadInfo))
}
// TestBaseSegment_SkipGrowingBF tests that skipGrowingBF bypasses PK candidate checks.
func TestBaseSegment_SkipGrowingBF(t *testing.T) {
paramtable.Init()
segmentID := int64(100)
candidate := pkoracle.NewExternalSegmentCandidate(segmentID, 10, SegmentTypeGrowing)
bs := newTestBaseSegment(segmentID, 10)
bs.skipGrowingBF = true
bs.SetPKCandidate(candidate)
// MayPkExist: skipGrowingBF → always true regardless of candidate
otherPK := GetVirtualPK(segmentID+999, 42)
lc := storage.NewLocationsCache(storage.NewInt64PrimaryKey(otherPK))
assert.True(t, bs.MayPkExist(lc))
// UpdatePkCandidate: skipGrowingBF → skips update
bs.UpdatePkCandidate([]storage.PrimaryKey{storage.NewInt64PrimaryKey(1)})
// BatchPkExist: skipGrowingBF → all true
pks := []storage.PrimaryKey{
storage.NewInt64PrimaryKey(1),
storage.NewInt64PrimaryKey(2),
storage.NewInt64PrimaryKey(3),
}
blc := storage.NewBatchLocationsCache(pks)
results := bs.BatchPkExist(blc)
assert.Equal(t, []bool{true, true, true}, results)
}