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

698 lines
25 KiB
Go

package segments
import (
"context"
"testing"
"github.com/stretchr/testify/suite"
"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/util/reduce"
"github.com/milvus-io/milvus/pkg/v3/proto/internalpb"
"github.com/milvus-io/milvus/pkg/v3/util/paramtable"
)
type SearchReduceSuite struct {
suite.Suite
}
func (suite *SearchReduceSuite) TestResult_ReduceSearchResultData() {
const (
nq = 1
topk = 4
)
suite.Run("case1", func() {
ids := []int64{1, 2, 3, 4}
scores := []float32{-1.0, -2.0, -3.0, -4.0}
topks := []int64{int64(len(ids))}
data1 := mock_segcore.GenSearchResultData(nq, topk, ids, scores, topks)
data2 := mock_segcore.GenSearchResultData(nq, topk, ids, scores, topks)
dataArray := make([]*schemapb.SearchResultData, 0)
dataArray = append(dataArray, data1)
dataArray = append(dataArray, data2)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.Equal(ids, res.Ids.GetIntId().Data)
suite.Equal(scores, res.Scores)
})
suite.Run("case2", func() {
ids1 := []int64{1, 2, 3, 4}
scores1 := []float32{-1.0, -2.0, -3.0, -4.0}
topks1 := []int64{int64(len(ids1))}
ids2 := []int64{5, 1, 3, 4}
scores2 := []float32{-1.0, -1.0, -3.0, -4.0}
topks2 := []int64{int64(len(ids2))}
data1 := mock_segcore.GenSearchResultData(nq, topk, ids1, scores1, topks1)
data2 := mock_segcore.GenSearchResultData(nq, topk, ids2, scores2, topks2)
dataArray := make([]*schemapb.SearchResultData, 0)
dataArray = append(dataArray, data1)
dataArray = append(dataArray, data2)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.ElementsMatch([]int64{1, 5, 2, 3}, res.Ids.GetIntId().Data)
})
}
func (suite *SearchReduceSuite) TestCommonReduceEmptySearchResultDataPreservesNQ() {
const (
nq = 2
topk = 4
)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
res, err := (&SearchCommonReduce{}).ReduceSearchResultData(context.TODO(), nil, reduceInfo)
suite.NoError(err)
suite.Equal(int64(nq), res.GetNumQueries())
suite.Equal(int64(topk), res.GetTopK())
suite.Equal([]int64{0, 0}, res.GetTopks())
suite.Empty(res.GetScores())
suite.Zero(res.GetIds().GetIntId().GetData())
suite.Empty(res.GetFieldsData())
}
func (suite *SearchReduceSuite) TestReduceSearchResultsEmptyInputPreservesNQ() {
const (
nq = 2
topk = 4
)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
result, err := ReduceSearchResults(context.TODO(), nil, reduceInfo)
suite.NoError(err)
decoded, err := DecodeSearchResults(context.TODO(), []*internalpb.SearchResults{result})
suite.NoError(err)
suite.Require().Len(decoded, 1)
suite.Equal(int64(nq), decoded[0].GetNumQueries())
suite.Equal(int64(topk), decoded[0].GetTopK())
suite.Equal([]int64{0, 0}, decoded[0].GetTopks())
suite.Empty(decoded[0].GetScores())
}
func (suite *SearchReduceSuite) TestResult_SearchGroupByResult() {
const (
nq = 1
topk = 4
)
suite.Run("reduce_group_by_int", func() {
ids1 := []int64{1, 2, 3, 4}
scores1 := []float32{-1.0, -2.0, -3.0, -4.0}
topks1 := []int64{int64(len(ids1))}
ids2 := []int64{5, 1, 3, 4}
scores2 := []float32{-1.0, -1.0, -3.0, -4.0}
topks2 := []int64{int64(len(ids2))}
data1 := mock_segcore.GenSearchResultData(nq, topk, ids1, scores1, topks1)
data2 := mock_segcore.GenSearchResultData(nq, topk, ids2, scores2, topks2)
data1.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_Int8,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_IntData{
IntData: &schemapb.IntArray{
Data: []int32{2, 3, 4, 5},
