milvus/internal/querynode/segment_loader_test.go
xige-16 515d0369de
Support string type in segcore (#16546)
Signed-off-by: xige-16 <xi.ge@zilliz.com>
Co-authored-by: dragondriver <jiquan.long@zilliz.com>

Co-authored-by: dragondriver <jiquan.long@zilliz.com>
2022-04-29 13:35:49 +08:00

771 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 querynode
import (
"context"
"errors"
"math/rand"
"runtime"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
"github.com/milvus-io/milvus/internal/common"
"github.com/milvus-io/milvus/internal/mq/msgstream"
"github.com/milvus-io/milvus/internal/proto/commonpb"
"github.com/milvus-io/milvus/internal/proto/internalpb"
"github.com/milvus-io/milvus/internal/proto/querypb"
"github.com/milvus-io/milvus/internal/proto/schemapb"
"github.com/milvus-io/milvus/internal/storage"
"github.com/milvus-io/milvus/internal/util/funcutil"
)
func TestSegmentLoader_loadSegment(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
pkType := schemapb.DataType_Int64
schema := genTestCollectionSchema(pkType)
fieldBinlog, err := saveBinLog(ctx, defaultCollectionID, defaultPartitionID, defaultSegmentID, defaultMsgLength, schema)
assert.NoError(t, err)
t.Run("test load segment", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
err = node.historical.replica.removeSegment(defaultSegmentID)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
req := &querypb.LoadSegmentsRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_WatchQueryChannels,
MsgID: rand.Int63(),
},
DstNodeID: 0,
Schema: schema,
Infos: []*querypb.SegmentLoadInfo{
{
SegmentID: defaultSegmentID,
PartitionID: defaultPartitionID,
CollectionID: defaultCollectionID,
BinlogPaths: fieldBinlog,
},
},
}
err = loader.loadSegment(req, segmentTypeSealed)
assert.NoError(t, err)
})
t.Run("test set segment error due to without partition", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
err = node.historical.replica.removePartition(defaultPartitionID)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
req := &querypb.LoadSegmentsRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_WatchQueryChannels,
MsgID: rand.Int63(),
},
DstNodeID: 0,
Schema: schema,
Infos: []*querypb.SegmentLoadInfo{
{
SegmentID: defaultSegmentID,
PartitionID: defaultPartitionID,
CollectionID: defaultCollectionID,
BinlogPaths: fieldBinlog,
},
},
}
err = loader.loadSegment(req, segmentTypeSealed)
assert.Error(t, err)
})
t.Run("test load segment with nil base message", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
req := &querypb.LoadSegmentsRequest{}
err = loader.loadSegment(req, segmentTypeSealed)
assert.Error(t, err)
})
}
func TestSegmentLoader_loadSegmentFieldsData(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
runLoadSegmentFieldData := func(dataType schemapb.DataType, pkType schemapb.DataType) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
var fieldPk *schemapb.FieldSchema
switch pkType {
case schemapb.DataType_Int64:
fieldPk = genPKFieldSchema(simpleInt64Field)
case schemapb.DataType_VarChar:
fieldPk = genPKFieldSchema(simpleVarCharField)
default:
panic("unsupported pk type")
}
schema := &schemapb.CollectionSchema{
Name: defaultCollectionName,
AutoID: true,
Fields: []*schemapb.FieldSchema{fieldPk},
}
switch dataType {
case schemapb.DataType_Bool:
schema.Fields = append(schema.Fields, genConstantFieldSchema(simpleBoolField))
case schemapb.DataType_Int8:
