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gitea/models/db/context_test.go
Lunny Xiao 34283a74e8
Allow detect whether it's in a database transaction for a context.Context (#21756)
Fix #19513

This PR introduce a new db method `InTransaction(context.Context)`,
and also builtin check on `db.TxContext` and `db.WithTx`.
There is also a new method `db.AutoTx` has been introduced but could be used by other PRs.

`WithTx` will always open a new transaction, if a transaction exist in context, return an error.
`AutoTx` will try to open a new transaction if no transaction exist in context.
That means it will always enter a transaction if there is no error.

Co-authored-by: delvh <dev.lh@web.de>
Co-authored-by: 6543 <6543@obermui.de>
2022-11-12 21:18:50 +01:00

34 lines
881 B
Go

// Copyright 2022 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package db_test
import (
"context"
"testing"
"code.gitea.io/gitea/models/db"
"code.gitea.io/gitea/models/unittest"
"github.com/stretchr/testify/assert"
)
func TestInTransaction(t *testing.T) {
assert.NoError(t, unittest.PrepareTestDatabase())
assert.False(t, db.InTransaction(db.DefaultContext))
assert.NoError(t, db.WithTx(db.DefaultContext, func(ctx context.Context) error {
assert.True(t, db.InTransaction(ctx))
return nil
}))
ctx, committer, err := db.TxContext(db.DefaultContext)
assert.NoError(t, err)
defer committer.Close()
assert.True(t, db.InTransaction(ctx))
assert.Error(t, db.WithTx(ctx, func(ctx context.Context) error {
assert.True(t, db.InTransaction(ctx))
return nil
}))
}