},
},
},
},
}
data2.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_Int8,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_IntData{
IntData: &schemapb.IntArray{
Data: []int32{2, 3, 4, 5},
},
},
},
},
}
dataArray := make([]*schemapb.SearchResultData, 0)
dataArray = append(dataArray, data1)
dataArray = append(dataArray, data2)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1).WithGroupByFieldIdsFromProto(101, nil)
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.ElementsMatch([]int64{1, 2, 3, 4}, res.Ids.GetIntId().Data)
suite.ElementsMatch([]float32{-1.0, -2.0, -3.0, -4.0}, res.Scores)
suite.Require().Len(res.GroupByFieldValues, 1)
suite.ElementsMatch([]int32{2, 3, 4, 5}, res.GroupByFieldValues[0].GetScalars().GetIntData().Data)
})
suite.Run("reduce_group_by_bool", func() {
ids1 := []int64{1, 2}
scores1 := []float32{-1.0, -2.0}
topks1 := []int64{int64(len(ids1))}
ids2 := []int64{3, 4}
scores2 := []float32{-1.0, -1.0}
topks2 := []int64{int64(len(ids2))}
data1 := mock_segcore.GenSearchResultData(nq, topk, ids1, scores1, topks1)
data2 := mock_segcore.GenSearchResultData(nq, topk, ids2, scores2, topks2)
data1.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_Bool,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_BoolData{
BoolData: &schemapb.BoolArray{
Data: []bool{true, false},
},
},
},
},
}
data2.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_Bool,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_BoolData{
BoolData: &schemapb.BoolArray{
Data: []bool{true, false},
},
},
},
},
}
dataArray := make([]*schemapb.SearchResultData, 0)
dataArray = append(dataArray, data1)
dataArray = append(dataArray, data2)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1).WithGroupByFieldIdsFromProto(101, nil)
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.ElementsMatch([]int64{1, 4}, res.Ids.GetIntId().Data)
suite.ElementsMatch([]float32{-1.0, -1.0}, res.Scores)
suite.Require().Len(res.GroupByFieldValues, 1)
suite.ElementsMatch([]bool{true, false}, res.GroupByFieldValues[0].GetScalars().GetBoolData().Data)
})
suite.Run("reduce_group_by_string", func() {
ids1 := []int64{1, 2, 3, 4}
scores1 := []float32{-1.0, -2.0, -3.0, -4.0}
topks1 := []int64{int64(len(ids1))}
ids2 := []int64{5, 1, 3, 4}
scores2 := []float32{-1.0, -1.0, -3.0, -4.0}
topks2 := []int64{int64(len(ids2))}
data1 := mock_segcore.GenSearchResultData(nq, topk, ids1, scores1, topks1)
data2 := mock_segcore.GenSearchResultData(nq, topk, ids2, scores2, topks2)
data1.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_VarChar,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_StringData{
StringData: &schemapb.StringArray{
Data: []string{"1", "2", "3", "4"},
},
},
},
},
}
data2.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_VarChar,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_StringData{
StringData: &schemapb.StringArray{
Data: []string{"1", "2", "3", "4"},
},
},
},
},
}
dataArray := make([]*schemapb.SearchResultData, 0)
dataArray = append(dataArray, data1)
dataArray = append(dataArray, data2)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1).WithGroupByFieldIdsFromProto(101, nil)
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.ElementsMatch([]int64{1, 2, 3, 4}, res.Ids.GetIntId().Data)
suite.ElementsMatch([]float32{-1.0, -2.0, -3.0, -4.0}, res.Scores)
suite.Require().Len(res.GroupByFieldValues, 1)
