syncthing/lib/db/set_test.go
2016-01-28 09:12:01 +01:00

655 lines
20 KiB
Go

// Copyright (C) 2014 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at http://mozilla.org/MPL/2.0/.
package db_test
import (
"bytes"
"fmt"
"os"
"reflect"
"sort"
"testing"
"github.com/syncthing/syncthing/lib/db"
"github.com/syncthing/syncthing/lib/protocol"
)
var remoteDevice0, remoteDevice1 protocol.DeviceID
func init() {
remoteDevice0, _ = protocol.DeviceIDFromString("AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR")
remoteDevice1, _ = protocol.DeviceIDFromString("I6KAH76-66SLLLB-5PFXSOA-UFJCDZC-YAOMLEK-CP2GB32-BV5RQST-3PSROAU")
}
const myID = 1
func genBlocks(n int) []protocol.BlockInfo {
b := make([]protocol.BlockInfo, n)
for i := range b {
h := make([]byte, 32)
for j := range h {
h[j] = byte(i + j)
}
b[i].Size = int32(i)
b[i].Hash = h
}
return b
}
func globalList(s *db.FileSet) []protocol.FileInfo {
var fs []protocol.FileInfo
s.WithGlobal(func(fi db.FileIntf) bool {
f := fi.(protocol.FileInfo)
fs = append(fs, f)
return true
})
return fs
}
func haveList(s *db.FileSet, n protocol.DeviceID) []protocol.FileInfo {
var fs []protocol.FileInfo
s.WithHave(n, func(fi db.FileIntf) bool {
f := fi.(protocol.FileInfo)
fs = append(fs, f)
return true
})
return fs
}
func needList(s *db.FileSet, n protocol.DeviceID) []protocol.FileInfo {
var fs []protocol.FileInfo
s.WithNeed(n, func(fi db.FileIntf) bool {
f := fi.(protocol.FileInfo)
fs = append(fs, f)
return true
})
return fs
}
type fileList []protocol.FileInfo
func (l fileList) Len() int {
return len(l)
}
func (l fileList) Less(a, b int) bool {
return l[a].Name < l[b].Name
}
func (l fileList) Swap(a, b int) {
l[a], l[b] = l[b], l[a]
}
func (l fileList) String() string {
var b bytes.Buffer
b.WriteString("[]protocol.FileList{\n")
for _, f := range l {
fmt.Fprintf(&b, " %q: #%d, %d bytes, %d blocks, flags=%o\n", f.Name, f.Version, f.Size(), len(f.Blocks), f.Flags)
}
b.WriteString("}")
return b.String()
}
func TestGlobalSet(t *testing.T) {
ldb := db.OpenMemory()
m := db.NewFileSet("test", ldb)
local0 := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(1)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(3)},
protocol.FileInfo{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "z", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(8)},
}
local1 := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(1)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(3)},
protocol.FileInfo{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "z", Version: protocol.Vector{{ID: myID, Value: 1001}}, Flags: protocol.FlagDeleted},
}
localTot := fileList{
local0[0],
local0[1],
local0[2],
local0[3],
protocol.FileInfo{Name: "z", Version: protocol.Vector{{ID: myID, Value: 1001}}, Flags: protocol.FlagDeleted},
}
remote0 := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(1)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1001}}, Blocks: genBlocks(5)},
}
remote1 := fileList{
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1001}}, Blocks: genBlocks(6)},
protocol.FileInfo{Name: "e", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(7)},
}
remoteTot := fileList{
remote0[0],
remote1[0],
remote0[2],
remote1[1],
}
expectedGlobal := fileList{
remote0[0], // a
remote1[0], // b
remote0[2], // c
localTot[3], // d
remote1[1], // e
localTot[4], // z
}
expectedLocalNeed := fileList{
remote1[0],
remote0[2],
remote1[1],
}
expectedRemoteNeed := fileList{
local0[3],
}
m.Replace(protocol.LocalDeviceID, local0)
m.Replace(protocol.LocalDeviceID, local1)
m.Replace(remoteDevice0, remote0)
m.Update(remoteDevice0, remote1)
g := fileList(globalList(m))
sort.Sort(g)
if fmt.Sprint(g) != fmt.Sprint(expectedGlobal) {
t.Errorf("Global incorrect;\n A: %v !=\n E: %v", g, expectedGlobal)
}
globalFiles, globalDeleted, globalBytes := 0, 0, int64(0)
