mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-04 04:49:08 +08:00
493 lines
13 KiB
Go
493 lines
13 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "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
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package storage
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import (
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"bytes"
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"context"
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"io"
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"strconv"
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"testing"
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"github.com/apache/arrow/go/v12/arrow"
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"github.com/apache/arrow/go/v12/arrow/array"
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"github.com/apache/arrow/go/v12/arrow/memory"
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"github.com/apache/arrow/go/v12/parquet/file"
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"github.com/apache/arrow/go/v12/parquet/pqarrow"
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"github.com/stretchr/testify/assert"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/pkg/common"
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)
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func TestBinlogDeserializeReader(t *testing.T) {
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t.Run("test empty data", func(t *testing.T) {
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reader, err := NewBinlogDeserializeReader(nil, common.RowIDField)
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assert.NoError(t, err)
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defer reader.Close()
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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})
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t.Run("test deserialize", func(t *testing.T) {
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size := 3
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blobs, err := generateTestData(size)
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assert.NoError(t, err)
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reader, err := NewBinlogDeserializeReader(blobs, common.RowIDField)
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assert.NoError(t, err)
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defer reader.Close()
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for i := 1; i <= size; i++ {
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err = reader.Next()
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assert.NoError(t, err)
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value := reader.Value()
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assertTestData(t, i, value)
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}
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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})
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}
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func TestBinlogStreamWriter(t *testing.T) {
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t.Run("test write", func(t *testing.T) {
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size := 3
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field := arrow.Field{Name: "bool", Type: arrow.FixedWidthTypes.Boolean}
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var w bytes.Buffer
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rw, err := newSingleFieldRecordWriter(1, field, &w)
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assert.NoError(t, err)
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builder := array.NewBooleanBuilder(memory.DefaultAllocator)
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builder.AppendValues([]bool{true, false, true}, nil)
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arr := builder.NewArray()
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defer arr.Release()
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ar := array.NewRecord(
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arrow.NewSchema(
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[]arrow.Field{field},
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nil,
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),
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[]arrow.Array{arr},
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int64(size),
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)
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r := newSimpleArrowRecord(ar, map[FieldID]schemapb.DataType{1: schemapb.DataType_Bool}, map[FieldID]int{1: 0})
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defer r.Release()
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err = rw.Write(r)
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assert.NoError(t, err)
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rw.Close()
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reader, err := file.NewParquetReader(bytes.NewReader(w.Bytes()))
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assert.NoError(t, err)
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arrowReader, err := pqarrow.NewFileReader(reader, pqarrow.ArrowReadProperties{BatchSize: 1024}, memory.DefaultAllocator)
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assert.NoError(t, err)
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rr, err := arrowReader.GetRecordReader(context.Background(), nil, nil)
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assert.NoError(t, err)
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defer rr.Release()
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ok := rr.Next()
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assert.True(t, ok)
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rec := rr.Record()
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defer rec.Release()
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assert.Equal(t, int64(size), rec.NumRows())
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ok = rr.Next()
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assert.False(t, ok)
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})
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}
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func TestBinlogSerializeWriter(t *testing.T) {
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t.Run("test empty data", func(t *testing.T) {
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reader, err := NewBinlogDeserializeReader(nil, common.RowIDField)
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assert.NoError(t, err)
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defer reader.Close()
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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})
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t.Run("test serialize", func(t *testing.T) {
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size := 16
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blobs, err := generateTestData(size)
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assert.NoError(t, err)
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reader, err := NewBinlogDeserializeReader(blobs, common.RowIDField)
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assert.NoError(t, err)
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defer reader.Close()
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schema := generateTestSchema()
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// Copy write the generated data
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writers := NewBinlogStreamWriters(0, 0, 0, schema.Fields)
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writer, err := NewBinlogSerializeWriter(schema, 0, 0, writers, 7)
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assert.NoError(t, err)
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for i := 1; i <= size; i++ {
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err = reader.Next()
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assert.NoError(t, err)
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value := reader.Value()
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assertTestData(t, i, value)
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err := writer.Write(value)
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assert.NoError(t, err)
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}
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for _, f := range schema.Fields {
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props := writers[f.FieldID].rw.writerProps
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assert.Equal(t, !f.IsPrimaryKey, props.DictionaryEnabled())
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}
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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err = writer.Close()
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assert.NoError(t, err)
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assert.True(t, writer.WrittenMemorySize() >= 429)
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// Read from the written data
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newblobs := make([]*Blob, len(writers))
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i := 0
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for _, w := range writers {
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blob, err := w.Finalize()
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assert.NoError(t, err)
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assert.NotNil(t, blob)
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assert.True(t, blob.MemorySize > 0)
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newblobs[i] = blob
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i++
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}
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// Both field pk and field 17 are with datatype string and auto id
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// in test data. Field pk uses delta byte array encoding, while
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// field 17 uses dict encoding.
