feat: add opengauss driver for test

tests/engine_test.go

@@ -14,6 +14,7 @@ import (
 	"xorm.io/xorm"
 	"xorm.io/xorm/schemas"
 
+	_ "gitee.com/opengauss/openGauss-connector-go-pq"
 	_ "gitee.com/travelliu/dm"
 	_ "github.com/go-sql-driver/mysql"
 	_ "github.com/jackc/pgx/v4/stdlib"

tests/tests.go

@@ -66,7 +66,7 @@ func createEngine(dbType, connStr string) error {
 				}
 				db.Close()
 				*ignoreSelectUpdate = true
-			case schemas.POSTGRES:
+			case schemas.POSTGRES, "opengauss":
 				db, err := sql.Open(dbType, strings.ReplaceAll(connStr, "xorm_test", "postgres"))
 				if err != nil {
 					return err