111 lines
3.7 KiB
Go
111 lines
3.7 KiB
Go
// Copyright 2018 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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 chunk
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import (
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"testing"
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"github.com/pingcap/tidb/pkg/parser/mysql"
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"github.com/pingcap/tidb/pkg/types"
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"github.com/stretchr/testify/require"
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)
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func TestNewPool(t *testing.T) {
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pool := NewPool(1024)
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require.Equal(t, 1024, pool.initCap)
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require.NotNil(t, pool.varLenColPool)
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require.NotNil(t, pool.fixLenColPool4)
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require.NotNil(t, pool.fixLenColPool8)
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require.NotNil(t, pool.fixLenColPool16)
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require.NotNil(t, pool.fixLenColPool40)
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}
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func TestPoolGetChunk(t *testing.T) {
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initCap := 1024
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pool := NewPool(initCap)
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fieldTypes := []*types.FieldType{
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types.NewFieldType(mysql.TypeVarchar),
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types.NewFieldType(mysql.TypeJSON),
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types.NewFieldType(mysql.TypeFloat),
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types.NewFieldType(mysql.TypeNewDecimal),
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types.NewFieldType(mysql.TypeDouble),
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types.NewFieldType(mysql.TypeLonglong),
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// types.NewFieldType(mysql.TypeTimestamp),
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// types.NewFieldType(mysql.TypeDatetime),
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}
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chk := pool.GetChunk(fieldTypes)
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require.NotNil(t, chk)
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require.Len(t, fieldTypes, chk.NumCols())
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require.Nil(t, chk.columns[0].elemBuf)
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require.Nil(t, chk.columns[1].elemBuf)
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require.Equal(t, getFixedLen(fieldTypes[2]), len(chk.columns[2].elemBuf))
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require.Equal(t, getFixedLen(fieldTypes[3]), len(chk.columns[3].elemBuf))
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require.Equal(t, getFixedLen(fieldTypes[4]), len(chk.columns[4].elemBuf))
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require.Equal(t, getFixedLen(fieldTypes[5]), len(chk.columns[5].elemBuf))
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// require.Equal(t, getFixedLen(fieldTypes[6]), len(chk.columns[6].elemBuf))
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// require.Equal(t, getFixedLen(fieldTypes[7]), len(chk.columns[7].elemBuf))
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require.Equal(t, initCap*getFixedLen(fieldTypes[2]), cap(chk.columns[2].data))
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require.Equal(t, initCap*getFixedLen(fieldTypes[3]), cap(chk.columns[3].data))
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require.Equal(t, initCap*getFixedLen(fieldTypes[4]), cap(chk.columns[4].data))
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require.Equal(t, initCap*getFixedLen(fieldTypes[5]), cap(chk.columns[5].data))
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// require.Equal(t, initCap*getFixedLen(fieldTypes[6]), cap(chk.columns[6].data))
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// require.Equal(t, initCap*getFixedLen(fieldTypes[7]), cap(chk.columns[7].data))
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}
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func TestPoolPutChunk(t *testing.T) {
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initCap := 1024
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pool := NewPool(initCap)
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fieldTypes := []*types.FieldType{
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types.NewFieldType(mysql.TypeVarchar),
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types.NewFieldType(mysql.TypeJSON),
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types.NewFieldType(mysql.TypeFloat),
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types.NewFieldType(mysql.TypeNewDecimal),
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types.NewFieldType(mysql.TypeDouble),
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types.NewFieldType(mysql.TypeLonglong),
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types.NewFieldType(mysql.TypeTimestamp),
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types.NewFieldType(mysql.TypeDatetime),
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}
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chk := pool.GetChunk(fieldTypes)
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pool.PutChunk(fieldTypes, chk)
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require.Equal(t, 0, len(chk.columns))
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}
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func BenchmarkPoolChunkOperation(b *testing.B) {
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pool := NewPool(1024)
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fieldTypes := []*types.FieldType{
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types.NewFieldType(mysql.TypeVarchar),
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types.NewFieldType(mysql.TypeJSON),
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types.NewFieldType(mysql.TypeFloat),
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types.NewFieldType(mysql.TypeNewDecimal),
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types.NewFieldType(mysql.TypeDouble),
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types.NewFieldType(mysql.TypeLonglong),
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types.NewFieldType(mysql.TypeTimestamp),
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types.NewFieldType(mysql.TypeDatetime),
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}
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b.ResetTimer()
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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pool.PutChunk(fieldTypes, pool.GetChunk(fieldTypes))
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}
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})
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}
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