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113 lines
3.5 KiB
113 lines
3.5 KiB
// 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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// 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/check"
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"github.com/pingcap/parser/mysql"
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"github.com/pingcap/tidb/types"
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)
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var _ = check.Suite(&poolTestSuite{})
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type poolTestSuite struct{}
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func (s *poolTestSuite) TestNewPool(c *check.C) {
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pool := NewPool(1024)
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c.Assert(pool.initCap, check.Equals, 1024)
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c.Assert(pool.varLenColPool, check.NotNil)
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c.Assert(pool.fixLenColPool4, check.NotNil)
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c.Assert(pool.fixLenColPool8, check.NotNil)
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c.Assert(pool.fixLenColPool16, check.NotNil)
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c.Assert(pool.fixLenColPool40, check.NotNil)
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}
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func (s *poolTestSuite) TestPoolGetChunk(c *check.C) {
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initCap := 1024
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pool := NewPool(initCap)
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fieldTypes := []*types.FieldType{
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{Tp: mysql.TypeVarchar},
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{Tp: mysql.TypeJSON},
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{Tp: mysql.TypeFloat},
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{Tp: mysql.TypeNewDecimal},
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{Tp: mysql.TypeDouble},
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{Tp: mysql.TypeLonglong},
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//{Tp: mysql.TypeTimestamp},
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//{Tp: mysql.TypeDatetime},
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}
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chk := pool.GetChunk(fieldTypes)
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c.Assert(chk, check.NotNil)
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c.Assert(chk.NumCols(), check.Equals, len(fieldTypes))
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c.Assert(chk.columns[0].elemBuf, check.IsNil)
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c.Assert(chk.columns[1].elemBuf, check.IsNil)
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c.Assert(len(chk.columns[2].elemBuf), check.Equals, getFixedLen(fieldTypes[2]))
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c.Assert(len(chk.columns[3].elemBuf), check.Equals, getFixedLen(fieldTypes[3]))
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c.Assert(len(chk.columns[4].elemBuf), check.Equals, getFixedLen(fieldTypes[4]))
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c.Assert(len(chk.columns[5].elemBuf), check.Equals, getFixedLen(fieldTypes[5]))
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//c.Assert(len(chk.columns[6].elemBuf), check.Equals, getFixedLen(fieldTypes[6]))
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//c.Assert(len(chk.columns[7].elemBuf), check.Equals, getFixedLen(fieldTypes[7]))
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c.Assert(cap(chk.columns[2].data), check.Equals, initCap*getFixedLen(fieldTypes[2]))
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c.Assert(cap(chk.columns[3].data), check.Equals, initCap*getFixedLen(fieldTypes[3]))
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c.Assert(cap(chk.columns[4].data), check.Equals, initCap*getFixedLen(fieldTypes[4]))
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c.Assert(cap(chk.columns[5].data), check.Equals, initCap*getFixedLen(fieldTypes[5]))
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//c.Assert(cap(chk.columns[6].data), check.Equals, initCap*getFixedLen(fieldTypes[6]))
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//c.Assert(cap(chk.columns[7].data), check.Equals, initCap*getFixedLen(fieldTypes[7]))
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}
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func (s *poolTestSuite) TestPoolPutChunk(c *check.C) {
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initCap := 1024
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pool := NewPool(initCap)
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fieldTypes := []*types.FieldType{
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{Tp: mysql.TypeVarchar},
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{Tp: mysql.TypeJSON},
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{Tp: mysql.TypeFloat},
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{Tp: mysql.TypeNewDecimal},
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{Tp: mysql.TypeDouble},
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{Tp: mysql.TypeLonglong},
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{Tp: mysql.TypeTimestamp},
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{Tp: 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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c.Assert(len(chk.columns), check.Equals, 0)
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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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{Tp: mysql.TypeVarchar},
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{Tp: mysql.TypeJSON},
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{Tp: mysql.TypeFloat},
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{Tp: mysql.TypeNewDecimal},
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{Tp: mysql.TypeDouble},
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{Tp: mysql.TypeLonglong},
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{Tp: mysql.TypeTimestamp},
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{Tp: 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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