for _, f := range g {
if f.IsInvalid() {
continue
}
if f.IsDeleted() {
globalDeleted++
} else {
globalFiles++
}
globalBytes += f.Size()
}
gsFiles, gsDeleted, gsBytes := m.GlobalSize()
if gsFiles != globalFiles {
t.Errorf("Incorrect GlobalSize files; %d != %d", gsFiles, globalFiles)
}
if gsDeleted != globalDeleted {
t.Errorf("Incorrect GlobalSize deleted; %d != %d", gsDeleted, globalDeleted)
}
if gsBytes != globalBytes {
t.Errorf("Incorrect GlobalSize bytes; %d != %d", gsBytes, globalBytes)
}
h := fileList(haveList(m, protocol.LocalDeviceID))
sort.Sort(h)
if fmt.Sprint(h) != fmt.Sprint(localTot) {
t.Errorf("Have incorrect;\n A: %v !=\n E: %v", h, localTot)
}
haveFiles, haveDeleted, haveBytes := 0, 0, int64(0)
for _, f := range h {
if f.IsInvalid() {
continue
}
if f.IsDeleted() {
haveDeleted++
} else {
haveFiles++
}
haveBytes += f.Size()
}
lsFiles, lsDeleted, lsBytes := m.LocalSize()
if lsFiles != haveFiles {
t.Errorf("Incorrect LocalSize files; %d != %d", lsFiles, haveFiles)
}
if lsDeleted != haveDeleted {
t.Errorf("Incorrect LocalSize deleted; %d != %d", lsDeleted, haveDeleted)
}
if lsBytes != haveBytes {
t.Errorf("Incorrect LocalSize bytes; %d != %d", lsBytes, haveBytes)
}
h = fileList(haveList(m, remoteDevice0))
sort.Sort(h)
if fmt.Sprint(h) != fmt.Sprint(remoteTot) {
t.Errorf("Have incorrect;\n A: %v !=\n E: %v", h, remoteTot)
}
n := fileList(needList(m, protocol.LocalDeviceID))
sort.Sort(n)
if fmt.Sprint(n) != fmt.Sprint(expectedLocalNeed) {
t.Errorf("Need incorrect;\n A: %v !=\n E: %v", n, expectedLocalNeed)
}
n = fileList(needList(m, remoteDevice0))
sort.Sort(n)
if fmt.Sprint(n) != fmt.Sprint(expectedRemoteNeed) {
t.Errorf("Need incorrect;\n A: %v !=\n E: %v", n, expectedRemoteNeed)
}
f, ok := m.Get(protocol.LocalDeviceID, "b")
if !ok {
t.Error("Unexpectedly not OK")
}
if fmt.Sprint(f) != fmt.Sprint(localTot[1]) {
t.Errorf("Get incorrect;\n A: %v !=\n E: %v", f, localTot[1])
}
f, ok = m.Get(remoteDevice0, "b")
if !ok {
t.Error("Unexpectedly not OK")
}
if fmt.Sprint(f) != fmt.Sprint(remote1[0]) {
t.Errorf("Get incorrect;\n A: %v !=\n E: %v", f, remote1[0])
}
f, ok = m.GetGlobal("b")
if !ok {
t.Error("Unexpectedly not OK")
}
if fmt.Sprint(f) != fmt.Sprint(remote1[0]) {
t.Errorf("GetGlobal incorrect;\n A: %v !=\n E: %v", f, remote1[0])
}
f, ok = m.Get(protocol.LocalDeviceID, "zz")
if ok {
t.Error("Unexpectedly OK")
}
if f.Name != "" {
t.Errorf("Get incorrect;\n A: %v !=\n E: %v", f, protocol.FileInfo{})
}
f, ok = m.GetGlobal("zz")
if ok {
t.Error("Unexpectedly OK")
}
if f.Name != "" {
t.Errorf("GetGlobal incorrect;\n A: %v !=\n E: %v", f, protocol.FileInfo{})
}
av := []protocol.DeviceID{protocol.LocalDeviceID, remoteDevice0}
a := m.Availability("a")
if !(len(a) == 2 && (a[0] == av[0] && a[1] == av[1] || a[0] == av[1] && a[1] == av[0])) {
t.Errorf("Availability incorrect;\n A: %v !=\n E: %v", a, av)
}
a = m.Availability("b")
if len(a) != 1 || a[0] != remoteDevice0 {
t.Errorf("Availability incorrect;\n A: %v !=\n E: %v", a, remoteDevice0)
}
a = m.Availability("d")
if len(a) != 1 || a[0] != protocol.LocalDeviceID {
t.Errorf("Availability incorrect;\n A: %v !=\n E: %v", a, protocol.LocalDeviceID)
}
}
func TestNeedWithInvalid(t *testing.T) {
ldb := db.OpenMemory()
s := db.NewFileSet("test", ldb)
localHave := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(1)},
}
remote0Have := fileList{
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1001}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(5), Flags: protocol.FlagInvalid},
protocol.FileInfo{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1003}}, Blocks: genBlocks(7)},
}
remote1Have := fileList{
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(7)},
protocol.FileInfo{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1003}}, Blocks: genBlocks(5), Flags: protocol.FlagInvalid},
