github.com/whtcorpsinc/MilevaDB-Prod@v0.0.0-20211104133533-f57f4be3b597/soliton/chunk/pool_test.go (about)

     1  // Copyright 2020 WHTCORPS INC, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package chunk
    15  
    16  import (
    17  	"testing"
    18  
    19  	"github.com/whtcorpsinc/check"
    20  	"github.com/whtcorpsinc/BerolinaSQL/allegrosql"
    21  	"github.com/whtcorpsinc/milevadb/types"
    22  )
    23  
    24  var _ = check.Suite(&poolTestSuite{})
    25  
    26  type poolTestSuite struct{}
    27  
    28  func (s *poolTestSuite) TestNewPool(c *check.C) {
    29  	pool := NewPool(1024)
    30  	c.Assert(pool.initCap, check.Equals, 1024)
    31  	c.Assert(pool.varLenDefCausPool, check.NotNil)
    32  	c.Assert(pool.fixLenDefCausPool4, check.NotNil)
    33  	c.Assert(pool.fixLenDefCausPool8, check.NotNil)
    34  	c.Assert(pool.fixLenDefCausPool16, check.NotNil)
    35  	c.Assert(pool.fixLenDefCausPool40, check.NotNil)
    36  }
    37  
    38  func (s *poolTestSuite) TestPoolGetChunk(c *check.C) {
    39  	initCap := 1024
    40  	pool := NewPool(initCap)
    41  
    42  	fieldTypes := []*types.FieldType{
    43  		{Tp: allegrosql.TypeVarchar},
    44  		{Tp: allegrosql.TypeJSON},
    45  		{Tp: allegrosql.TypeFloat},
    46  		{Tp: allegrosql.TypeNewDecimal},
    47  		{Tp: allegrosql.TypeDouble},
    48  		{Tp: allegrosql.TypeLonglong},
    49  		//{Tp: allegrosql.TypeTimestamp},
    50  		//{Tp: allegrosql.TypeDatetime},
    51  	}
    52  
    53  	chk := pool.GetChunk(fieldTypes)
    54  	c.Assert(chk, check.NotNil)
    55  	c.Assert(chk.NumDefCauss(), check.Equals, len(fieldTypes))
    56  	c.Assert(chk.defCausumns[0].elemBuf, check.IsNil)
    57  	c.Assert(chk.defCausumns[1].elemBuf, check.IsNil)
    58  	c.Assert(len(chk.defCausumns[2].elemBuf), check.Equals, getFixedLen(fieldTypes[2]))
    59  	c.Assert(len(chk.defCausumns[3].elemBuf), check.Equals, getFixedLen(fieldTypes[3]))
    60  	c.Assert(len(chk.defCausumns[4].elemBuf), check.Equals, getFixedLen(fieldTypes[4]))
    61  	c.Assert(len(chk.defCausumns[5].elemBuf), check.Equals, getFixedLen(fieldTypes[5]))
    62  	//c.Assert(len(chk.defCausumns[6].elemBuf), check.Equals, getFixedLen(fieldTypes[6]))
    63  	//c.Assert(len(chk.defCausumns[7].elemBuf), check.Equals, getFixedLen(fieldTypes[7]))
    64  
    65  	c.Assert(cap(chk.defCausumns[2].data), check.Equals, initCap*getFixedLen(fieldTypes[2]))
    66  	c.Assert(cap(chk.defCausumns[3].data), check.Equals, initCap*getFixedLen(fieldTypes[3]))
    67  	c.Assert(cap(chk.defCausumns[4].data), check.Equals, initCap*getFixedLen(fieldTypes[4]))
    68  	c.Assert(cap(chk.defCausumns[5].data), check.Equals, initCap*getFixedLen(fieldTypes[5]))
    69  	//c.Assert(cap(chk.defCausumns[6].data), check.Equals, initCap*getFixedLen(fieldTypes[6]))
    70  	//c.Assert(cap(chk.defCausumns[7].data), check.Equals, initCap*getFixedLen(fieldTypes[7]))
    71  }
    72  
    73  func (s *poolTestSuite) TestPoolPutChunk(c *check.C) {
    74  	initCap := 1024
    75  	pool := NewPool(initCap)
    76  
    77  	fieldTypes := []*types.FieldType{
    78  		{Tp: allegrosql.TypeVarchar},
    79  		{Tp: allegrosql.TypeJSON},
    80  		{Tp: allegrosql.TypeFloat},
    81  		{Tp: allegrosql.TypeNewDecimal},
    82  		{Tp: allegrosql.TypeDouble},
    83  		{Tp: allegrosql.TypeLonglong},
    84  		{Tp: allegrosql.TypeTimestamp},
    85  		{Tp: allegrosql.TypeDatetime},
    86  	}
    87  
    88  	chk := pool.GetChunk(fieldTypes)
    89  	pool.PutChunk(fieldTypes, chk)
    90  	c.Assert(len(chk.defCausumns), check.Equals, 0)
    91  }
    92  
    93  func BenchmarkPoolChunkOperation(b *testing.B) {
    94  	pool := NewPool(1024)
    95  
    96  	fieldTypes := []*types.FieldType{
    97  		{Tp: allegrosql.TypeVarchar},
    98  		{Tp: allegrosql.TypeJSON},
    99  		{Tp: allegrosql.TypeFloat},
   100  		{Tp: allegrosql.TypeNewDecimal},
   101  		{Tp: allegrosql.TypeDouble},
   102  		{Tp: allegrosql.TypeLonglong},
   103  		{Tp: allegrosql.TypeTimestamp},
   104  		{Tp: allegrosql.TypeDatetime},
   105  	}
   106  
   107  	b.ResetTimer()
   108  	b.RunParallel(func(pb *testing.PB) {
   109  		for pb.Next() {
   110  			pool.PutChunk(fieldTypes, pool.GetChunk(fieldTypes))
   111  		}
   112  	})
   113  }