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// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package raft
import (
"os"
"path/filepath"
"reflect"
"strings"
"testing"
)
func TestPeersJSON_BadConfiguration(t *testing.T) {
var err error
var base string
base, err = os.MkdirTemp("", "")
if err != nil {
t.Fatalf("err: %v", err)
}
defer os.RemoveAll(base)
peers := filepath.Join(base, "peers.json")
if err = os.WriteFile(peers, []byte("null"), 0666); err != nil {
t.Fatalf("err: %v", err)
}
_, err = ReadPeersJSON(peers)
if err == nil || !strings.Contains(err.Error(), "at least one voter") {
t.Fatalf("err: %v", err)
}
}
func TestPeersJSON_ReadPeersJSON(t *testing.T) {
var err error
var base string
base, err = os.MkdirTemp("", "")
if err != nil {
t.Fatalf("err: %v", err)
}
defer os.RemoveAll(base)
content := []byte(`
["127.0.0.1:123",
"127.0.0.2:123",
"127.0.0.3:123"]
`)
peers := filepath.Join(base, "peers.json")
if err = os.WriteFile(peers, content, 0666); err != nil {
t.Fatalf("err: %v", err)
}
var configuration Configuration
configuration, err = ReadPeersJSON(peers)
if err != nil {
t.Fatalf("err: %v", err)
}
expected := Configuration{
Servers: []Server{
{
Suffrage: Voter,
ID: ServerID("127.0.0.1:123"),
Address: ServerAddress("127.0.0.1:123"),
},
{
Suffrage: Voter,
ID: ServerID("127.0.0.2:123"),
Address: ServerAddress("127.0.0.2:123"),
},
{
Suffrage: Voter,
ID: ServerID("127.0.0.3:123"),
Address: ServerAddress("127.0.0.3:123"),
},
},
}
if !reflect.DeepEqual(configuration, expected) {
t.Fatalf("bad configuration: %+v != %+v", configuration, expected)
}
}
func TestPeersJSON_ReadConfigJSON(t *testing.T) {
var err error
var base string
base, err = os.MkdirTemp("", "")
if err != nil {
t.Fatalf("err: %v", err)
}
defer os.RemoveAll(base)
content := []byte(`
[
{
"id": "adf4238a-882b-9ddc-4a9d-5b6758e4159e",
"address": "127.0.0.1:123",
"non_voter": false
},
{
"id": "8b6dda82-3103-11e7-93ae-92361f002671",
"address": "127.0.0.2:123"
},
{
"id": "97e17742-3103-11e7-93ae-92361f002671",
"address": "127.0.0.3:123",
"non_voter": true
}
]
`)
peers := filepath.Join(base, "peers.json")
if err = os.WriteFile(peers, content, 0666); err != nil {
t.Fatalf("err: %v", err)
}
var configuration Configuration
configuration, err = ReadConfigJSON(peers)
if err != nil {
t.Fatalf("err: %v", err)
}
expected := Configuration{
Servers: []Server{
{
Suffrage: Voter,
ID: ServerID("adf4238a-882b-9ddc-4a9d-5b6758e4159e"),
Address: ServerAddress("127.0.0.1:123"),
},
{
Suffrage: Voter,
ID: ServerID("8b6dda82-3103-11e7-93ae-92361f002671"),
Address: ServerAddress("127.0.0.2:123"),
},
{
Suffrage: Nonvoter,
ID: ServerID("97e17742-3103-11e7-93ae-92361f002671"),
Address: ServerAddress("127.0.0.3:123"),
},
},
}
if !reflect.DeepEqual(configuration, expected) {
t.Fatalf("bad configuration: %+v != %+v", configuration, expected)
}
}
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