schema.Fields = append(schema.Fields, genConstantFieldSchema(simpleInt8Field))
case schemapb.DataType_Int16:
schema.Fields = append(schema.Fields, genConstantFieldSchema(simpleInt16Field))
case schemapb.DataType_Int32:
schema.Fields = append(schema.Fields, genConstantFieldSchema(simpleInt32Field))
case schemapb.DataType_Int64:
schema.Fields = append(schema.Fields, genConstantFieldSchema(simpleInt64Field))
case schemapb.DataType_Float:
schema.Fields = append(schema.Fields, genConstantFieldSchema(simpleFloatField))
case schemapb.DataType_Double:
schema.Fields = append(schema.Fields, genConstantFieldSchema(simpleDoubleField))
case schemapb.DataType_VarChar:
schema.Fields = append(schema.Fields, genConstantFieldSchema(simpleVarCharField))
case schemapb.DataType_FloatVector:
schema.Fields = append(schema.Fields, genVectorFieldSchema(simpleFloatVecField))
case schemapb.DataType_BinaryVector:
schema.Fields = append(schema.Fields, genVectorFieldSchema(simpleBinVecField))
}
err = loader.historicalReplica.removeSegment(defaultSegmentID)
assert.NoError(t, err)
col := newCollection(defaultCollectionID, schema)
assert.NotNil(t, col)
segment, err := newSegment(col,
defaultSegmentID,
defaultPartitionID,
defaultCollectionID,
defaultDMLChannel,
segmentTypeSealed,
true)
assert.Nil(t, err)
binlog, err := saveBinLog(ctx, defaultCollectionID, defaultPartitionID, defaultSegmentID, defaultMsgLength, schema)
assert.NoError(t, err)
err = loader.loadFiledBinlogData(segment, binlog)
assert.NoError(t, err)
}
t.Run("int64 pk", func(t *testing.T) {
runLoadSegmentFieldData(schemapb.DataType_Bool, schemapb.DataType_Int64)
runLoadSegmentFieldData(schemapb.DataType_Int8, schemapb.DataType_Int64)
runLoadSegmentFieldData(schemapb.DataType_Int16, schemapb.DataType_Int64)
runLoadSegmentFieldData(schemapb.DataType_Int32, schemapb.DataType_Int64)
runLoadSegmentFieldData(schemapb.DataType_Float, schemapb.DataType_Int64)
runLoadSegmentFieldData(schemapb.DataType_Double, schemapb.DataType_Int64)
//runLoadSegmentFieldData(schemapb.DataType_VarChar)
})
//t.Run("varChar pk", func(t *testing.T) {
// runLoadSegmentFieldData(schemapb.DataType_Bool, schemapb.DataType_VarChar)
// runLoadSegmentFieldData(schemapb.DataType_Int8, schemapb.DataType_VarChar)
// runLoadSegmentFieldData(schemapb.DataType_Int16, schemapb.DataType_VarChar)
// runLoadSegmentFieldData(schemapb.DataType_Int32, schemapb.DataType_VarChar)
// runLoadSegmentFieldData(schemapb.DataType_Int64, schemapb.DataType_VarChar)
// runLoadSegmentFieldData(schemapb.DataType_Float, schemapb.DataType_VarChar)
// runLoadSegmentFieldData(schemapb.DataType_Double, schemapb.DataType_VarChar)
//})
}
func TestSegmentLoader_invalid(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
t.Run("test no collection", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
err = node.historical.replica.removeCollection(defaultCollectionID)
assert.NoError(t, err)
req := &querypb.LoadSegmentsRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_WatchQueryChannels,
MsgID: rand.Int63(),
},
DstNodeID: 0,
Infos: []*querypb.SegmentLoadInfo{
{
SegmentID: defaultSegmentID,
PartitionID: defaultPartitionID,
CollectionID: defaultCollectionID,
},
},
}
err = loader.loadSegment(req, segmentTypeSealed)
assert.Error(t, err)
})
//t.Run("test no collection 2", func(t *testing.T) {
// historical, err := genSimpleHistorical(ctx)
// assert.NoError(t, err)
//
// err = historical.replica.removeCollection(defaultCollectionID)
