milvus/internal/datacoord/meta_test.go
sunby 0978b93a21
Refactor data coordinator (#5982)
Rename variable name and make error msg more clear

Signed-off-by: sunby <bingyi.sun@zilliz.com>
2021-06-22 18:24:08 +08:00

298 lines
8.5 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"
"github.com/golang/protobuf/proto"
"github.com/milvus-io/milvus/internal/proto/commonpb"
"github.com/milvus-io/milvus/internal/proto/datapb"
"github.com/stretchr/testify/assert"
)
func TestMeta_Basic(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},
}
collInfoWoPartition := &datapb.CollectionInfo{
ID: collID,
Schema: testSchema,
Partitions: []UniqueID{},
}
t.Run("Test Collection", func(t *testing.T) {
// check add collection
err = meta.AddCollection(collInfo)
assert.Nil(t, err)
// check add existed collection
err = meta.AddCollection(collInfo)
assert.NotNil(t, err)
// check has collection
has := meta.HasCollection(collID)
assert.True(t, has)
// check partition info
collInfo, err = meta.GetCollection(collID)
assert.Nil(t, err)
assert.EqualValues(t, collID, collInfo.ID)
assert.EqualValues(t, testSchema, collInfo.Schema)
assert.EqualValues(t, 2, len(collInfo.Partitions))
assert.EqualValues(t, partID0, collInfo.Partitions[0])
assert.EqualValues(t, partID1, collInfo.Partitions[1])
// check drop collection
err = meta.DropCollection(collID)
assert.Nil(t, err)
has = meta.HasCollection(collID)
assert.False(t, has)
_, err = meta.GetCollection(collID)
assert.NotNil(t, err)
})
t.Run("Test Partition", func(t *testing.T) {
err = meta.AddCollection(collInfoWoPartition)
assert.Nil(t, err)
// check add partition
err = meta.AddPartition(collID, partID0)
assert.Nil(t, err)
err = meta.AddPartition(collID, partID1)
assert.Nil(t, err)
exist0 := meta.HasPartition(collID, partID0)
assert.True(t, exist0)
exist1 := meta.HasPartition(collID, partID1)
assert.True(t, exist1)
// check add existed partition
err = meta.AddPartition(collID, partID0)
assert.NotNil(t, err)
// check GetCollection
collInfo, err = meta.GetCollection(collID)
assert.Nil(t, err)
assert.EqualValues(t, 2, len(collInfo.Partitions))
assert.Contains(t, collInfo.Partitions, partID0)
assert.Contains(t, collInfo.Partitions, partID1)
// check DropPartition
err = meta.DropPartition(collID, partID0)
assert.Nil(t, err)
exist0 = meta.HasPartition(collID, partID0)
assert.False(t, exist0)
exist1 = meta.HasPartition(collID, partID1)
assert.True(t, exist1)
// check DropPartition twice
err = meta.DropPartition(collID, partID0)
assert.NotNil(t, err)
err = meta.DropCollection(collID)
assert.Nil(t, err)
})
t.Run("Test Segment", func(t *testing.T) {
err = meta.AddCollection(collInfoWoPartition)
assert.Nil(t, err)
err = meta.AddPartition(collID, partID0)
assert.Nil(t, err)
// 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)
// check GetSegment
info0_0, err := meta.GetSegment(segID0_0)
assert.Nil(t, err)
assert.True(t, proto.Equal(info0_0, segInfo0_0))
info1_0, err := meta.GetSegment(segID1_0)
assert.Nil(t, err)
assert.True(t, proto.Equal(info1_0, segInfo1_0))
// check GetSegmentsOfCollection
segIDs := meta.GetSegmentsOfCollection(collID)
assert.EqualValues(t, 3, len(segIDs))
assert.Contains(t, segIDs, segID0_0)
assert.Contains(t, segIDs, segID1_0)
assert.Contains(t, segIDs, segID1_1)
// check GetSegmentsOfPartition
segIDs = meta.GetSegmentsOfPartition(collID, partID0)
assert.EqualValues(t, 1, len(segIDs))