suite.ElementsMatch([]string{"1", "2", "3", "4"}, res.GroupByFieldValues[0].GetScalars().GetStringData().Data)
})
suite.Run("reduce_group_by_string_with_group_size", func() {
ids1 := []int64{1, 2, 3, 4}
scores1 := []float32{-1.0, -2.0, -3.0, -4.0}
topks1 := []int64{int64(len(ids1))}
ids2 := []int64{4, 5, 6, 7}
scores2 := []float32{-1.0, -1.0, -3.0, -4.0}
topks2 := []int64{int64(len(ids2))}
data1 := mock_segcore.GenSearchResultData(nq, topk, ids1, scores1, topks1)
data2 := mock_segcore.GenSearchResultData(nq, topk, ids2, scores2, topks2)
data1.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_VarChar,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_StringData{
StringData: &schemapb.StringArray{
Data: []string{"1", "2", "3", "4"},
},
},
},
},
}
data2.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_VarChar,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_StringData{
StringData: &schemapb.StringArray{
Data: []string{"1", "2", "3", "4"},
},
},
},
},
}
dataArray := make([]*schemapb.SearchResultData, 0)
dataArray = append(dataArray, data1)
dataArray = append(dataArray, data2)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(3).WithGroupByFieldIdsFromProto(101, nil)
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.ElementsMatch([]int64{1, 4, 2, 5, 3, 6, 7}, res.Ids.GetIntId().Data)
suite.ElementsMatch([]float32{-1.0, -1.0, -1.0, -2.0, -3.0, -3.0, -4.0}, res.Scores)
suite.Require().Len(res.GroupByFieldValues, 1)
suite.ElementsMatch([]string{"1", "1", "2", "2", "3", "3", "4"}, res.GroupByFieldValues[0].GetScalars().GetStringData().Data)
})
suite.Run("reduce_agg_single_field", func() {
ids1 := []int64{1, 2, 3}
scores1 := []float32{-1.0, -2.0, -3.0}
topks1 := []int64{int64(len(ids1))}
ids2 := []int64{4, 5, 6}
scores2 := []float32{-1.5, -2.5, -3.5}
topks2 := []int64{int64(len(ids2))}
data1 := mock_segcore.GenSearchResultData(nq, 3, ids1, scores1, topks1)
data2 := mock_segcore.GenSearchResultData(nq, 3, ids2, scores2, topks2)
data1.GroupByFieldValues = []*schemapb.FieldData{
{
FieldId: 101,
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{10, 20, 30}}},
},
},
},
}
data2.GroupByFieldValues = []*schemapb.FieldData{
{
FieldId: 101,
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{10, 40, 50}}},
},
},
},
}
dataArray := []*schemapb.SearchResultData{data1, data2}
reduceInfo := reduce.NewReduceSearchResultInfo(nq, 3).WithGroupSize(1).WithGroupByFieldIds([]int64{101})
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.Equal([]int64{1, 2, 5}, res.Ids.GetIntId().GetData())
suite.Equal([]float32{-1.0, -2.0, -2.5}, res.Scores)
suite.Nil(res.GroupByFieldValue)
suite.Len(res.GroupByFieldValues, 1)
suite.Equal(int64(101), res.GroupByFieldValues[0].GetFieldId())
suite.Equal([]int64{10, 20, 40}, res.GroupByFieldValues[0].GetScalars().GetLongData().GetData())
})
suite.Run("reduce_agg_multi_field_no_collision", func() {
ids1 := []int64{1, 2}
scores1 := []float32{-1.0, -2.0}
topks1 := []int64{int64(len(ids1))}
ids2 := []int64{3, 4}
scores2 := []float32{-1.5, -2.5}
topks2 := []int64{int64(len(ids2))}
data1 := mock_segcore.GenSearchResultData(nq, 2, ids1, scores1, topks1)
data2 := mock_segcore.GenSearchResultData(nq, 2, ids2, scores2, topks2)
data1.GroupByFieldValues = []*schemapb.FieldData{
{
FieldId: 101,
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{1, 12}}},
},
},
},
{
FieldId: 102,
