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Transaction leak using Session in Scopes #831

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Transaction leak using Session in Scopes #831

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23 changes: 23 additions & 0 deletions main_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ package main
import (
"testing"

"gorm.io/gorm"
"gorm.io/playground/models"
)

Expand Down Expand Up @@ -33,3 +34,25 @@ func TestGORM(t *testing.T) {
// t.Errorf("Failed, got user name: %v", u.Name)
// }
// }

func TestGORMScopesSessionTransactionLeak(t *testing.T) {
sqldb, err := DB.DB()
if err != nil {
t.Error(err)
}

before := sqldb.Stats().InUse

DB.Scopes(func(s *gorm.DB) *gorm.DB {
return s.Session(&gorm.Session{
DryRun: true,
// Initialized: true,
})
}).Where("name = 'jinzhu'").Delete(&models.User{})

after := sqldb.Stats().InUse

if before != after {
t.Errorf("Failed, InUse connection %d != %d", before, after)
}
}
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