72 lines
1.6 KiB
Go
72 lines
1.6 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/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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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.ColumnMapper.Obj2Table("Int")
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colFloat := testEngine.ColumnMapper.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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