Type: schemapb.DataType_VarChar,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_StringData{StringData: &schemapb.StringArray{Data: []string{"23", "3"}}},
},
},
},
}
data2.GroupByFieldValues = []*schemapb.FieldData{
{
FieldId: 101,
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{1, 12}}},
},
},
},
{
FieldId: 102,
Type: schemapb.DataType_VarChar,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_StringData{StringData: &schemapb.StringArray{Data: []string{"23", "3"}}},
},
},
},
}
dataArray := []*schemapb.SearchResultData{data1, data2}
reduceInfo := reduce.NewReduceSearchResultInfo(nq, 2).WithGroupSize(1).WithGroupByFieldIds([]int64{101, 102})
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.Equal([]int64{1, 2}, res.Ids.GetIntId().GetData())
suite.Equal([]float32{-1.0, -2.0}, res.Scores)
suite.Nil(res.GroupByFieldValue)
suite.Len(res.GroupByFieldValues, 2)
byID := map[int64]*schemapb.FieldData{}
for _, fd := range res.GroupByFieldValues {
byID[fd.GetFieldId()] = fd
}
suite.Equal([]int64{1, 12}, byID[101].GetScalars().GetLongData().GetData())
suite.Equal([]string{"23", "3"}, byID[102].GetScalars().GetStringData().GetData())
})
suite.Run("reduce_agg_multi_missing_column_returns_error", func() {
ids1 := []int64{1, 2}
scores1 := []float32{-1.0, -2.0}
topks1 := []int64{int64(len(ids1))}
ids2 := []int64{3}
scores2 := []float32{-1.5}
topks2 := []int64{int64(len(ids2))}
data1 := mock_segcore.GenSearchResultData(nq, 2, ids1, scores1, topks1)
data2 := mock_segcore.GenSearchResultData(nq, 2, ids2, scores2, topks2)
data1.GroupByFieldValues = []*schemapb.FieldData{
{
FieldId: 101,
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{1, 2}}},
}},
},
{
FieldId: 102,
Type: schemapb.DataType_VarChar,
Field: &schemapb.FieldData_Scalars{Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_StringData{StringData: &schemapb.StringArray{Data: []string{"A", "B"}}},
}},
},
}
data2.GroupByFieldValues = []*schemapb.FieldData{
{
FieldId: 101,
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{3}}},
}},
},
}
reduceInfo := reduce.NewReduceSearchResultInfo(nq, 2).WithGroupSize(1).WithGroupByFieldIds([]int64{101, 102})
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data1, data2}, reduceInfo)
suite.Error(err)
suite.Nil(res)
suite.Contains(err.Error(), "group-by field 102 missing")
})
suite.Run("reduce_agg_multi_null_merges", func() {
// Two rows with null composite keys must merge into the same bucket
// (null == null for grouping). groupSize=1 keeps only the highest-scored.
ids := []int64{1, 2}
scores := []float32{-1.0, -2.0}
topks := []int64{int64(len(ids))}
data := mock_segcore.GenSearchResultData(nq, 2, ids, scores, topks)
data.GroupByFieldValues = []*schemapb.FieldData{
{
FieldId: 101,
Type: schemapb.DataType_Int64,
ValidData: []bool{false, false},
Field: &schemapb.FieldData_Scalars{Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{0, 0}}},
}},
},
}
reduceInfo := reduce.NewReduceSearchResultInfo(nq, 5).WithGroupSize(1).WithGroupByFieldIds([]int64{101})
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data}, reduceInfo)
suite.Nil(err)
suite.Equal([]int64{1}, res.Ids.GetIntId().GetData(), "null-keyed rows merge; groupSize=1 keeps only best-score")
})
suite.Run("reduce_agg_multi_type_normalization", func() {
// int32 column values surface through the iterator as int32; after
// reduce.NormalizeScalar both rows hash identically, so two rows
// carrying the same int32=42 value land in one bucket.