// assert.NoError(t, err)
//
// err = historical.loader.loadSegmentInternal(defaultCollectionID, nil, nil)
// assert.Error(t, err)
//})
//
//t.Run("test no vec field", func(t *testing.T) {
// historical, err := genSimpleHistorical(ctx)
// assert.NoError(t, err)
//
// err = historical.replica.removeCollection(defaultCollectionID)
// assert.NoError(t, err)
//
// schema := &schemapb.CollectionSchema{
// Name: defaultCollectionName,
// AutoID: true,
// Fields: []*schemapb.FieldSchema{
// genConstantFieldSchema(constFieldParam{
// id: FieldID(100),
// dataType: schemapb.DataType_Int8,
// }),
// },
// }
// err = historical.loader.historicalReplica.addCollection(defaultCollectionID, schema)
// assert.NoError(t, err)
//
// err = historical.loader.loadSegmentInternal(defaultCollectionID, nil, nil)
// assert.Error(t, err)
//})
t.Run("test no vec field 2", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
err = node.historical.replica.removeCollection(defaultCollectionID)
assert.NoError(t, err)
schema := &schemapb.CollectionSchema{
Name: defaultCollectionName,
AutoID: true,
Fields: []*schemapb.FieldSchema{
genConstantFieldSchema(simpleInt8Field),
genPKFieldSchema(simpleInt64Field),
},
}
loader.historicalReplica.addCollection(defaultCollectionID, schema)
req := &querypb.LoadSegmentsRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_WatchQueryChannels,
MsgID: rand.Int63(),
},
DstNodeID: 0,
Schema: schema,
Infos: []*querypb.SegmentLoadInfo{
{
SegmentID: defaultSegmentID,
PartitionID: defaultPartitionID,
CollectionID: defaultCollectionID,
},
},
}
err = loader.loadSegment(req, segmentTypeSealed)
assert.Error(t, err)
})
t.Run("Test Invalid SegmentType", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
req := &querypb.LoadSegmentsRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_WatchQueryChannels,
MsgID: rand.Int63(),
},
DstNodeID: 0,
Infos: []*querypb.SegmentLoadInfo{
{
SegmentID: defaultSegmentID,
PartitionID: defaultPartitionID,
CollectionID: defaultCollectionID,
},
},
}
err = loader.loadSegment(req, commonpb.SegmentState_Dropped)
assert.Error(t, err)
})
}
func TestSegmentLoader_checkSegmentSize(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
err = loader.checkSegmentSize(defaultCollectionID, []*querypb.SegmentLoadInfo{{SegmentID: defaultSegmentID, SegmentSize: 1024}}, runtime.GOMAXPROCS(0))
assert.NoError(t, err)
}
func TestSegmentLoader_testLoadGrowing(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
t.Run("test load growing segments", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
collection, err := node.historical.replica.getCollectionByID(defaultCollectionID)
assert.NoError(t, err)
segment, err := newSegment(collection, defaultSegmentID+1, defaultPartitionID, defaultCollectionID, defaultDMLChannel, segmentTypeGrowing, true)
assert.Nil(t, err)
insertData, err := genInsertData(defaultMsgLength, collection.schema)
assert.NoError(t, err)
tsData, ok := insertData.Data[common.TimeStampField]
assert.Equal(t, true, ok)
utss := make([]uint64, tsData.RowNum())
for i := 0; i < tsData.RowNum(); i++ {
utss[i] = uint64(tsData.GetRow(i).(int64))
}
rowIDData, ok := insertData.Data[common.RowIDField]
assert.Equal(t, true, ok)
err = loader.loadGrowingSegments(segment, rowIDData.(*storage.Int64FieldData).Data, utss, insertData)
assert.NoError(t, err)
})
t.Run("test invalid insert data", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