assert.Contains(t, segIDs, segID0_0)
segIDs = meta.GetSegmentsOfPartition(collID, partID1)
assert.EqualValues(t, 2, len(segIDs))
assert.Contains(t, segIDs, segID1_0)
assert.Contains(t, segIDs, segID1_1)
// check DropSegment
err = meta.DropSegment(segID1_0)
assert.Nil(t, err)
segIDs = meta.GetSegmentsOfPartition(collID, partID1)
assert.EqualValues(t, 1, len(segIDs))
assert.Contains(t, segIDs, segID1_1)
err = meta.SealSegment(segID0_0)
assert.Nil(t, err)
err = meta.FlushSegment(segID0_0)
assert.Nil(t, err)
info0_0, err = meta.GetSegment(segID0_0)
assert.Nil(t, err)
assert.EqualValues(t, commonpb.SegmentState_Flushed, info0_0.State)
err = meta.DropPartition(collID, partID0)
assert.Nil(t, err)
err = meta.DropCollection(collID)
assert.Nil(t, err)
})
t.Run("Test GetCount", func(t *testing.T) {
const rowCount0 = 100
const rowCount1 = 300
const dim = 1024
// no segment
nums, err := meta.GetNumRowsOfCollection(collID)
assert.Nil(t, err)
assert.EqualValues(t, 0, nums)
// add seg1 with 100 rows
segID0, err := mockAllocator.allocID()
assert.Nil(t, err)
segInfo0, err := buildSegment(collID, partID0, segID0, channelName)
assert.Nil(t, err)
segInfo0.NumOfRows = rowCount0
err = meta.AddSegment(segInfo0)
assert.Nil(t, err)
// add seg2 with 300 rows
segID1, err := mockAllocator.allocID()
assert.Nil(t, err)
segInfo1, err := buildSegment(collID, partID0, segID1, channelName)
assert.Nil(t, err)
segInfo1.NumOfRows = rowCount1
err = meta.AddSegment(segInfo1)
assert.Nil(t, err)
// check partition/collection statistics
nums, err = meta.GetNumRowsOfPartition(collID, partID0)
assert.Nil(t, err)
assert.EqualValues(t, (rowCount0 + rowCount1), nums)
nums, err = meta.GetNumRowsOfCollection(collID)
assert.Nil(t, err)
assert.EqualValues(t, (rowCount0 + rowCount1), nums)
})
t.Run("Test Invalid", func(t *testing.T) {
collIDInvalid := UniqueID(10000)
partIDInvalid := UniqueID(10001)
segIDInvalid := UniqueID(10002)
// check drop non-exist collection
err = meta.DropCollection(collID)
assert.NotNil(t, err)
// add partition wo collection
err = meta.AddPartition(collID, partID0)
assert.NotNil(t, err)
// has partition wo collection
exist := meta.HasPartition(collID, partID0)
assert.False(t, exist)
err = meta.AddCollection(collInfo)
assert.Nil(t, err)
// check drop non-exist partition
err = meta.DropPartition(collIDInvalid, partID0)
assert.NotNil(t, err)
err = meta.DropPartition(collID, partIDInvalid)
assert.NotNil(t, err)
// check drop non-exist segment
err = meta.DropSegment(segIDInvalid)
assert.NotNil(t, err)
// check seal non-exist segment
err = meta.SealSegment(segIDInvalid)
assert.NotNil(t, err)
// check flush non-exist segment
err = meta.FlushSegment(segIDInvalid)
assert.NotNil(t, err)
err = meta.DropCollection(collID)
assert.Nil(t, err)
})
}
func TestGetUnFlushedSegments(t *testing.T) {
mockAllocator := newMockAllocator()
meta, err := newMemoryMeta(mockAllocator)
assert.Nil(t, err)
err = meta.AddSegment(&datapb.SegmentInfo{
ID: 0,
CollectionID: 0,
PartitionID: 0,
State: commonpb.SegmentState_Growing,
})
assert.Nil(t, err)
err = meta.AddSegment(&datapb.SegmentInfo{
ID: 1,
CollectionID: 0,
PartitionID: 0,
State: commonpb.SegmentState_Flushed,
})
assert.Nil(t, err)
segments := meta.GetUnFlushedSegments()
assert.Nil(t, err)
assert.EqualValues(t, 1, len(segments))
assert.EqualValues(t, 0, segments[0].ID)
assert.NotEqualValues(t, commonpb.SegmentState_Flushed, segments[0].State)
}