ids := []int64{1, 2}
scores := []float32{-1.0, -2.0}
topks := []int64{int64(len(ids))}
data := mock_segcore.GenSearchResultData(nq, 2, ids, scores, topks)
data.GroupByFieldValues = []*schemapb.FieldData{
{
FieldId: 101,
Type: schemapb.DataType_Int32,
Field: &schemapb.FieldData_Scalars{Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_IntData{IntData: &schemapb.IntArray{Data: []int32{42, 42}}},
}},
},
}
reduceInfo := reduce.NewReduceSearchResultInfo(nq, 5).WithGroupSize(2).WithGroupByFieldIds([]int64{101})
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data}, reduceInfo)
suite.Nil(err)
suite.Equal([]int64{1, 2}, res.Ids.GetIntId().GetData(), "same int32 value merges via normalization; both rows kept (groupSize=2)")
})
suite.Run("reduce_group_by_empty_input", func() {
dataArray := make([]*schemapb.SearchResultData, 0)
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(3).WithGroupByFieldIdsFromProto(101, nil)
searchReduce := InitSearchReducer(reduceInfo)
res, err := searchReduce.ReduceSearchResultData(context.TODO(), dataArray, reduceInfo)
suite.Nil(err)
suite.Nil(res.GetIds().GetIdField())
suite.Equal(0, len(res.GetTopks()))
suite.Equal(0, len(res.GetScores()))
suite.Equal(int64(nq), res.GetNumQueries())
suite.Equal(int64(topk), res.GetTopK())
suite.Equal(0, len(res.GetFieldsData()))
})
}
func (suite *SearchReduceSuite) TestElementIndices_BackfillNilForEmptyResult() {
// Reproduces the bug in issue #48602: when one segment returns 0 hits for an
// element_filter search, C++ reduce creates an empty LongArray for ElementIndices
// which proto3 serializes as absent (nil). The other segment returns hits with
// ElementIndices set. The reduce should back-fill nil with empty LongArray.
const (
nq = 1
topk = 4
)
suite.Run("common_reduce", func() {
// data1: has hits with ElementIndices
data1 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{1, 2, 3, 4},
[]float32{-1.0, -2.0, -3.0, -4.0},
[]int64{4},
)
data1.ElementIndices = &schemapb.LongArray{Data: []int64{0, 1, 2, 3}}
// data2: 0 hits, ElementIndices nil (proto3 lost the empty LongArray)
data2 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{},
[]float32{},
[]int64{0},
)
data2.Ids = nil
data2.ElementIndices = nil // simulates proto3 deserialization of empty LongArray
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
searchReduce := &SearchCommonReduce{}
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data1, data2}, reduceInfo)
suite.NoError(err)
suite.NotNil(res.ElementIndices)
suite.Equal([]int64{0, 1, 2, 3}, res.ElementIndices.Data)
suite.Equal([]int64{1, 2, 3, 4}, res.Ids.GetIntId().Data)
})
suite.Run("common_reduce_reversed_order", func() {
// Empty result first, then result with hits — order should not matter
data1 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{},
[]float32{},
[]int64{0},
)
data1.Ids = nil
data1.ElementIndices = nil
data2 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{1, 2},
[]float32{-1.0, -2.0},
[]int64{2},
)
data2.ElementIndices = &schemapb.LongArray{Data: []int64{5, 6}}
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
searchReduce := &SearchCommonReduce{}
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data1, data2}, reduceInfo)
suite.NoError(err)
suite.NotNil(res.ElementIndices)
suite.Equal([]int64{5, 6}, res.ElementIndices.Data)
})
suite.Run("group_by_reduce", func() {
data1 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{1, 2},
[]float32{-1.0, -2.0},
[]int64{2},
)
data1.ElementIndices = &schemapb.LongArray{Data: []int64{10, 11}}
data1.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{100, 200}}},
},
},
}
data2 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{},
