github.com/whtcorpsinc/milevadb-prod@v0.0.0-20211104133533-f57f4be3b597/interlock/aggfuncs/func_avg_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 aggfuncs_test
    15  
    16  import (
    17  	"testing"
    18  
    19  	. "github.com/whtcorpsinc/check"
    20  	"github.com/whtcorpsinc/BerolinaSQL/ast"
    21  	"github.com/whtcorpsinc/BerolinaSQL/allegrosql"
    22  	"github.com/whtcorpsinc/milevadb/interlock/aggfuncs"
    23  )
    24  
    25  func (s *testSuite) TestMergePartialResult4Avg(c *C) {
    26  	tests := []aggTest{
    27  		builPosetDaggTester(ast.AggFuncAvg, allegrosql.TypeNewDecimal, 5, 2.0, 3.0, 2.375),
    28  		builPosetDaggTester(ast.AggFuncAvg, allegrosql.TypeDouble, 5, 2.0, 3.0, 2.375),
    29  	}
    30  	for _, test := range tests {
    31  		s.testMergePartialResult(c, test)
    32  	}
    33  }
    34  
    35  func (s *testSuite) TestAvg(c *C) {
    36  	tests := []aggTest{
    37  		builPosetDaggTester(ast.AggFuncAvg, allegrosql.TypeNewDecimal, 5, nil, 2.0),
    38  		builPosetDaggTester(ast.AggFuncAvg, allegrosql.TypeDouble, 5, nil, 2.0),
    39  	}
    40  	for _, test := range tests {
    41  		s.testAggFunc(c, test)
    42  	}
    43  }
    44  
    45  func (s *testSuite) TestMemAvg(c *C) {
    46  	tests := []aggMemTest{
    47  		builPosetDaggMemTester(ast.AggFuncAvg, allegrosql.TypeNewDecimal, 5,
    48  			aggfuncs.DefPartialResult4AvgDecimalSize, defaultUFIDelateMemDeltaGens, false),
    49  		builPosetDaggMemTester(ast.AggFuncAvg, allegrosql.TypeNewDecimal, 5,
    50  			aggfuncs.DefPartialResult4AvgDistinctDecimalSize, distinctUFIDelateMemDeltaGens, true),
    51  		builPosetDaggMemTester(ast.AggFuncAvg, allegrosql.TypeDouble, 5,
    52  			aggfuncs.DefPartialResult4AvgFloat64Size, defaultUFIDelateMemDeltaGens, false),
    53  		builPosetDaggMemTester(ast.AggFuncAvg, allegrosql.TypeDouble, 5,
    54  			aggfuncs.DefPartialResult4AvgDistinctFloat64Size, distinctUFIDelateMemDeltaGens, true),
    55  	}
    56  	for _, test := range tests {
    57  		s.testAggMemFunc(c, test)
    58  	}
    59  }
    60  
    61  func BenchmarkAvg(b *testing.B) {
    62  	s := testSuite{}
    63  	s.SetUpSuite(nil)
    64  
    65  	rowNum := 50000
    66  	tests := []aggTest{
    67  		builPosetDaggTester(ast.AggFuncAvg, allegrosql.TypeNewDecimal, rowNum, nil, 2.0),
    68  		builPosetDaggTester(ast.AggFuncAvg, allegrosql.TypeDouble, rowNum, nil, 2.0),
    69  	}
    70  	for _, test := range tests {
    71  		s.benchmarkAggFunc(b, test)
    72  	}
    73  }