46 lines
1.7 KiB
Go
46 lines
1.7 KiB
Go
// Copyright 2024 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package utils_test
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import (
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"testing"
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"github.com/pingcap/tidb/br/pkg/restore/utils"
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"github.com/stretchr/testify/require"
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)
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func TestTruncateTS(t *testing.T) {
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keyWithTS := []byte{'1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2'}
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ts := utils.TruncateTS(keyWithTS)
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require.Equal(t, []byte{'1', '2', '1', '2', '1', '2', '1', '2'}, ts)
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keyWithTS = []byte{'1', '2'}
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ts = utils.TruncateTS(keyWithTS)
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require.Equal(t, []byte{'1', '2'}, ts)
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}
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func TestEncodeKeyPrefix(t *testing.T) {
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keyPrefix := []byte{'1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2'}
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encodeKey := utils.EncodeKeyPrefix(keyPrefix)
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require.Equal(t, []byte{'1', '2', '1', '2', '1', '2', '1', '2', 0xff, '1', '2', '1', '2', '1', '2', '1', '2', 0xff}, encodeKey)
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keyPrefix = []byte{'1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1', '2', '1'}
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encodeKey = utils.EncodeKeyPrefix(keyPrefix)
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require.Equal(t, []byte{'1', '2', '1', '2', '1', '2', '1', '2', 0xff, '1', '2', '1', '2', '1', '2', '1'}, encodeKey)
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keyPrefix = []byte{'1', '2'}
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encodeKey = utils.EncodeKeyPrefix(keyPrefix)
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require.Equal(t, []byte{'1', '2'}, encodeKey)
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}
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