collection, err := node.historical.replica.getCollectionByID(defaultCollectionID)
assert.NoError(t, err)
segment, err := newSegment(collection, defaultSegmentID+1, defaultPartitionID, defaultCollectionID, defaultDMLChannel, segmentTypeGrowing, true)
assert.Nil(t, err)
insertData, err := genInsertData(defaultMsgLength, collection.schema)
assert.NoError(t, err)
tsData, ok := insertData.Data[common.TimeStampField]
assert.Equal(t, true, ok)
utss := make([]uint64, tsData.RowNum())
for i := 0; i < tsData.RowNum(); i++ {
utss[i] = uint64(tsData.GetRow(i).(int64))
}
rowIDData, ok := insertData.Data[common.RowIDField]
assert.Equal(t, true, ok)
err = loader.loadGrowingSegments(segment, rowIDData.(*storage.Int64FieldData).Data, utss, nil)
assert.Error(t, err)
})
}
func TestSegmentLoader_testLoadGrowingAndSealed(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
pkType := schemapb.DataType_Int64
schema := genTestCollectionSchema(pkType)
fieldBinlog, err := saveBinLog(ctx, defaultCollectionID, defaultPartitionID, defaultSegmentID, defaultMsgLength, schema)
assert.NoError(t, err)
t.Run("test load growing and sealed segments", func(t *testing.T) {
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
segmentID1 := UniqueID(100)
req1 := &querypb.LoadSegmentsRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_WatchQueryChannels,
MsgID: rand.Int63(),
},
DstNodeID: 0,
Schema: schema,
Infos: []*querypb.SegmentLoadInfo{
{
SegmentID: segmentID1,
PartitionID: defaultPartitionID,
CollectionID: defaultCollectionID,
BinlogPaths: fieldBinlog,
},
},
}
err = loader.loadSegment(req1, segmentTypeSealed)
assert.NoError(t, err)
segmentID2 := UniqueID(101)
req2 := &querypb.LoadSegmentsRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_WatchQueryChannels,
MsgID: rand.Int63(),
},
DstNodeID: 0,
Schema: schema,
Infos: []*querypb.SegmentLoadInfo{
{
SegmentID: segmentID2,
PartitionID: defaultPartitionID,
CollectionID: defaultCollectionID,
BinlogPaths: fieldBinlog,
},
},
}
err = loader.loadSegment(req2, segmentTypeGrowing)
assert.NoError(t, err)
segment1, err := loader.historicalReplica.getSegmentByID(segmentID1)
assert.NoError(t, err)
segment2, err := loader.streamingReplica.getSegmentByID(segmentID2)
assert.NoError(t, err)
assert.Equal(t, segment1.getRowCount(), segment2.getRowCount())
})
}
func TestSegmentLoader_testLoadSealedSegmentWithIndex(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
pkType := schemapb.DataType_Int64
schema := genTestCollectionSchema(pkType)
// generate insert binlog
fieldBinlog, err := saveBinLog(ctx, defaultCollectionID, defaultPartitionID, defaultSegmentID, defaultMsgLength, schema)
assert.NoError(t, err)
segmentID := UniqueID(100)
// generate index file for segment
indexPaths, err := generateAndSaveIndex(segmentID, defaultMsgLength, IndexFaissIVFPQ, L2)
assert.NoError(t, err)
_, indexParams := genIndexParams(IndexFaissIVFPQ, L2)
indexInfo := &querypb.FieldIndexInfo{
FieldID: simpleFloatVecField.id,
EnableIndex: true,
IndexName: indexName,
IndexID: indexID,
BuildID: buildID,
IndexParams: funcutil.Map2KeyValuePair(indexParams),
IndexFilePaths: indexPaths,
}
// generate segmentLoader
node, err := genSimpleQueryNode(ctx)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
req := &querypb.LoadSegmentsRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_WatchQueryChannels,
MsgID: rand.Int63(),
},
DstNodeID: 0,
Schema: schema,
Infos: []*querypb.SegmentLoadInfo{
{
