🔥A cross-language distributed transaction manager. Support xa, tcc, saga, transactional messages. 跨语言分布式事务管理器
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787 B

package test
import (
"database/sql"
"testing"
"github.com/dtm-labs/dtm/dtmcli"
"github.com/dtm-labs/dtm/test/busi"
"github.com/stretchr/testify/assert"
)
func TestMsgPrepareAndSubmit(t *testing.T) {
before := getBeforeBalances()
gid := dtmcli.MustGenGid(DtmServer)
req := busi.GenTransReq(30, false, false)
msg := dtmcli.NewMsg(DtmServer, gid).
Add(busi.Busi+"/SagaBTransIn1", req)
err := msg.PrepareAndSubmit(Busi+"/QueryPreparedB", dbGet().ToSQLDB(), func(tx *sql.Tx) error {
return busi.SagaAdjustBalance(tx, busi.TransOutUID, -req.Amount, "SUCCESS")
})
assert.Nil(t, err)
waitTransProcessed(msg.Gid)
assert.Equal(t, []string{StatusSucceed}, getBranchesStatus(msg.Gid))
assert.Equal(t, StatusSucceed, getTransStatus(msg.Gid))
assertNotSameBalance(t, before)
}