diff --git a/internal/entity/revision_entity.go b/internal/entity/revision_entity.go
index daf59a37..48740ef2 100644
--- a/internal/entity/revision_entity.go
+++ b/internal/entity/revision_entity.go
@@ -13,7 +13,8 @@ type Revision struct {
 	Title      string    `xorm:"not null default '' VARCHAR(255) title"`
 	Content    string    `xorm:"not null TEXT content"`
 	Log        string    `xorm:"VARCHAR(255) log"`
-	Status     int       `xorm:"not null default 1 INT(11) status"`
+	// Status todo: this field is not used, will be removed in the future
+	Status int `xorm:"not null default 1 INT(11) status"`
 }
 
 // TableName revision table name
diff --git a/internal/repo/repo_test/revision_repo_test.go b/internal/repo/repo_test/revision_repo_test.go
new file mode 100644
index 00000000..fb6e0561
--- /dev/null
+++ b/internal/repo/repo_test/revision_repo_test.go
@@ -0,0 +1,99 @@
+package repo_test
+
+import (
+	"context"
+	"encoding/json"
+	"github.com/answerdev/answer/internal/entity"
+	"github.com/answerdev/answer/internal/repo/question"
+	"github.com/answerdev/answer/internal/repo/revision"
+	"github.com/answerdev/answer/internal/repo/unique"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+var q = &entity.Question{
+	ID:               "",
+	UserID:           "1",
+	Title:            "test",
+	OriginalText:     "test",
+	ParsedText:       "test",
+	Status:           entity.QuestionStatusAvailable,
+	ViewCount:        0,
+	UniqueViewCount:  0,
+	VoteCount:        0,
+	AnswerCount:      0,
+	CollectionCount:  0,
+	FollowCount:      0,
+	AcceptedAnswerID: "",
+	LastAnswerID:     "",
+	RevisionID:       "0",
+}
+
+func getRev(objID, title, content string) *entity.Revision {
+	return &entity.Revision{
+		ID:       "",
+		UserID:   "1",
+		ObjectID: objID,
+		Title:    title,
+		Content:  content,
+		Log:      "add rev",
+	}
+}
+
+func Test_revisionRepo_AddRevision(t *testing.T) {
+	var (
+		uniqueIDRepo = unique.NewUniqueIDRepo(testDataSource)
+		revisionRepo = revision.NewRevisionRepo(testDataSource, uniqueIDRepo)
+		questionRepo = question.NewQuestionRepo(testDataSource, uniqueIDRepo)
+	)
+
+	// create question
+	err := questionRepo.AddQuestion(context.TODO(), q)
+	assert.NoError(t, err)
+	assert.NotEqual(t, "", q.ID)
+
+	content, err := json.Marshal(q)
+	// auto update false
+	rev := getRev(q.ID, q.Title, string(content))
+	err = revisionRepo.AddRevision(context.TODO(), rev, false)
+	assert.NoError(t, err)
+	qr, _, _ := questionRepo.GetQuestion(context.TODO(), q.ID)
+	assert.NotEqual(t, rev.ID, qr.RevisionID)
+
+	// auto update false
+	rev = getRev(q.ID, q.Title, string(content))
+	err = revisionRepo.AddRevision(context.TODO(), rev, true)
+	assert.NoError(t, err)
+	qr, _, _ = questionRepo.GetQuestion(context.TODO(), q.ID)
+	assert.Equal(t, rev.ID, qr.RevisionID)
+
+	// recovery
+	t.Cleanup(func() {
+		err = questionRepo.RemoveQuestion(context.TODO(), q.ID)
+		assert.NoError(t, err)
+	})
+}
+
+func Test_revisionRepo_GetLastRevisionByObjectID(t *testing.T) {
+	var (
+		uniqueIDRepo = unique.NewUniqueIDRepo(testDataSource)
+		revisionRepo = revision.NewRevisionRepo(testDataSource, uniqueIDRepo)
+	)
+
+	Test_revisionRepo_AddRevision(t)
+	rev, exists, err := revisionRepo.GetLastRevisionByObjectID(context.TODO(), q.ID)
+	assert.NoError(t, err)
+	assert.True(t, exists)
+	assert.NotNil(t, rev)
+}
+
+func Test_revisionRepo_GetRevisionList(t *testing.T) {
+	var (
+		uniqueIDRepo = unique.NewUniqueIDRepo(testDataSource)
+		revisionRepo = revision.NewRevisionRepo(testDataSource, uniqueIDRepo)
+	)
+	Test_revisionRepo_AddRevision(t)
+	revs, err := revisionRepo.GetRevisionList(context.TODO(), &entity.Revision{ObjectID: q.ID})
+	assert.NoError(t, err)
+	assert.GreaterOrEqual(t, len(revs), 1)
+}
diff --git a/internal/repo/revision/revision_repo.go b/internal/repo/revision/revision_repo.go
index 4529caed..f5b97dd0 100644
--- a/internal/repo/revision/revision_repo.go
+++ b/internal/repo/revision/revision_repo.go
@@ -79,17 +79,6 @@ func (rr *revisionRepo) UpdateObjectRevisionId(ctx context.Context, revision *en
 	return nil
 }
 
