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

728 lines
23 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package milvusclient
import (
"context"
"fmt"
"io"
"math/rand"
"testing"
"github.com/samber/lo"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/suite"
"github.com/milvus-io/milvus-proto/go-api/v3/commonpb"
"github.com/milvus-io/milvus-proto/go-api/v3/milvuspb"
"github.com/milvus-io/milvus-proto/go-api/v3/schemapb"
"github.com/milvus-io/milvus/client/v2/entity"
"github.com/milvus-io/milvus/pkg/v3/util/merr"
)
type SearchIteratorSuite struct {
MockSuiteBase
schema *entity.Schema
}
func (s *SearchIteratorSuite) SetupSuite() {
s.MockSuiteBase.SetupSuite()
s.schema = entity.NewSchema().
WithField(entity.NewField().WithName("ID").WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)).
WithField(entity.NewField().WithName("Vector").WithDataType(entity.FieldTypeFloatVector).WithDim(128))
}
func (s *SearchIteratorSuite) TestSearchIteratorOptionWithNamespace() {
namespace := "tenant_a"
opt := NewSearchIteratorOption("coll", entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
return rand.Float32()
}))).WithNamespace(namespace)
req, err := opt.SearchOption().Request()
s.Require().NoError(err)
s.Equal(namespace, req.GetNamespace())
}
func (s *SearchIteratorSuite) TestSearchIteratorInit() {
ctx := context.Background()
s.Run("success", func() {
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
s.mock.EXPECT().Search(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, sr *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
s.Equal(collectionName, sr.GetCollectionName())
checkSearchParam := func(kvs []*commonpb.KeyValuePair, key string, value string) bool {
for _, kv := range kvs {
if kv.GetKey() == key && kv.GetValue() == value {
return true
}
}
return false
}
s.True(checkSearchParam(sr.GetSearchParams(), IteratorKey, "true"))
s.True(checkSearchParam(sr.GetSearchParams(), IteratorSearchV2Key, "true"))
return &milvuspb.SearchResults{
Status: merr.Success(),
Results: &schemapb.SearchResultData{
NumQueries: 1,
TopK: 1,
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1}),
},
Ids: &schemapb.IDs{
IdField: &schemapb.IDs_IntId{
IntId: &schemapb.LongArray{
Data: []int64{1},
},
},
},
Scores: make([]float32, 1),
Topks: []int64{1},
Recalls: []float32{1},
SearchIteratorV2Results: &schemapb.SearchIteratorV2Results{
Token: s.randString(16),
},
},
}, nil
}).Once()
iter, err := s.client.SearchIterator(ctx, NewSearchIteratorOption(collectionName, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
return rand.Float32()
}))))
s.NoError(err)
_, ok := iter.(*searchIteratorV2)
s.True(ok)
})
s.Run("failure", func() {
s.Run("option_error", func() {
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
_, err := s.client.SearchIterator(ctx, NewSearchIteratorOption(collectionName, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
return rand.Float32()
}))).WithBatchSize(-1).WithIteratorLimit(-2))
s.Error(err)
})
s.Run("describe_fail", func() {
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(nil, fmt.Errorf("mock error")).Once()
_, err := s.client.SearchIterator(ctx, NewSearchIteratorOption(collectionName, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
return rand.Float32()
}))))
s.Error(err)
})
s.Run("not_v2_result", func() {
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
s.mock.EXPECT().Search(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, sr *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
s.Equal(collectionName, sr.GetCollectionName())
return &milvuspb.SearchResults{
Status: merr.Success(),
Results: &schemapb.SearchResultData{
NumQueries: 1,
TopK: 1,
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1}),
},
Ids: &schemapb.IDs{
IdField: &schemapb.IDs_IntId{
IntId: &schemapb.LongArray{
Data: []int64{1},
},
},
},
Scores: make([]float32, 1),
Topks: []int64{1},
Recalls: []float32{1},
SearchIteratorV2Results: nil, // nil v2 results
},
}, nil
}).Once()
_, err := s.client.SearchIterator(ctx, NewSearchIteratorOption(collectionName, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
return rand.Float32()
}))))
s.Error(err)
s.ErrorIs(err, ErrServerVersionIncompatible)
})
})
}
func (s *SearchIteratorSuite) TestNext() {
ctx := context.Background()
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
token := fmt.Sprintf("iter_token_%s", s.randString(8))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
