Lunny Xiao
109cb1a7d0
* add support group engine * revert code * add NewGroup function * add engine group policy * rename file name * modify policy interface * remove Init function from policy interface * refactor Group Policy * rename and comments * rename and bug fix for WeightRoundRobinPolicy * modify Slave function * modify Slave function and add LeastConnPolicy * use original Engine and Session * remove unused count variables * fix bug on NewEngineGroup * remove unused method * improve range and refactor * add some comments and refactor * implement GroupPolicy of GroupPolicyHandler * refactor * simple code * add tests support for EngineGroup & fix some bugs * improve the NewEngineGroup interface * change the default policy of engine group * fix some tests
161 lines
3.5 KiB
Go
161 lines
3.5 KiB
Go
// Copyright 2017 The Xorm Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package xorm
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import (
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"fmt"
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"strconv"
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"testing"
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"github.com/go-xorm/builder"
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"github.com/stretchr/testify/assert"
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)
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func isFloatEq(i, j float64, precision int) bool {
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return fmt.Sprintf("%."+strconv.Itoa(precision)+"f", i) == fmt.Sprintf("%."+strconv.Itoa(precision)+"f", j)
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}
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func TestSum(t *testing.T) {
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assert.NoError(t, prepareEngine())
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type SumStruct struct {
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Int int
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Float float32
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}
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var (
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cases = []SumStruct{
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{1, 6.2},
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{2, 5.3},
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{92, -0.2},
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}
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)
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var i int
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var f float32
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for _, v := range cases {
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i += v.Int
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f += v.Float
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}
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assert.NoError(t, testEngine.Sync2(new(SumStruct)))
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cnt, err := testEngine.Insert(cases)
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assert.NoError(t, err)
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assert.EqualValues(t, 3, cnt)
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colInt := testEngine.GetColumnMapper().Obj2Table("Int")
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colFloat := testEngine.GetColumnMapper().Obj2Table("Float")
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sumInt, err := testEngine.Sum(new(SumStruct), colInt)
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assert.NoError(t, err)
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assert.EqualValues(t, int(sumInt), i)
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sumFloat, err := testEngine.Sum(new(SumStruct), colFloat)
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assert.NoError(t, err)
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assert.Condition(t, func() bool {
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return isFloatEq(sumFloat, float64(f), 2)
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})
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sums, err := testEngine.Sums(new(SumStruct), colInt, colFloat)
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assert.NoError(t, err)
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assert.EqualValues(t, 2, len(sums))
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assert.EqualValues(t, i, int(sums[0]))
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assert.Condition(t, func() bool {
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return isFloatEq(sums[1], float64(f), 2)
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})
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sumsInt, err := testEngine.SumsInt(new(SumStruct), colInt)
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assert.NoError(t, err)
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assert.EqualValues(t, 1, len(sumsInt))
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assert.EqualValues(t, i, int(sumsInt[0]))
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}
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func TestSumCustomColumn(t *testing.T) {
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assert.NoError(t, prepareEngine())
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type SumStruct2 struct {
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Int int
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Float float32
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}
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var (
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cases = []SumStruct2{
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{1, 6.2},
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{2, 5.3},
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{92, -0.2},
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}
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)
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assert.NoError(t, testEngine.Sync2(new(SumStruct2)))
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cnt, err := testEngine.Insert(cases)
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assert.NoError(t, err)
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assert.EqualValues(t, 3, cnt)
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sumInt, err := testEngine.Sum(new(SumStruct2),
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"CASE WHEN `int` <= 2 THEN `int` ELSE 0 END")
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assert.NoError(t, err)
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assert.EqualValues(t, 3, int(sumInt))
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}
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func TestCount(t *testing.T) {
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assert.NoError(t, prepareEngine())
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type UserinfoCount struct {
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Departname string
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}
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assert.NoError(t, testEngine.Sync2(new(UserinfoCount)))
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colName := testEngine.GetColumnMapper().Obj2Table("Departname")
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var cond builder.Cond = builder.Eq{
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"`" + colName + "`": "dev",
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}
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total, err := testEngine.Where(cond).Count(new(UserinfoCount))
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assert.NoError(t, err)
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assert.EqualValues(t, 0, total)
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cnt, err := testEngine.Insert(&UserinfoCount{
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Departname: "dev",
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})
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assert.NoError(t, err)
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assert.EqualValues(t, 1, cnt)
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total, err = testEngine.Where(cond).Count(new(UserinfoCount))
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assert.NoError(t, err)
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assert.EqualValues(t, 1, total)
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total, err = testEngine.Where(cond).Table("userinfo_count").Count()
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assert.NoError(t, err)
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assert.EqualValues(t, 1, total)
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total, err = testEngine.Table("userinfo_count").Count()
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assert.NoError(t, err)
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assert.EqualValues(t, 1, total)
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}
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func TestSQLCount(t *testing.T) {
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assert.NoError(t, prepareEngine())
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type UserinfoCount2 struct {
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Id int64
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Departname string
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}
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type UserinfoBooks struct {
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Id int64
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Pid int64
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IsOpen bool
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}
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assertSync(t, new(UserinfoCount2), new(UserinfoBooks))
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total, err := testEngine.SQL("SELECT count(id) FROM userinfo_count2").
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Count()
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assert.NoError(t, err)
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assert.EqualValues(t, 0, total)
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}
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