mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
96 lines
2.6 KiB
Go
96 lines
2.6 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 mvcc
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import (
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"encoding/binary"
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"encoding/json"
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"testing"
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"github.com/coreos/go-semver/semver"
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"go.etcd.io/etcd/raft/raftpb"
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)
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func TestUnsafeDetectSchemaVersion(t *testing.T) {
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tests := []struct {
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storageVersion string
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term uint64
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confState *raftpb.ConfState
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expectedVersion string
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}{
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{
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storageVersion: "3.6.1",
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expectedVersion: "3.6.1",
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},
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{
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expectedVersion: "3.4.0",
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},
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{
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term: 1,
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expectedVersion: "3.5.0",
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},
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{
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term: 1,
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confState: &raftpb.ConfState{Voters: []uint64{1}},
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expectedVersion: "3.5.0",
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},
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{
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confState: &raftpb.ConfState{Voters: []uint64{1}},
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expectedVersion: "3.5.0",
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},
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{
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term: 0,
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confState: &raftpb.ConfState{Voters: []uint64{}},
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expectedVersion: "3.5.0",
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},
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{
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term: 1,
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confState: &raftpb.ConfState{Voters: []uint64{}},
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expectedVersion: "3.5.0",
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},
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}
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for _, tt := range tests {
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s := newFakeStore()
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b := s.b.(*fakeBackend)
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if len(tt.storageVersion) > 0 {
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b.tx.rangeRespc <- rangeResp{[][]byte{storageVersionKeyName}, [][]byte{[]byte(tt.storageVersion)}}
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} else {
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b.tx.rangeRespc <- rangeResp{nil, nil}
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}
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if tt.confState != nil {
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confStateBytes, err := json.Marshal(tt.confState)
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if err != nil {
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t.Fatalf("Cannot marshal raftpb.ConfState, conf-state = %s, err = %s\n", tt.confState.String(), err)
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}
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b.tx.rangeRespc <- rangeResp{[][]byte{confStateKeyName}, [][]byte{confStateBytes}}
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} else {
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b.tx.rangeRespc <- rangeResp{nil, nil}
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}
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if tt.term > 0 {
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bs2 := make([]byte, 8)
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binary.BigEndian.PutUint64(bs2, tt.term)
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b.tx.rangeRespc <- rangeResp{[][]byte{termKeyName}, [][]byte{bs2}}
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} else {
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b.tx.rangeRespc <- rangeResp{nil, nil}
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}
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v := UnsafeDetectSchemaVersion(s.lg, b.BatchTx())
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expectedVersion := semver.Must(semver.NewVersion(tt.expectedVersion))
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if !v.Equal(*expectedVersion) {
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t.Fatalf("want version: %s, got: %s", expectedVersion, v)
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}
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}
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}
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