s.mock.EXPECT().Search(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, sr *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
s.Equal(collectionName, sr.GetCollectionName())
checkSearchParam := func(kvs []*commonpb.KeyValuePair, key string, value string) bool {
for _, kv := range kvs {
if kv.GetKey() == key && kv.GetValue() == value {
return true
}
}
return false
}
s.True(checkSearchParam(sr.GetSearchParams(), IteratorKey, "true"))
s.True(checkSearchParam(sr.GetSearchParams(), IteratorSearchV2Key, "true"))
return &milvuspb.SearchResults{
Status: merr.Success(),
Results: &schemapb.SearchResultData{
NumQueries: 1,
TopK: 1,
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1}),
},
Ids: &schemapb.IDs{
IdField: &schemapb.IDs_IntId{
IntId: &schemapb.LongArray{
Data: []int64{1},
},
},
},
Scores: make([]float32, 1),
Topks: []int64{1},
Recalls: []float32{1},
SearchIteratorV2Results: &schemapb.SearchIteratorV2Results{
Token: token,
},
},
}, nil
}).Once()
iter, err := s.client.SearchIterator(ctx, NewSearchIteratorOption(collectionName, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
return rand.Float32()
}))))
s.Require().NoError(err)
s.Require().NotNil(iter)
s.mock.EXPECT().Search(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, sr *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
s.Equal(collectionName, sr.GetCollectionName())
checkSearchParam := func(kvs []*commonpb.KeyValuePair, key string, value string) bool {
for _, kv := range kvs {
if kv.GetKey() == key && kv.GetValue() == value {
return true
}
}
return false
}
s.True(checkSearchParam(sr.GetSearchParams(), IteratorKey, "true"))
s.True(checkSearchParam(sr.GetSearchParams(), IteratorSearchV2Key, "true"))
return &milvuspb.SearchResults{
Status: merr.Success(),
Results: &schemapb.SearchResultData{
NumQueries: 1,
TopK: 1,
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1}),
},
Ids: &schemapb.IDs{
IdField: &schemapb.IDs_IntId{
IntId: &schemapb.LongArray{
Data: []int64{1},
},
},
},
Scores: []float32{0.5},
Topks: []int64{1},
Recalls: []float32{1},
SearchIteratorV2Results: &schemapb.SearchIteratorV2Results{
Token: token,
LastBound: 0.5,
},
},
}, nil
}).Once()
rs, err := iter.Next(ctx)
s.NoError(err)
s.EqualValues(1, rs.IDs.Len())
s.mock.EXPECT().Search(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, sr *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
s.Equal(collectionName, sr.GetCollectionName())
checkSearchParam := func(kvs []*commonpb.KeyValuePair, key string, value string) bool {
for _, kv := range kvs {
if kv.GetKey() == key && kv.GetValue() == value {
return true
}
}
return false
}
s.True(checkSearchParam(sr.GetSearchParams(), IteratorKey, "true"))
s.True(checkSearchParam(sr.GetSearchParams(), IteratorSearchV2Key, "true"))
s.True(checkSearchParam(sr.GetSearchParams(), IteratorSearchIDKey, token))
s.True(checkSearchParam(sr.GetSearchParams(), IteratorSearchLastBoundKey, "0.5"))
return &milvuspb.SearchResults{
Status: merr.Success(),
Results: &schemapb.SearchResultData{
NumQueries: 1,
TopK: 1,
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{}),
},
Ids: &schemapb.IDs{
IdField: &schemapb.IDs_IntId{
IntId: &schemapb.LongArray{
Data: []int64{},
},
},
},
Scores: []float32{},
Topks: []int64{0},
Recalls: []float32{1.0},
SearchIteratorV2Results: &schemapb.SearchIteratorV2Results{
Token: token,
LastBound: 0.5,
},
},
}, nil
}).Once()
_, err = iter.Next(ctx)
s.Error(err)
s.ErrorIs(err, io.EOF)
}
func (s *SearchIteratorSuite) TestNextWithLimit() {
ctx := context.Background()
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
token := fmt.Sprintf("iter_token_%s", s.randString(8))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
s.mock.EXPECT().Search(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, sr *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
s.Equal(collectionName, sr.GetCollectionName())
checkSearchParam := func(kvs []*commonpb.KeyValuePair, key string, value string) bool {
for _, kv := range kvs {
if kv.GetKey() == key && kv.GetValue() == value {
return true
}
}
return false
}
s.True(checkSearchParam(sr.GetSearchParams(), IteratorKey, "true"))
s.True(checkSearchParam(sr.GetSearchParams(), IteratorSearchV2Key, "true"))
return &milvuspb.SearchResults{
Status: merr.Success(),
Results: &schemapb.SearchResultData{
NumQueries: 1,
TopK: 1,
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1}),
},
Ids: &schemapb.IDs{
