milvus/internal/datacoord/flush_monitor_test.go

127 lines
3.8 KiB
Go

// Copyright (C) 2019-2020 Zilliz. All rights reserved.
//
// Licensed 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 datacoord
import (
"testing"
"time"
"github.com/milvus-io/milvus/internal/proto/datapb"
"github.com/milvus-io/milvus/internal/proto/internalpb"
"github.com/stretchr/testify/assert"
)
func TestFlushMonitor(t *testing.T) {
const collID = UniqueID(0)
const partID0 = UniqueID(100)
const partID1 = UniqueID(101)
const channelName = "c1"
mockAllocator := newMockAllocator()
meta, err := newMemoryMeta(mockAllocator)
assert.Nil(t, err)
testSchema := newTestSchema()
collInfo := &datapb.CollectionInfo{
ID: collID,
Schema: testSchema,
Partitions: []UniqueID{partID0, partID1},
}
meta.AddCollection(collInfo)
// create seg0 for partition0, seg0/seg1 for partition1
segID0_0, err := mockAllocator.allocID()
assert.Nil(t, err)
segInfo0_0, err := buildSegment(collID, partID0, segID0_0, channelName)
assert.Nil(t, err)
segID1_0, err := mockAllocator.allocID()
assert.Nil(t, err)
segInfo1_0, err := buildSegment(collID, partID1, segID1_0, channelName)
assert.Nil(t, err)
segID1_1, err := mockAllocator.allocID()
assert.Nil(t, err)
segInfo1_1, err := buildSegment(collID, partID1, segID1_1, channelName)
assert.Nil(t, err)
// check AddSegment
err = meta.AddSegment(segInfo0_0)
assert.Nil(t, err)
err = meta.AddSegment(segInfo0_0)
assert.NotNil(t, err)
err = meta.AddSegment(segInfo1_0)
assert.Nil(t, err)
err = meta.AddSegment(segInfo1_1)
assert.Nil(t, err)
t.Run("Test empty flush monitor", func(t *testing.T) {
fm := emptyFlushMonitor(meta)
ids := fm.CheckSegments([]*datapb.SegmentInfo{})
assert.Equal(t, 0, len(ids))
ids = fm.CheckChannels([]string{channelName}, nil)
assert.Equal(t, 0, len(ids))
})
t.Run("Test custom segment policy", func(t *testing.T) {
fm := emptyFlushMonitor(meta)
fm.segmentPolicy = estSegmentSizePolicy(1024*1024, 1024*1024*2) // row size 1Mib Limit 2 MB
segID3Rows, err := mockAllocator.allocID()
assert.Nil(t, err)
segInfo3Rows, err := buildSegment(collID, partID1, segID3Rows, channelName)
segInfo3Rows.NumOfRows = 3
assert.Nil(t, err)
ids := fm.CheckSegments([]*datapb.SegmentInfo{segInfo3Rows})
if assert.Equal(t, 1, len(ids)) {
assert.Equal(t, segID3Rows, ids[0])
}
})
t.Run("Test custom channel policy", func(t *testing.T) {
const channelName2 = `ch2`
fm := emptyFlushMonitor(meta)
fm.channelPolicy = channelSizeEpochPolicy(100, uint64(time.Hour))
for i := 0; i < 100; i++ {
segID, err := mockAllocator.allocID()
assert.Nil(t, err)
seg, err := buildSegment(collID, partID0, segID, channelName2)
assert.Nil(t, err)
seg.DmlPosition = &internalpb.MsgPosition{
Timestamp: uint64(i + 1),
}
meta.AddSegment(seg)
}
ids := fm.CheckChannels([]string{channelName2}, nil)
assert.Equal(t, 0, len(ids))
exSegID, err := mockAllocator.allocID()
assert.Nil(t, err)
seg, err := buildSegment(collID, partID0, exSegID, channelName2)
assert.Nil(t, err)
seg.DmlPosition = &internalpb.MsgPosition{
Timestamp: uint64(0), // the oldest
}
meta.AddSegment(seg)
ids = fm.CheckChannels([]string{channelName2}, nil)
if assert.Equal(t, 1, len(ids)) {
assert.Equal(t, exSegID, ids[0])
}
ids = fm.CheckChannels([]string{channelName2}, &internalpb.MsgPosition{Timestamp: uint64(time.Hour + 5)})
assert.Equal(t, 5, len(ids))
})
}