milvus/internal/querynode/historical_test.go

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// 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"
"strconv"
"testing"
"time"
"github.com/golang/protobuf/proto"
"github.com/milvus-io/milvus/internal/proto/querypb"
"github.com/milvus-io/milvus/internal/util"
"github.com/stretchr/testify/assert"
)
func TestHistorical_GlobalSealedSegments(t *testing.T) {
n := newQueryNodeMock()
// init meta
segmentID := UniqueID(0)
partitionID := UniqueID(1)
collectionID := UniqueID(2)
segmentInfo := &querypb.SegmentInfo{
SegmentID: segmentID,
CollectionID: collectionID,
PartitionID: partitionID,
}
emptySegmentCheck := func() {
segmentIDs := n.historical.getGlobalSegmentIDsByCollectionID(collectionID)
assert.Equal(t, 0, len(segmentIDs))
segmentIDs = n.historical.getGlobalSegmentIDsByPartitionIds([]UniqueID{partitionID})
assert.Equal(t, 0, len(segmentIDs))
}
// static test
emptySegmentCheck()
n.historical.addGlobalSegmentInfo(segmentID, segmentInfo)
segmentIDs := n.historical.getGlobalSegmentIDsByCollectionID(collectionID)
assert.Equal(t, 1, len(segmentIDs))
assert.Equal(t, segmentIDs[0], segmentID)
segmentIDs = n.historical.getGlobalSegmentIDsByPartitionIds([]UniqueID{partitionID})
assert.Equal(t, 1, len(segmentIDs))
assert.Equal(t, segmentIDs[0], segmentID)
n.historical.removeGlobalSegmentInfo(segmentID)
emptySegmentCheck()
n.historical.addGlobalSegmentInfo(segmentID, segmentInfo)
n.historical.removeGlobalSegmentIDsByCollectionID(collectionID)
emptySegmentCheck()
n.historical.addGlobalSegmentInfo(segmentID, segmentInfo)
n.historical.removeGlobalSegmentIDsByPartitionIds([]UniqueID{partitionID})
emptySegmentCheck()
// watch test
go n.historical.watchGlobalSegmentMeta()
time.Sleep(100 * time.Millisecond) // for etcd latency
segmentInfoBytes, err := proto.Marshal(segmentInfo)
assert.Nil(t, err)
assert.NotNil(t, n.etcdKV)
segmentKey := util.SegmentMetaPrefix + "/" + strconv.FormatInt(segmentID, 10)
err = n.etcdKV.Save(segmentKey, string(segmentInfoBytes))
assert.NoError(t, err)
time.Sleep(200 * time.Millisecond) // for etcd latency
segmentIDs = n.historical.getGlobalSegmentIDsByCollectionID(collectionID)
assert.Equal(t, 1, len(segmentIDs))
assert.Equal(t, segmentIDs[0], segmentID)
segmentIDs = n.historical.getGlobalSegmentIDsByPartitionIds([]UniqueID{partitionID})
assert.Equal(t, 1, len(segmentIDs))
assert.Equal(t, segmentIDs[0], segmentID)
err = n.etcdKV.Remove(segmentKey)
assert.NoError(t, err)
time.Sleep(100 * time.Millisecond) // for etcd latency
emptySegmentCheck()
}
func TestHistorical_Search(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
t.Run("test search", func(t *testing.T) {
tSafe := newTSafeReplica()
his, err := genSimpleHistorical(ctx, tSafe)
assert.NoError(t, err)
plan, searchReqs, err := genSimpleSearchPlanAndRequests()
assert.NoError(t, err)
_, _, _, err = his.search(searchReqs, defaultCollectionID, []UniqueID{defaultPartitionID}, plan, Timestamp(0))
assert.NoError(t, err)
})
t.Run("test no collection - search partitions", func(t *testing.T) {
tSafe := newTSafeReplica()
his, err := genSimpleHistorical(ctx, tSafe)
assert.NoError(t, err)
plan, searchReqs, err := genSimpleSearchPlanAndRequests()
assert.NoError(t, err)
err = his.replica.removeCollection(defaultCollectionID)
assert.NoError(t, err)
_, _, _, err = his.search(searchReqs, defaultCollectionID, []UniqueID{}, plan, Timestamp(0))
assert.Error(t, err)
})
t.Run("test no collection - search all collection", func(t *testing.T) {
tSafe := newTSafeReplica()
his, err := genSimpleHistorical(ctx, tSafe)
assert.NoError(t, err)
plan, searchReqs, err := genSimpleSearchPlanAndRequests()
assert.NoError(t, err)
err = his.replica.removeCollection(defaultCollectionID)
assert.NoError(t, err)
_, _, _, err = his.search(searchReqs, defaultCollectionID, []UniqueID{defaultPartitionID}, plan, Timestamp(0))
assert.Error(t, err)
})
t.Run("test load partition and partition has been released", func(t *testing.T) {
tSafe := newTSafeReplica()
his, err := genSimpleHistorical(ctx, tSafe)
assert.NoError(t, err)
plan, searchReqs, err := genSimpleSearchPlanAndRequests()
assert.NoError(t, err)
col, err := his.replica.getCollectionByID(defaultCollectionID)
assert.NoError(t, err)
col.setLoadType(loadTypePartition)
err = his.replica.removePartition(defaultPartitionID)
assert.NoError(t, err)
_, _, _, err = his.search(searchReqs, defaultCollectionID, []UniqueID{}, plan, Timestamp(0))
assert.Error(t, err)
})
t.Run("test no partition in collection", func(t *testing.T) {
tSafe := newTSafeReplica()
his, err := genSimpleHistorical(ctx, tSafe)
assert.NoError(t, err)
plan, searchReqs, err := genSimpleSearchPlanAndRequests()
assert.NoError(t, err)
err = his.replica.removePartition(defaultPartitionID)
assert.NoError(t, err)
res, ids, _, err := his.search(searchReqs, defaultCollectionID, []UniqueID{}, plan, Timestamp(0))
assert.Equal(t, 0, len(res))
assert.Equal(t, 0, len(ids))
assert.NoError(t, err)
})
t.Run("test load collection partition released in collection", func(t *testing.T) {
tSafe := newTSafeReplica()
his, err := genSimpleHistorical(ctx, tSafe)
assert.NoError(t, err)
plan, searchReqs, err := genSimpleSearchPlanAndRequests()
assert.NoError(t, err)
col, err := his.replica.getCollectionByID(defaultCollectionID)
assert.NoError(t, err)
col.addReleasedPartition(defaultPartitionID)
err = his.replica.removePartition(defaultPartitionID)
assert.NoError(t, err)
res, ids, _, err := his.search(searchReqs, defaultCollectionID, []UniqueID{defaultPartitionID}, plan, Timestamp(0))
assert.Equal(t, 0, len(res))
assert.Equal(t, 0, len(ids))
assert.Error(t, err)
})
}