-// GetRevision get revision one
-func (rr *revisionRepo) GetRevision(ctx context.Context, id string) (
-	revision *entity.Revision, exist bool, err error) {
-	revision = &entity.Revision{}
-	exist, err = rr.data.DB.ID(id).Get(revision)
-	if err != nil {
-		return nil, false, errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
-	}
-	return
-}
-
 // GetLastRevisionByObjectID get object's last revision by object TagID
 func (rr *revisionRepo) GetLastRevisionByObjectID(ctx context.Context, objectID string) (
 	revision *entity.Revision, exist bool, err error) {
diff --git a/internal/service/revision/revision.go b/internal/service/revision/revision.go
index 333d8379..1d5d999c 100644
--- a/internal/service/revision/revision.go
+++ b/internal/service/revision/revision.go
@@ -9,7 +9,6 @@ import (
 // RevisionRepo revision repository
 type RevisionRepo interface {
 	AddRevision(ctx context.Context, revision *entity.Revision, autoUpdateRevisionID bool) (err error)
-	GetRevision(ctx context.Context, id string) (revision *entity.Revision, exist bool, err error)
 	GetLastRevisionByObjectID(ctx context.Context, objectID string) (revision *entity.Revision, exist bool, err error)
 	GetRevisionList(ctx context.Context, revision *entity.Revision) (revisionList []entity.Revision, err error)
 	UpdateObjectRevisionId(ctx context.Context, revision *entity.Revision, session *xorm.Session) (err error)
diff --git a/internal/service/revision_service.go b/internal/service/revision_service.go
index 1e9b21d6..bb5443a3 100644
--- a/internal/service/revision_service.go
+++ b/internal/service/revision_service.go
@@ -5,14 +5,12 @@ import (
 	"encoding/json"
 
 	"github.com/answerdev/answer/internal/base/constant"
-	"github.com/answerdev/answer/internal/base/reason"
 	"github.com/answerdev/answer/internal/entity"
 	"github.com/answerdev/answer/internal/schema"
 	questioncommon "github.com/answerdev/answer/internal/service/question_common"
 	"github.com/answerdev/answer/internal/service/revision"
 	usercommon "github.com/answerdev/answer/internal/service/user_common"
 	"github.com/jinzhu/copier"
-	"github.com/segmentfault/pacman/errors"
 )
 
 // RevisionService user service
@@ -36,31 +34,6 @@ func NewRevisionService(
 	}
 }
 
-// GetRevision get revision one
-func (rs *RevisionService) GetRevision(ctx context.Context, id string) (resp schema.GetRevisionResp, err error) {
-	var (
-		rev    *entity.Revision
-		exists bool
-	)
-
-	resp = schema.GetRevisionResp{}
-
-	rev, exists, err = rs.revisionRepo.GetRevision(ctx, id)
-	if err != nil {
-		return
-	}
-
-	if !exists {
-		err = errors.BadRequest(reason.ObjectNotFound)
-		return
-	}
-
-	_ = copier.Copy(&resp, rev)
-	rs.parseItem(ctx, &resp)
-
-	return
-}
-
 // GetRevisionList get revision list all
 func (rs *RevisionService) GetRevisionList(ctx context.Context, req *schema.GetRevisionListReq) (resp []schema.GetRevisionResp, err error) {
 	var (