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assert.Less(t, writers[16].buf.Len(), writers[17].buf.Len())
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// assert.Equal(t, blobs[0].Value, newblobs[0].Value)
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reader, err = NewBinlogDeserializeReader(newblobs, common.RowIDField)
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assert.NoError(t, err)
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defer reader.Close()
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for i := 1; i <= size; i++ {
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err = reader.Next()
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assert.NoError(t, err, i)
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value := reader.Value()
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assertTestData(t, i, value)
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}
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})
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}
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func TestNull(t *testing.T) {
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t.Run("test null", func(t *testing.T) {
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schema := generateTestSchema()
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// Copy write the generated data
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writers := NewBinlogStreamWriters(0, 0, 0, schema.Fields)
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writer, err := NewBinlogSerializeWriter(schema, 0, 0, writers, 1024)
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assert.NoError(t, err)
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m := make(map[FieldID]any)
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for _, fs := range schema.Fields {
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m[fs.FieldID] = nil
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}
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m[common.RowIDField] = int64(0)
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m[common.TimeStampField] = int64(0)
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pk, err := GenPrimaryKeyByRawData(m[common.RowIDField], schemapb.DataType_Int64)
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assert.NoError(t, err)
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value := &Value{
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ID: 0,
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PK: pk,
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Timestamp: 0,
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IsDeleted: false,
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Value: m,
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}
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writer.Write(value)
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err = writer.Close()
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assert.NoError(t, err)
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// Read from the written data
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blobs := make([]*Blob, len(writers))
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i := 0
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for _, w := range writers {
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blob, err := w.Finalize()
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assert.NoError(t, err)
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assert.NotNil(t, blob)
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blobs[i] = blob
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i++
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}
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reader, err := NewBinlogDeserializeReader(blobs, common.RowIDField)
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assert.NoError(t, err)
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defer reader.Close()
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err = reader.Next()
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assert.NoError(t, err)
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readValue := reader.Value()
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assert.Equal(t, value, readValue)
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})
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}
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func generateTestDeltalogData(size int) (*Blob, error) {
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codec := NewDeleteCodec()
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pks := make([]int64, size)
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tss := make([]uint64, size)
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for i := 0; i < size; i++ {
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pks[i] = int64(i)
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tss[i] = uint64(i + 1)
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}
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data := &DeleteData{}
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for i := range pks {
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data.Append(NewInt64PrimaryKey(pks[i]), tss[i])
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}
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return codec.Serialize(0, 0, 0, data)
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}
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func assertTestDeltalogData(t *testing.T, i int, value *DeleteLog) {
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assert.Equal(t, &Int64PrimaryKey{int64(i)}, value.Pk)
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assert.Equal(t, uint64(i+1), value.Ts)
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}
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func TestDeltalogDeserializeReader(t *testing.T) {
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t.Run("test empty data", func(t *testing.T) {
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reader, err := newDeltalogDeserializeReader(nil)
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assert.NoError(t, err)
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defer reader.Close()
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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})
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t.Run("test deserialize", func(t *testing.T) {
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size := 3
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blob, err := generateTestDeltalogData(size)
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assert.NoError(t, err)
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reader, err := newDeltalogDeserializeReader([]*Blob{blob})
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assert.NoError(t, err)
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defer reader.Close()
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for i := 0; i < size; i++ {
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err = reader.Next()
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assert.NoError(t, err)
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value := reader.Value()
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assertTestDeltalogData(t, i, value)
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}
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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})
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}
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func TestDeltalogSerializeWriter(t *testing.T) {
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t.Run("test empty data", func(t *testing.T) {
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reader, err := newDeltalogDeserializeReader(nil)
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assert.NoError(t, err)
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defer reader.Close()
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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})
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t.Run("test serialize", func(t *testing.T) {
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size := 16
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blob, err := generateTestDeltalogData(size)
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assert.NoError(t, err)
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reader, err := newDeltalogDeserializeReader([]*Blob{blob})
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assert.NoError(t, err)
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defer reader.Close()
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// Copy write the generated data
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eventWriter := newDeltalogStreamWriter(0, 0, 0)
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writer, err := newDeltalogSerializeWriter(eventWriter, 7)
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assert.NoError(t, err)
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for i := 0; i < size; i++ {
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err = reader.Next()
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assert.NoError(t, err)
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value := reader.Value()
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assertTestDeltalogData(t, i, value)
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err := writer.Write(value)
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assert.NoError(t, err)
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}
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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err = writer.Close()
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assert.NoError(t, err)
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// Read from the written data
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newblob, err := eventWriter.Finalize()
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assert.NoError(t, err)
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assert.NotNil(t, newblob)
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// assert.Equal(t, blobs[0].Value, newblobs[0].Value)
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reader, err = newDeltalogDeserializeReader([]*Blob{newblob})
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assert.NoError(t, err)
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defer reader.Close()
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for i := 0; i < size; i++ {
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err = reader.Next()
