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db_test.go
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package reform_test
import (
"errors"
"github.com/AlekSi/pointer"
"syreclabs.com/go/faker"
"github.com/xaionaro/reform"
"github.com/xaionaro/reform/dialects/postgresql"
. "github.com/xaionaro/reform/internal/test/models"
)
func (s *ReformSuite) TestBeginCommit() {
s.Require().NoError(s.tx.Rollback())
s.q = nil
setIdentityInsert(s.T(), DB.Querier, "people", true)
person := &Person{ID: 42, Email: pointer.ToString(faker.Internet().Email())}
tx, err := DB.Begin()
s.Require().NoError(err)
s.NoError(tx.Insert(person))
s.NoError(tx.Commit())
s.Equal(tx.Commit(), reform.ErrTxDone)
s.Equal(tx.Rollback(), reform.ErrTxDone)
s.NoError(DB.Reload(person))
s.NoError(DB.Delete(person))
}
func (s *ReformSuite) TestBeginRollback() {
s.Require().NoError(s.tx.Rollback())
s.q = nil
setIdentityInsert(s.T(), DB.Querier, "people", true)
person := &Person{ID: 42, Email: pointer.ToString(faker.Internet().Email())}
tx, err := DB.Begin()
s.Require().NoError(err)
s.NoError(tx.Insert(person))
s.NoError(tx.Rollback())
s.Equal(tx.Commit(), reform.ErrTxDone)
s.Equal(tx.Rollback(), reform.ErrTxDone)
s.Equal(DB.Reload(person), reform.ErrNoRows)
}
// This behavior is checked for documentation purposes only. reform does not rely on it.
func (s *ReformSuite) TestErrorInTransaction() {
if s.q.Dialect == postgresql.Dialect {
s.T().Skip(s.q.Dialect.String() + " works differently, see TestAbortedTransaction")
}
s.Require().NoError(s.tx.Rollback())
s.q = nil
setIdentityInsert(s.T(), DB.Querier, "people", true)
person1 := &Person{ID: 42, Email: pointer.ToString(faker.Internet().Email())}
person2 := &Person{ID: 43, Email: pointer.ToString(faker.Internet().Email())}
// commit works
tx, err := DB.Begin()
s.Require().NoError(err)
s.NoError(tx.Insert(person1))
s.Error(tx.Insert(person1)) // duplicate PK
s.NoError(tx.Insert(person2)) // INSERT works
s.NoError(tx.Commit())
s.Equal(tx.Commit(), reform.ErrTxDone)
s.Equal(tx.Rollback(), reform.ErrTxDone)
s.NoError(DB.Reload(person1))
s.NoError(DB.Reload(person2))
s.NoError(DB.Delete(person1))
s.NoError(DB.Delete(person2))
// rollback works
tx, err = DB.Begin()
s.Require().NoError(err)
s.NoError(tx.Insert(person1))
s.Error(tx.Insert(person1)) // duplicate PK
s.NoError(tx.Insert(person2)) // INSERT works
s.NoError(tx.Rollback())
s.Equal(tx.Commit(), reform.ErrTxDone)
s.Equal(tx.Rollback(), reform.ErrTxDone)
s.EqualError(DB.Reload(person1), reform.ErrNoRows.Error())
s.EqualError(DB.Reload(person2), reform.ErrNoRows.Error())
}
// This behavior is checked for documentation purposes only. reform does not rely on it.
// http://postgresql.nabble.com/Current-transaction-is-aborted-commands-ignored-until-end-of-transaction-block-td5109252.html
func (s *ReformSuite) TestAbortedTransaction() {
if s.q.Dialect != postgresql.Dialect {
s.T().Skip(s.q.Dialect.String() + " works differently, see TestErrorInTransaction")
}
s.Require().NoError(s.tx.Rollback())
s.q = nil
setIdentityInsert(s.T(), DB.Querier, "people", true)
person1 := &Person{ID: 42, Email: pointer.ToString(faker.Internet().Email())}
person2 := &Person{ID: 43, Email: pointer.ToString(faker.Internet().Email())}
// commit fails
tx, err := DB.Begin()
s.Require().NoError(err)
s.NoError(tx.Insert(person1))
s.EqualError(tx.Insert(person1), `pq: duplicate key value violates unique constraint "people_pkey"`)
s.EqualError(tx.Insert(person2), `pq: current transaction is aborted, commands ignored until end of transaction block`)
s.EqualError(tx.Commit(), `pq: Could not complete operation in a failed transaction`)
s.Equal(tx.Rollback(), reform.ErrTxDone)
s.EqualError(DB.Reload(person1), reform.ErrNoRows.Error())
s.EqualError(DB.Reload(person2), reform.ErrNoRows.Error())
// rollback works
tx, err = DB.Begin()
s.Require().NoError(err)
s.NoError(tx.Insert(person1))
s.EqualError(tx.Insert(person1), `pq: duplicate key value violates unique constraint "people_pkey"`)
s.EqualError(tx.Insert(person2), `pq: current transaction is aborted, commands ignored until end of transaction block`)
s.NoError(tx.Rollback())
s.Equal(tx.Commit(), reform.ErrTxDone)
s.Equal(tx.Rollback(), reform.ErrTxDone)
s.EqualError(DB.Reload(person1), reform.ErrNoRows.Error())
s.EqualError(DB.Reload(person2), reform.ErrNoRows.Error())
}
func (s *ReformSuite) TestInTransaction() {
s.Require().NoError(s.tx.Rollback())
s.q = nil
setIdentityInsert(s.T(), DB.Querier, "people", true)
person := &Person{ID: 42, Email: pointer.ToString(faker.Internet().Email())}
// error in closure
err := DB.InTransaction(func(tx *reform.TX) error {
s.NoError(tx.Insert(person))
return errors.New("epic error")
})
s.EqualError(err, "epic error")
s.Equal(DB.Reload(person), reform.ErrNoRows)
// panic in closure
s.Panics(func() {
err = DB.InTransaction(func(tx *reform.TX) error {
s.NoError(tx.Insert(person))
panic("epic panic!")
})
})
s.Equal(DB.Reload(person), reform.ErrNoRows)
// duplicate PK in closure
err = DB.InTransaction(func(tx *reform.TX) error {
s.NoError(tx.Insert(person))
err := tx.Insert(person)
s.Error(err)
return err
})
s.Error(err)
s.Equal(DB.Reload(person), reform.ErrNoRows)
// no error
err = DB.InTransaction(func(tx *reform.TX) error {
s.NoError(tx.Insert(person))
return nil
})
s.NoError(err)
s.NoError(DB.Reload(person))
s.NoError(DB.Delete(person))
}