sql: adds tests for InTransaction

pkg/services/sqlstore/apikey.go

 package sqlstore
 
 import (
+	"context"
 	"time"
 
 	"github.com/grafana/grafana/pkg/bus"
@@ -11,7 +12,7 @@ func init() {
 	bus.AddHandler("sql", GetApiKeys)
 	bus.AddHandler("sql", GetApiKeyById)
 	bus.AddHandler("sql", GetApiKeyByName)
-	bus.AddHandler("sql", DeleteApiKey)
+	bus.AddHandlerCtx("sql", DeleteApiKeyCtx)
 	bus.AddHandler("sql", AddApiKey)
 }
 
@@ -22,8 +23,8 @@ func GetApiKeys(query *m.GetApiKeysQuery) error {
 	return sess.Find(&query.Result)
 }
 
-func DeleteApiKey(cmd *m.DeleteApiKeyCommand) error {
-	return inTransaction(func(sess *DBSession) error {
+func DeleteApiKeyCtx(ctx context.Context, cmd *m.DeleteApiKeyCommand) error {
+	return withDbSession(ctx, func(sess *DBSession) error {
 		var rawSql = "DELETE FROM api_key WHERE id=? and org_id=?"
 		_, err := sess.Exec(rawSql, cmd.Id, cmd.OrgId)
 		return err

pkg/services/sqlstore/sqlstore.go

@@ -250,6 +250,7 @@ func (ss *SqlStore) readConfig() {
 }
 
 func InitTestDB(t *testing.T) *SqlStore {
+	t.Helper()
 	sqlstore := &SqlStore{}
 	sqlstore.skipEnsureAdmin = true
 	sqlstore.Bus = bus.New()

pkg/services/sqlstore/transactions_test.go

+package sqlstore
+
+import (
+	"context"
+	"errors"
+	"testing"
+
+	"github.com/grafana/grafana/pkg/log"
+	"github.com/grafana/grafana/pkg/models"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+type testQuery struct {
+	result bool
+}
+
+var ProvokedError = errors.New("testing error.")
+
+func TestTransaction(t *testing.T) {
+	InitTestDB(t)
+
+	Convey("InTransaction asdf asdf", t, func() {
+		ss := SqlStore{log: log.New("test-logger")}
+
+		cmd := &models.AddApiKeyCommand{Key: "secret-key", Name: "key", OrgId: 1}
+
+		err := AddApiKey(cmd)
+		So(err, ShouldBeNil)
+
+		deleteApiKeyCmd := &models.DeleteApiKeyCommand{Id: cmd.Result.Id, OrgId: 1}
+
+		Convey("can update key", func() {
+			err := ss.InTransaction(context.Background(), func(ctx context.Context) error {
+				return DeleteApiKeyCtx(ctx, deleteApiKeyCmd)
+			})
+
+			So(err, ShouldBeNil)
+
+			query := &models.GetApiKeyByIdQuery{ApiKeyId: cmd.Result.Id}
+			err = GetApiKeyById(query)
+			So(err, ShouldEqual, models.ErrInvalidApiKey)
+		})
+
+		Convey("wont update if one handler fails", func() {
+			err := ss.InTransaction(context.Background(), func(ctx context.Context) error {
+				err := DeleteApiKeyCtx(ctx, deleteApiKeyCmd)
+				if err != nil {
+					return err
+				}
+
+				return ProvokedError
+
+			})
+
+			So(err, ShouldEqual, ProvokedError)
+
+			query := &models.GetApiKeyByIdQuery{ApiKeyId: cmd.Result.Id}
+			err = GetApiKeyById(query)
+			So(err, ShouldBeNil)
+			So(query.Result.Id, ShouldEqual, cmd.Result.Id)
+		})
+	})
+}