Files
tidb/br/pkg/restore/utils/misc_test.go
2024-06-18 07:22:17 +00:00

46 lines
1.7 KiB
Go

// Copyright 2024 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package utils_test
import (
"testing"
"github.com/pingcap/tidb/br/pkg/restore/utils"
"github.com/stretchr/testify/require"
)
func TestTruncateTS(t *testing.T) {
keyWithTS := []byte{'1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2'}
ts := utils.TruncateTS(keyWithTS)
require.Equal(t, []byte{'1', '2', '1', '2', '1', '2', '1', '2'}, ts)
keyWithTS = []byte{'1', '2'}
ts = utils.TruncateTS(keyWithTS)
require.Equal(t, []byte{'1', '2'}, ts)
}
func TestEncodeKeyPrefix(t *testing.T) {
keyPrefix := []byte{'1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2'}
encodeKey := utils.EncodeKeyPrefix(keyPrefix)
require.Equal(t, []byte{'1', '2', '1', '2', '1', '2', '1', '2', 0xff, '1', '2', '1', '2', '1', '2', '1', '2', 0xff}, encodeKey)
keyPrefix = []byte{'1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1'}
encodeKey = utils.EncodeKeyPrefix(keyPrefix)
require.Equal(t, []byte{'1', '2', '1', '2', '1', '2', '1', '2', 0xff, '1', '2', '1', '2', '1', '2', '1'}, encodeKey)
keyPrefix = []byte{'1', '2'}
encodeKey = utils.EncodeKeyPrefix(keyPrefix)
require.Equal(t, []byte{'1', '2'}, encodeKey)
}