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assert.NoError(t, err, i)
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value := reader.Value()
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assertTestDeltalogData(t, i, value)
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}
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})
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}
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func TestDeltalogPkTsSeparateFormat(t *testing.T) {
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t.Run("test empty data", func(t *testing.T) {
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eventWriter := newMultiFieldDeltalogStreamWriter(0, 0, 0, schemapb.DataType_Int64)
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writer, err := newDeltalogMultiFieldWriter(eventWriter, 7)
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assert.NoError(t, err)
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defer writer.Close()
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err = writer.Close()
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assert.NoError(t, err)
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blob, err := eventWriter.Finalize()
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assert.NoError(t, err)
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assert.NotNil(t, blob)
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})
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testCases := []struct {
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name string
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pkType schemapb.DataType
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assertPk func(t *testing.T, i int, value *DeleteLog)
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}{
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{
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name: "test int64 pk",
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pkType: schemapb.DataType_Int64,
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assertPk: func(t *testing.T, i int, value *DeleteLog) {
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assert.Equal(t, NewInt64PrimaryKey(int64(i)), value.Pk)
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assert.Equal(t, uint64(i+1), value.Ts)
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},
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},
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{
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name: "test varchar pk",
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pkType: schemapb.DataType_VarChar,
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assertPk: func(t *testing.T, i int, value *DeleteLog) {
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assert.Equal(t, NewVarCharPrimaryKey(strconv.Itoa(i)), value.Pk)
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assert.Equal(t, uint64(i+1), value.Ts)
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},
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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// serialize data
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size := 10
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blob, err := writeDeltalogNewFormat(size, tc.pkType, 7)
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assert.NoError(t, err)
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// Deserialize data
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reader, err := newDeltalogDeserializeReader([]*Blob{blob})
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assert.NoError(t, err)
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defer reader.Close()
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for i := 0; i < size; i++ {
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err = reader.Next()
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assert.NoError(t, err)
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value := reader.Value()
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tc.assertPk(t, i, value)
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}
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err = reader.Next()
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assert.Equal(t, io.EOF, err)
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})
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}
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}
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func BenchmarkDeltalogReader(b *testing.B) {
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size := 1000000
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blob, err := generateTestDeltalogData(size)
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assert.NoError(b, err)
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b.Run("one string format reader", func(b *testing.B) {
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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readDeltaLog(size, blob)
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}
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})
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blob, err = writeDeltalogNewFormat(size, schemapb.DataType_Int64, size)
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assert.NoError(b, err)
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b.Run("pk ts separate format reader", func(b *testing.B) {
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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readDeltaLog(size, blob)
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}
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})
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}
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func BenchmarkDeltalogFormatWriter(b *testing.B) {
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size := 1000000
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b.Run("one string format writer", func(b *testing.B) {
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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eventWriter := newDeltalogStreamWriter(0, 0, 0)
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writer, _ := newDeltalogSerializeWriter(eventWriter, size)
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var value *DeleteLog
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for j := 0; j < size; j++ {
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value = NewDeleteLog(NewInt64PrimaryKey(int64(j)), uint64(j+1))
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writer.Write(value)
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}
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writer.Close()
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eventWriter.Finalize()
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}
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b.ReportAllocs()
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})
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b.Run("pk and ts separate format writer", func(b *testing.B) {
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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writeDeltalogNewFormat(size, schemapb.DataType_Int64, size)
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}
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b.ReportAllocs()
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})
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}
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func writeDeltalogNewFormat(size int, pkType schemapb.DataType, batchSize int) (*Blob, error) {
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var err error
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eventWriter := newMultiFieldDeltalogStreamWriter(0, 0, 0, pkType)
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writer, err := newDeltalogMultiFieldWriter(eventWriter, batchSize)
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if err != nil {
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return nil, err
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}
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var value *DeleteLog
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for i := 0; i < size; i++ {
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switch pkType {
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case schemapb.DataType_Int64:
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value = NewDeleteLog(NewInt64PrimaryKey(int64(i)), uint64(i+1))
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case schemapb.DataType_VarChar:
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value = NewDeleteLog(NewVarCharPrimaryKey(strconv.Itoa(i)), uint64(i+1))
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}
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if err = writer.Write(value); err != nil {
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return nil, err
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}
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}
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if err = writer.Close(); err != nil {
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return nil, err
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}
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blob, err := eventWriter.Finalize()
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if err != nil {
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return nil, err
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}
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return blob, nil
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}
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func readDeltaLog(size int, blob *Blob) error {
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reader, err := newDeltalogDeserializeReader([]*Blob{blob})
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if err != nil {
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return err
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}
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defer reader.Close()
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for j := 0; j < size; j++ {
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err = reader.Next()
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_ = reader.Value()
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if err != nil {
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return err
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}
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}
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return nil
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}
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