IdField: &schemapb.IDs_IntId{
IntId: &schemapb.LongArray{
Data: []int64{1},
},
},
},
Scores: make([]float32, 1),
Topks: []int64{5},
Recalls: []float32{1},
SearchIteratorV2Results: &schemapb.SearchIteratorV2Results{
Token: token,
},
},
}, nil
}).Once()
iter, err := s.client.SearchIterator(ctx, NewSearchIteratorOption(collectionName, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
return rand.Float32()
}))).WithIteratorLimit(6).WithBatchSize(5))
s.Require().NoError(err)
s.Require().NotNil(iter)
s.mock.EXPECT().Search(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, sr *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
s.Equal(collectionName, sr.GetCollectionName())
checkSearchParam := func(kvs []*commonpb.KeyValuePair, key string, value string) bool {
for _, kv := range kvs {
if kv.GetKey() == key && kv.GetValue() == value {
return true
}
}
return false
}
s.True(checkSearchParam(sr.GetSearchParams(), IteratorKey, "true"))
s.True(checkSearchParam(sr.GetSearchParams(), IteratorSearchV2Key, "true"))
return &milvuspb.SearchResults{
Status: merr.Success(),
Results: &schemapb.SearchResultData{
NumQueries: 1,
TopK: 1,
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1, 2, 3, 4, 5}),
},
Ids: &schemapb.IDs{
IdField: &schemapb.IDs_IntId{
IntId: &schemapb.LongArray{
Data: []int64{1, 2, 3, 4, 5},
},
},
},
Scores: []float32{0.5, 0.4, 0.3, 0.2, 0.1},
Topks: []int64{5},
Recalls: []float32{1},
SearchIteratorV2Results: &schemapb.SearchIteratorV2Results{
Token: token,
LastBound: 0.5,
},
},
}, nil
}).Times(2)
rs, err := iter.Next(ctx)
s.NoError(err)
s.EqualValues(5, rs.IDs.Len(), "first batch, return all results")
rs, err = iter.Next(ctx)
s.NoError(err)
s.EqualValues(1, rs.IDs.Len(), "second batch, return sliced results")
_, err = iter.Next(ctx)
s.Error(err)
s.ErrorIs(err, io.EOF, "limit reached, return EOF")
}
func TestSearchIterator(t *testing.T) {
suite.Run(t, new(SearchIteratorSuite))
}
type QueryIteratorSuite struct {
MockSuiteBase
schema *entity.Schema
}
func (s *QueryIteratorSuite) SetupSuite() {
s.MockSuiteBase.SetupSuite()
s.schema = entity.NewSchema().
WithField(entity.NewField().WithName("ID").WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)).
WithField(entity.NewField().WithName("Vector").WithDataType(entity.FieldTypeFloatVector).WithDim(128)).
WithField(entity.NewField().WithName("Name").WithDataType(entity.FieldTypeVarChar).WithMaxLength(256))
}
func (s *QueryIteratorSuite) TestQueryIteratorOptionWithNamespace() {
namespace := "tenant_a"
req, err := NewQueryIteratorOption("coll").WithNamespace(namespace).Request()
s.Require().NoError(err)
s.Equal(namespace, req.GetNamespace())
}
func (s *QueryIteratorSuite) TestQueryIteratorInit() {
ctx := context.Background()
s.Run("success", func() {
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
s.Equal(collectionName, qr.GetCollectionName())
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1, 2, 3}),
s.getVarcharFieldData("Name", []string{"a", "b", "c"}),
},
}, nil
}).Once()
iter, err := s.client.QueryIterator(ctx, NewQueryIteratorOption(collectionName).
WithOutputFields("ID", "Name").
WithBatchSize(10))
s.NoError(err)
s.NotNil(iter)
})
s.Run("failure", func() {
s.Run("option_error", func() {
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
_, err := s.client.QueryIterator(ctx, NewQueryIteratorOption(collectionName).WithBatchSize(-1))
s.Error(err)
})
s.Run("describe_fail", func() {
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(nil, fmt.Errorf("mock error")).Once()
_, err := s.client.QueryIterator(ctx, NewQueryIteratorOption(collectionName))
s.Error(err)
})
s.Run("query_fail", func() {
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
s.mock.EXPECT().Query(mock.Anything, mock.Anything).Return(nil, fmt.Errorf("mock query error")).Once()
_, err := s.client.QueryIterator(ctx, NewQueryIteratorOption(collectionName))
s.Error(err)
})
})
}
func (s *QueryIteratorSuite) TestQueryIteratorNext() {
ctx := context.Background()
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
// first query for init
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
s.Equal(collectionName, qr.GetCollectionName())
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1, 2, 3}),
s.getVarcharFieldData("Name", []string{"a", "b", "c"}),
},
}, nil
}).Once()
iter, err := s.client.QueryIterator(ctx, NewQueryIteratorOption(collectionName).
WithOutputFields("ID", "Name").
