mirror of https://github.com/go-gorm/gorm.git
63 lines
1.5 KiB
Go
63 lines
1.5 KiB
Go
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package tests
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import (
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"testing"
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"github.com/jinzhu/gorm"
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)
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func TestGroupBy(t *testing.T, db *gorm.DB) {
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db.Migrator().DropTable(&User{})
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db.AutoMigrate(&User{})
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t.Run("GroupBy", func(t *testing.T) {
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var users = []User{{
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Name: "groupby",
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Age: 10,
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Birthday: Now(),
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}, {
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Name: "groupby",
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Age: 20,
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Birthday: Now(),
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}, {
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Name: "groupby",
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Age: 30,
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Birthday: Now(),
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}, {
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Name: "groupby1",
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Age: 110,
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Birthday: Now(),
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}, {
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Name: "groupby1",
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Age: 220,
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Birthday: Now(),
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}, {
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Name: "groupby1",
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Age: 330,
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Birthday: Now(),
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}}
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if err := db.Create(&users).Error; err != nil {
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t.Errorf("errors happened when create: %v", err)
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}
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var name string
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var total int
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if err := db.Model(&User{}).Select("name, sum(age)").Where("name = ?", "groupby").Group("name").Row().Scan(&name, &total); err != nil {
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t.Errorf("no error should happen, but got %v", err)
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}
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if name != "groupby" || total != 60 {
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t.Errorf("name should be groupby, but got %v, total should be 60, but got %v", name, total)
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}
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if err := db.Model(&User{}).Select("name, sum(age) as total").Where("name LIKE ?", "groupby%").Group("name").Having("name = ?", "groupby1").Row().Scan(&name, &total); err != nil {
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t.Errorf("no error should happen, but got %v", err)
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}
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if name != "groupby1" || total != 660 {
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t.Errorf("name should be groupby, but got %v, total should be 660, but got %v", name, total)
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}
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})
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}
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