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https://gitee.com/milvus-io/milvus.git
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a9a332dbcf
1. Fix compaction save empty segment bug 2. Fix load empty segment bug 3. Add UT for dmlchannels to 100% Resolves: #12450 Signed-off-by: yangxuan <xuan.yang@zilliz.com>
157 lines
5.5 KiB
Go
157 lines
5.5 KiB
Go
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License.
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package rootcoord
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import (
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"context"
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"errors"
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"testing"
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"github.com/milvus-io/milvus/internal/msgstream"
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"github.com/milvus-io/milvus/internal/util/funcutil"
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"github.com/milvus-io/milvus/internal/util/mqclient"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestDmlChannels(t *testing.T) {
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const (
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dmlChanPrefix = "rootcoord-dml"
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totalDmlChannelNum = 2
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)
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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factory := msgstream.NewPmsFactory()
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Params.Init()
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m := map[string]interface{}{
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"pulsarAddress": Params.PulsarAddress,
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"receiveBufSize": 1024,
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"pulsarBufSize": 1024}
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err := factory.SetParams(m)
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assert.Nil(t, err)
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dml := newDmlChannels(ctx, factory, dmlChanPrefix, totalDmlChannelNum)
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chanNames := dml.listChannels()
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assert.Equal(t, 0, len(chanNames))
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randStr := funcutil.RandomString(8)
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assert.Panics(t, func() { dml.addChannels(randStr) })
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assert.Panics(t, func() { dml.broadcast([]string{randStr}, nil) })
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assert.Panics(t, func() { dml.broadcastMark([]string{randStr}, nil) })
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assert.Panics(t, func() { dml.removeChannels(randStr) })
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// dml_xxx_0 => {chanName0, chanName2}
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// dml_xxx_1 => {chanName1}
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chanName0 := dml.getChannelName()
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dml.addChannels(chanName0)
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assert.Equal(t, 1, dml.getChannelNum())
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chanName1 := dml.getChannelName()
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dml.addChannels(chanName1)
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assert.Equal(t, 2, dml.getChannelNum())
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chanName2 := dml.getChannelName()
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dml.addChannels(chanName2)
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assert.Equal(t, 2, dml.getChannelNum())
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dml.removeChannels(chanName0)
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assert.Equal(t, 2, dml.getChannelNum())
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dml.removeChannels(chanName1)
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assert.Equal(t, 1, dml.getChannelNum())
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dml.removeChannels(chanName0)
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assert.Equal(t, 0, dml.getChannelNum())
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}
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func TestDmChannelsFailure(t *testing.T) {
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t.Run("Test newDmlChannels", func(t *testing.T) {
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mockFactory := &FailMessageStreamFactory{}
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assert.Panics(t, func() { newDmlChannels(context.TODO(), mockFactory, "test-newdmlchannel-root", 1) })
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})
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t.Run("Test broadcast", func(t *testing.T) {
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mockFactory := &FailMessageStreamFactory{errBroadcast: true}
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dml := newDmlChannels(context.TODO(), mockFactory, "test-newdmlchannel-root", 1)
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chanName0 := dml.getChannelName()
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dml.addChannels(chanName0)
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require.Equal(t, 1, dml.getChannelNum())
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err := dml.broadcast([]string{chanName0}, nil)
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assert.Error(t, err)
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v, err := dml.broadcastMark([]string{chanName0}, nil)
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assert.Empty(t, v)
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assert.Error(t, err)
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})
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}
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// FailMessageStreamFactory mock MessageStreamFactory failure
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type FailMessageStreamFactory struct {
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msgstream.Factory
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errBroadcast bool
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}
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func (f *FailMessageStreamFactory) NewMsgStream(ctx context.Context) (msgstream.MsgStream, error) {
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if f.errBroadcast {
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return &FailMsgStream{errBroadcast: true}, nil
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}
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return nil, errors.New("mocked failure")
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}
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func (f *FailMessageStreamFactory) NewTtMsgStream(ctx context.Context) (msgstream.MsgStream, error) {
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return nil, errors.New("mocked failure")
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}
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type FailMsgStream struct {
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msgstream.MsgStream
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errBroadcast bool
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}
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func (ms *FailMsgStream) Start() {}
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func (ms *FailMsgStream) Close() {}
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func (ms *FailMsgStream) Chan() <-chan *msgstream.MsgPack { return nil }
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func (ms *FailMsgStream) AsProducer(channels []string) {}
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func (ms *FailMsgStream) AsConsumer(channels []string, subName string) {}
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func (ms *FailMsgStream) AsReader(channels []string, subName string) {}
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func (ms *FailMsgStream) AsConsumerWithPosition(channels []string, subName string, position mqclient.SubscriptionInitialPosition) {
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}
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func (ms *FailMsgStream) SetRepackFunc(repackFunc msgstream.RepackFunc) {}
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func (ms *FailMsgStream) ComputeProduceChannelIndexes(tsMsgs []msgstream.TsMsg) [][]int32 { return nil }
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func (ms *FailMsgStream) GetProduceChannels() []string { return nil }
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func (ms *FailMsgStream) Produce(*msgstream.MsgPack) error { return nil }
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func (ms *FailMsgStream) ProduceMark(*msgstream.MsgPack) (map[string][]msgstream.MessageID, error) {
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return nil, nil
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}
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func (ms *FailMsgStream) Broadcast(*msgstream.MsgPack) error {
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if ms.errBroadcast {
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return errors.New("broadcast error")
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}
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return nil
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}
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func (ms *FailMsgStream) BroadcastMark(*msgstream.MsgPack) (map[string][]msgstream.MessageID, error) {
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if ms.errBroadcast {
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return nil, errors.New("broadcastMark error")
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}
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return nil, nil
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}
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func (ms *FailMsgStream) Consume() *msgstream.MsgPack { return nil }
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func (ms *FailMsgStream) Next(ctx context.Context, channelName string) (msgstream.TsMsg, error) {
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return nil, nil
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}
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func (ms *FailMsgStream) HasNext(channelName string) bool { return true }
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func (ms *FailMsgStream) Seek(offset []*msgstream.MsgPosition) error { return nil }
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func (ms *FailMsgStream) SeekReaders(msgPositions []*msgstream.MsgPosition) error { return nil }
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