SegmentID: segmentID,
PartitionID: defaultPartitionID,
CollectionID: defaultCollectionID,
BinlogPaths: fieldBinlog,
IndexInfos: []*querypb.FieldIndexInfo{indexInfo},
},
},
}
err = loader.loadSegment(req, segmentTypeSealed)
assert.NoError(t, err)
segment, err := node.historical.replica.getSegmentByID(segmentID)
assert.NoError(t, err)
vecFieldInfo, err := segment.getIndexedFieldInfo(simpleFloatVecField.id)
assert.NoError(t, err)
assert.NotNil(t, vecFieldInfo)
assert.Equal(t, true, vecFieldInfo.indexInfo.EnableIndex)
}
func TestSegmentLoader_testFromDmlCPLoadDelete(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
position := &msgstream.MsgPosition{ChannelName: defaultDeltaChannel, MsgID: []byte{1}}
// test for seek failed
{
mockMsg := &mockMsgID{}
mockMsg.On("AtEarliestPosition").Return(false, nil)
testSeekFailWhenConsumingDeltaMsg(ctx, t, position, mockMsg)
}
//test no more data when get last msg successfully
{
mockMsg := &mockMsgID{}
mockMsg.On("AtEarliestPosition").Return(true, nil)
assert.Nil(t, testConsumingDeltaMsg(ctx, t, position, true, mockMsg))
}
//test consume after seeking when get last msg successfully
{
mockMsg := &mockMsgID{}
mockMsg.On("AtEarliestPosition").Return(false, nil)
mockMsg.On("LessOrEqualThan", mock.AnythingOfType("string")).Return(true, nil)
assert.Nil(t, testConsumingDeltaMsg(ctx, t, position, true, mockMsg))
}
//test compare msgID failed when get last msg successfully
{
mockMsg := &mockMsgID{}
mockMsg.On("AtEarliestPosition").Return(false, nil)
mockMsg.On("LessOrEqualThan", mock.AnythingOfType("string")).Return(true, errors.New(""))
assert.NotNil(t, testConsumingDeltaMsg(ctx, t, position, true, mockMsg))
}
//test consume after seeking when get last msg failed
{
mockMsg := &mockMsgID{}
mockMsg.On("AtEarliestPosition").Return(false, nil)
mockMsg.On("LessOrEqualThan", mock.AnythingOfType("string")).Return(true, errors.New(""))
assert.NotNil(t, testConsumingDeltaMsg(ctx, t, position, false, mockMsg))
}
}
func testSeekFailWhenConsumingDeltaMsg(ctx context.Context, t *testing.T, position *msgstream.MsgPosition, mockMsg *mockMsgID) {
msgStream := &LoadDeleteMsgStream{}
errMsg := "seek failed"
err := errors.New(errMsg)
msgStream.On("AsConsumer", mock.AnythingOfTypeArgument("string"), mock.AnythingOfTypeArgument("string"))
msgStream.On("Seek", mock.AnythingOfType("string")).Return(err)
msgStream.On("GetLatestMsgID", mock.AnythingOfType("string")).Return(mockMsg, nil)
factory := &mockMsgStreamFactory{mockMqStream: msgStream}
node, err := genSimpleQueryNodeWithMQFactory(ctx, factory)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
ret := loader.FromDmlCPLoadDelete(ctx, defaultCollectionID, position)
assert.EqualError(t, ret, errMsg)
}
func testConsumingDeltaMsg(ctx context.Context, t *testing.T, position *msgstream.MsgPosition, getLastSucc bool, mockMsg *mockMsgID) error {
msgStream := &LoadDeleteMsgStream{}
msgStream.On("AsConsumer", mock.AnythingOfTypeArgument("string"), mock.AnythingOfTypeArgument("string"))
msgStream.On("Seek", mock.AnythingOfType("string")).Return(nil)
if getLastSucc {
msgStream.On("GetLatestMsgID", mock.AnythingOfType("string")).Return(mockMsg, nil)
} else {
msgStream.On("GetLatestMsgID", mock.AnythingOfType("string")).Return(mockMsg, errors.New(""))
}
msgChan := make(chan *msgstream.MsgPack)
go func() {
msgChan <- nil
deleteMsg1 := genDeleteMsg(defaultCollectionID+1, schemapb.DataType_Int64, defaultDelLength)
