Files
tidb/pkg/parser/ast/stats_test.go

70 lines
1.7 KiB
Go

// Copyright 2025 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package ast_test
import (
"strings"
"testing"
"github.com/pingcap/tidb/pkg/parser"
"github.com/pingcap/tidb/pkg/parser/format"
"github.com/stretchr/testify/require"
)
func TestRefreshStatsStmt(t *testing.T) {
tests := []struct {
sql string
want string
}{
{
sql: "REFRESH STATS *.*",
want: "REFRESH STATS *.*",
},
{
sql: "refresh stats *.*",
want: "REFRESH STATS *.*",
},
{
sql: "REFRESH STATS db1.*",
want: "REFRESH STATS `db1`.*",
},
{
sql: "REFRESH STATS db1.t1",
want: "REFRESH STATS `db1`.`t1`",
},
{
sql: "REFRESH STATS table1",
want: "REFRESH STATS `table1`",
},
{
sql: "REFRESH STATS table1, table2",
want: "REFRESH STATS `table1`, `table2`",
},
{
sql: "REFRESH STATS *.*, db1.*, db2.t1, table1, table2",
want: "REFRESH STATS *.*, `db1`.*, `db2`.`t1`, `table1`, `table2`",
},
}
p := parser.New()
for _, test := range tests {
stmt, err := p.ParseOneStmt(test.sql, "", "")
require.NoError(t, err)
var sb strings.Builder
err = stmt.Restore(format.NewRestoreCtx(format.DefaultRestoreFlags, &sb))
require.NoError(t, err)
require.Equal(t, test.want, sb.String())
}
}