mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
// Copyright 2024 The etcd Authors
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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 etcdserver
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"go.etcd.io/raft/v3"
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"go.etcd.io/raft/v3/raftpb"
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)
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// TestMemoryStorageCompactInclusive tests that compacting is inclusive,
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// meaning the first index after compaction is larger by one than compacted index.
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func TestMemoryStorageCompactInclusive(t *testing.T) {
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// entries: [ {Index: 0} ]
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raftStorage := raft.NewMemoryStorage()
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firstIndex, err := raftStorage.FirstIndex()
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assert.NoError(t, err)
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assert.Equal(t, uint64(1), firstIndex)
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// after appending, entries should be:
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// [ {Index: 0}, {Index: 1}, {Index: 2}, {Index: 3}, {Index: 4}, {Index: 5} ]
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appliedIndex := uint64(1)
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for ; appliedIndex <= 5; appliedIndex++ {
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e := raftpb.Entry{
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Type: raftpb.EntryNormal,
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Term: 1,
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Index: appliedIndex,
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}
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err := raftStorage.Append([]raftpb.Entry{e})
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assert.NoError(t, err)
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}
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firstIndex, err = raftStorage.FirstIndex()
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assert.NoError(t, err)
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assert.Equal(t, uint64(1), firstIndex)
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lastIndex, err := raftStorage.LastIndex()
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assert.NoError(t, err)
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assert.Equal(t, uint64(5), lastIndex)
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// after compacting, entries should be:
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// [ {Index: 3}, {Index: 4}, {Index: 5} ]
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compacti := uint64(3)
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err = raftStorage.Compact(compacti)
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assert.NoError(t, err)
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firstIndex, err = raftStorage.FirstIndex()
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assert.NoError(t, err)
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assert.Equal(t, compacti+1, firstIndex)
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}
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