[]float32{},
[]int64{0},
)
data2.Ids = nil
data2.ElementIndices = nil
data2.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{LongData: &schemapb.LongArray{Data: []int64{}}},
},
},
}
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1).WithGroupByFieldIdsFromProto(101, nil)
searchReduce := &SearchGroupByReduce{}
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data1, data2}, reduceInfo)
suite.NoError(err)
suite.NotNil(res.ElementIndices)
suite.Equal([]int64{10, 11}, res.ElementIndices.Data)
})
}
func (suite *SearchReduceSuite) TestElementLevelDedupUsesPKAndElementIndex() {
const (
nq = 1
topk = 4
)
makeData := func() *schemapb.SearchResultData {
data := mock_segcore.GenSearchResultData(nq, topk,
[]int64{5, 5, 5, 6},
[]float32{0.99, 0.98, 0.97, 0.96},
[]int64{4},
)
data.ElementIndices = &schemapb.LongArray{Data: []int64{0, 1, 1, 0}}
return data
}
suite.Run("common_reduce", func() {
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
searchReduce := &SearchCommonReduce{}
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{makeData()}, reduceInfo)
suite.NoError(err)
suite.Equal([]int64{5, 5, 6}, res.Ids.GetIntId().Data)
suite.Equal([]float32{0.99, 0.98, 0.96}, res.Scores)
suite.Equal([]int64{0, 1, 0}, res.ElementIndices.GetData())
suite.Equal([]int64{3}, res.Topks)
})
suite.Run("group_by_reduce", func() {
data := makeData()
data.GroupByFieldValue = &schemapb.FieldData{
Type: schemapb.DataType_Int64,
Field: &schemapb.FieldData_Scalars{
Scalars: &schemapb.ScalarField{
Data: &schemapb.ScalarField_LongData{
LongData: &schemapb.LongArray{Data: []int64{5, 5, 5, 6}},
},
},
},
}
reduceInfo := reduce.NewReduceSearchResultInfo(nq, 2).WithGroupSize(2).WithGroupByFieldIdsFromProto(101, nil)
searchReduce := &SearchGroupByReduce{}
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data}, reduceInfo)
suite.NoError(err)
suite.Equal([]int64{5, 5, 6}, res.Ids.GetIntId().Data)
suite.Equal([]float32{0.99, 0.98, 0.96}, res.Scores)
suite.Equal([]int64{0, 1, 0}, res.ElementIndices.GetData())
suite.Equal([]int64{3}, res.Topks)
})
}
func (suite *SearchReduceSuite) TestElementIndices_NoElementLevel() {
// When no result has ElementIndices, ret.ElementIndices should remain nil.
const (
nq = 1
topk = 4
)
data1 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{1, 2}, []float32{-1.0, -2.0}, []int64{2})
data2 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{3, 4}, []float32{-3.0, -4.0}, []int64{2})
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
searchReduce := &SearchCommonReduce{}
res, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data1, data2}, reduceInfo)
suite.NoError(err)
suite.Nil(res.ElementIndices)
}
func (suite *SearchReduceSuite) TestElementIndices_InconsistentWithData() {
// If a result has IDs (actual hits) but missing ElementIndices while others have it,
// this is a real inconsistency and should return error.
const (
nq = 1
topk = 4
)
data1 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{1, 2}, []float32{-1.0, -2.0}, []int64{2})
data1.ElementIndices = &schemapb.LongArray{Data: []int64{0, 1}}
data2 := mock_segcore.GenSearchResultData(nq, topk,
[]int64{3, 4}, []float32{-3.0, -4.0}, []int64{2})
data2.ElementIndices = nil // has data but no ElementIndices — inconsistent
reduceInfo := reduce.NewReduceSearchResultInfo(nq, topk).WithGroupSize(1)
searchReduce := &SearchCommonReduce{}
_, err := searchReduce.ReduceSearchResultData(context.TODO(), []*schemapb.SearchResultData{data1, data2}, reduceInfo)
suite.Error(err)
suite.Contains(err.Error(), "inconsistent element-level flag")
}
func TestSearchReduce(t *testing.T) {
paramtable.Init()
suite.Run(t, new(SearchReduceSuite))
}