WithBatchSize(3))
s.Require().NoError(err)
s.Require().NotNil(iter)
// first Next should return cached data
rs, err := iter.Next(ctx)
s.NoError(err)
s.EqualValues(3, rs.ResultCount)
// second query
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
s.Equal(collectionName, qr.GetCollectionName())
// verify pagination expression contains PK filter
s.Contains(qr.GetExpr(), "ID > 3")
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{4, 5}),
s.getVarcharFieldData("Name", []string{"d", "e"}),
},
}, nil
}).Once()
rs, err = iter.Next(ctx)
s.NoError(err)
s.EqualValues(2, rs.ResultCount)
// third query - empty result
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
s.Equal(collectionName, qr.GetCollectionName())
s.Contains(qr.GetExpr(), "ID > 5")
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{},
}, nil
}).Once()
_, err = iter.Next(ctx)
s.Error(err)
s.ErrorIs(err, io.EOF)
}
func (s *QueryIteratorSuite) TestQueryIteratorWithLimit() {
ctx := context.Background()
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
// first query for init
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1, 2, 3, 4, 5}),
s.getVarcharFieldData("Name", []string{"a", "b", "c", "d", "e"}),
},
}, nil
}).Once()
iter, err := s.client.QueryIterator(ctx, NewQueryIteratorOption(collectionName).
WithOutputFields("ID", "Name").
WithBatchSize(5).
WithIteratorLimit(7))
s.Require().NoError(err)
s.Require().NotNil(iter)
// first Next - returns 5 items
rs, err := iter.Next(ctx)
s.NoError(err)
s.EqualValues(5, rs.ResultCount)
// second query
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{6, 7, 8, 9, 10}),
s.getVarcharFieldData("Name", []string{"f", "g", "h", "i", "j"}),
},
}, nil
}).Once()
// second Next - returns only 2 items due to limit (7 - 5 = 2)
rs, err = iter.Next(ctx)
s.NoError(err)
s.EqualValues(2, rs.ResultCount, "should return sliced result due to limit")
// third Next - limit reached, should return EOF
_, err = iter.Next(ctx)
s.Error(err)
s.ErrorIs(err, io.EOF, "limit reached, return EOF")
}
func (s *QueryIteratorSuite) TestQueryIteratorWithVarCharPK() {
ctx := context.Background()
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
schemaVarCharPK := entity.NewSchema().
WithField(entity.NewField().WithName("ID").WithDataType(entity.FieldTypeVarChar).WithIsPrimaryKey(true).WithMaxLength(64)).
WithField(entity.NewField().WithName("Vector").WithDataType(entity.FieldTypeFloatVector).WithDim(128))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: schemaVarCharPK.ProtoMessage(),
}, nil).Once()
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{
s.getVarcharFieldData("ID", []string{"a", "b", "c"}),
},
}, nil
}).Once()
iter, err := s.client.QueryIterator(ctx, NewQueryIteratorOption(collectionName).
WithOutputFields("ID").
WithBatchSize(3))
s.Require().NoError(err)
s.Require().NotNil(iter)
rs, err := iter.Next(ctx)
s.NoError(err)
s.EqualValues(3, rs.ResultCount)
// second query - verify varchar PK filter
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
s.Contains(qr.GetExpr(), `ID > "c"`)
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{},
}, nil
}).Once()
_, err = iter.Next(ctx)
s.Error(err)
s.ErrorIs(err, io.EOF)
}
func (s *QueryIteratorSuite) TestQueryIteratorWithFilter() {
ctx := context.Background()
collectionName := fmt.Sprintf("coll_%s", s.randString(6))
s.mock.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
CollectionID: 1,
Schema: s.schema.ProtoMessage(),
}, nil).Once()
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
s.Equal(`Name == "test"`, qr.GetExpr())
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{
s.getInt64FieldData("ID", []int64{1, 2}),
s.getVarcharFieldData("Name", []string{"test", "test"}),
},
}, nil
}).Once()
iter, err := s.client.QueryIterator(ctx, NewQueryIteratorOption(collectionName).
WithFilter(`Name == "test"`).
WithOutputFields("ID", "Name").
WithBatchSize(10))
s.Require().NoError(err)
s.Require().NotNil(iter)
rs, err := iter.Next(ctx)
s.NoError(err)
s.EqualValues(2, rs.ResultCount)
// second query - filter combined with PK filter
s.mock.EXPECT().Query(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, qr *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
s.Contains(qr.GetExpr(), `Name == "test"`)
s.Contains(qr.GetExpr(), "ID > 2")
return &milvuspb.QueryResults{
Status: merr.Success(),
FieldsData: []*schemapb.FieldData{},
}, nil
}).Once()
_, err = iter.Next(ctx)
s.Error(err)
s.ErrorIs(err, io.EOF)
}
func TestQueryIterator(t *testing.T) {
suite.Run(t, new(QueryIteratorSuite))
}