deleteMsg2 := genDeleteMsg(defaultCollectionID, schemapb.DataType_Int64, defaultDelLength)
msgChan <- &msgstream.MsgPack{Msgs: []msgstream.TsMsg{deleteMsg1, deleteMsg2}}
}()
msgStream.On("Chan").Return(msgChan)
factory := &mockMsgStreamFactory{mockMqStream: msgStream}
node, err := genSimpleQueryNodeWithMQFactory(ctx, factory)
assert.NoError(t, err)
loader := node.loader
assert.NotNil(t, loader)
return loader.FromDmlCPLoadDelete(ctx, defaultCollectionID, position)
}
type mockMsgID struct {
msgstream.MessageID
mock.Mock
}
func (m2 *mockMsgID) AtEarliestPosition() bool {
args := m2.Called()
return args.Get(0).(bool)
}
func (m2 *mockMsgID) LessOrEqualThan(msgID []byte) (bool, error) {
args := m2.Called()
ret := args.Get(0)
if args.Get(1) != nil {
return false, args.Get(1).(error)
}
return ret.(bool), nil
}
type LoadDeleteMsgStream struct {
msgstream.MsgStream
mock.Mock
}
func (ms *LoadDeleteMsgStream) Close() {
}
func (ms *LoadDeleteMsgStream) AsConsumer(channels []string, subName string) {
}
func (ms *LoadDeleteMsgStream) Chan() <-chan *msgstream.MsgPack {
args := ms.Called()
return args.Get(0).(chan *msgstream.MsgPack)
}
func (ms *LoadDeleteMsgStream) Seek(offset []*internalpb.MsgPosition) error {
args := ms.Called()
if args.Get(0) == nil {
return nil
}
return args.Get(0).(error)
}
func (ms *LoadDeleteMsgStream) GetLatestMsgID(channel string) (msgstream.MessageID, error) {
args := ms.Called(channel)
msg := args.Get(0)
err := args.Get(1)
if msg == nil && err == nil {
return nil, nil
}
if msg == nil && err != nil {
return nil, err.(error)
}
if msg != nil && err == nil {
return msg.(msgstream.MessageID), nil
}
return msg.(msgstream.MessageID), err.(error)
}
func (ms *LoadDeleteMsgStream) Start() {}
type getCollectionByIDFunc func(collectionID UniqueID) (*Collection, error)
type mockReplicaInterface struct {
ReplicaInterface
getCollectionByIDFunc
}
func (m *mockReplicaInterface) getCollectionByID(collectionID UniqueID) (*Collection, error) {
if m.getCollectionByIDFunc != nil {
return m.getCollectionByIDFunc(collectionID)
}
return nil, errors.New("mock")
}
func newMockReplicaInterface() *mockReplicaInterface {
return &mockReplicaInterface{}
}
func TestSegmentLoader_getFieldType_err(t *testing.T) {
loader := &segmentLoader{}
// nor growing or sealed.
segment := &Segment{segmentType: 200}
_, err := loader.getFieldType(segment, 100)
assert.Error(t, err)
}
func TestSegmentLoader_getFieldType(t *testing.T) {
replica := newMockReplicaInterface()
loader := &segmentLoader{streamingReplica: replica, historicalReplica: replica}
// failed to get collection.
segment := &Segment{segmentType: segmentTypeSealed}
_, err := loader.getFieldType(segment, 100)
assert.Error(t, err)
segment.segmentType = segmentTypeGrowing
_, err = loader.getFieldType(segment, 100)
assert.Error(t, err)
// normal case.
replica.getCollectionByIDFunc = func(collectionID UniqueID) (*Collection, error) {
return &Collection{
schema: &schemapb.CollectionSchema{
Fields: []*schemapb.FieldSchema{
{
Name: "test",
FieldID: 100,
DataType: schemapb.DataType_Int64,
},
},
},
}, nil
}
segment.segmentType = segmentTypeGrowing
fieldType, err := loader.getFieldType(segment, 100)
assert.NoError(t, err)
assert.Equal(t, schemapb.DataType_Int64, fieldType)
segment.segmentType = segmentTypeSealed
fieldType, err = loader.getFieldType(segment, 100)
assert.NoError(t, err)
assert.Equal(t, schemapb.DataType_Int64, fieldType)
}