protocol.FileInfo{Name: "e", Version: protocol.Vector{{ID: myID, Value: 1004}}, Blocks: genBlocks(5), Flags: protocol.FlagInvalid},
}
expectedNeed := fileList{
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1001}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(7)},
protocol.FileInfo{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1003}}, Blocks: genBlocks(7)},
}
s.Replace(protocol.LocalDeviceID, localHave)
s.Replace(remoteDevice0, remote0Have)
s.Replace(remoteDevice1, remote1Have)
need := fileList(needList(s, protocol.LocalDeviceID))
sort.Sort(need)
if fmt.Sprint(need) != fmt.Sprint(expectedNeed) {
t.Errorf("Need incorrect;\n A: %v !=\n E: %v", need, expectedNeed)
}
}
func TestUpdateToInvalid(t *testing.T) {
ldb := db.OpenMemory()
s := db.NewFileSet("test", ldb)
localHave := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(1)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1001}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(5), Flags: protocol.FlagInvalid},
protocol.FileInfo{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1003}}, Blocks: genBlocks(7)},
}
s.Replace(protocol.LocalDeviceID, localHave)
have := fileList(haveList(s, protocol.LocalDeviceID))
sort.Sort(have)
if fmt.Sprint(have) != fmt.Sprint(localHave) {
t.Errorf("Have incorrect before invalidation;\n A: %v !=\n E: %v", have, localHave)
}
localHave[1] = protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1001}}, Flags: protocol.FlagInvalid}
s.Update(protocol.LocalDeviceID, localHave[1:2])
have = fileList(haveList(s, protocol.LocalDeviceID))
sort.Sort(have)
if fmt.Sprint(have) != fmt.Sprint(localHave) {
t.Errorf("Have incorrect after invalidation;\n A: %v !=\n E: %v", have, localHave)
}
}
func TestInvalidAvailability(t *testing.T) {
ldb := db.OpenMemory()
s := db.NewFileSet("test", ldb)
remote0Have := fileList{
protocol.FileInfo{Name: "both", Version: protocol.Vector{{ID: myID, Value: 1001}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "r1only", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(5), Flags: protocol.FlagInvalid},
protocol.FileInfo{Name: "r0only", Version: protocol.Vector{{ID: myID, Value: 1003}}, Blocks: genBlocks(7)},
protocol.FileInfo{Name: "none", Version: protocol.Vector{{ID: myID, Value: 1004}}, Blocks: genBlocks(5), Flags: protocol.FlagInvalid},
}
remote1Have := fileList{
protocol.FileInfo{Name: "both", Version: protocol.Vector{{ID: myID, Value: 1001}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "r1only", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(7)},
protocol.FileInfo{Name: "r0only", Version: protocol.Vector{{ID: myID, Value: 1003}}, Blocks: genBlocks(5), Flags: protocol.FlagInvalid},
protocol.FileInfo{Name: "none", Version: protocol.Vector{{ID: myID, Value: 1004}}, Blocks: genBlocks(5), Flags: protocol.FlagInvalid},
}
s.Replace(remoteDevice0, remote0Have)
s.Replace(remoteDevice1, remote1Have)
if av := s.Availability("both"); len(av) != 2 {
t.Error("Incorrect availability for 'both':", av)
}
if av := s.Availability("r0only"); len(av) != 1 || av[0] != remoteDevice0 {
t.Error("Incorrect availability for 'r0only':", av)
}
if av := s.Availability("r1only"); len(av) != 1 || av[0] != remoteDevice1 {
t.Error("Incorrect availability for 'r1only':", av)
}
if av := s.Availability("none"); len(av) != 0 {
t.Error("Incorrect availability for 'none':", av)
}
}
func TestGlobalReset(t *testing.T) {
ldb := db.OpenMemory()
m := db.NewFileSet("test", ldb)
local := []protocol.FileInfo{
{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
remote := []protocol.FileInfo{
{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1001}}},
{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}},
{Name: "e", Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
m.Replace(protocol.LocalDeviceID, local)
g := globalList(m)
sort.Sort(fileList(g))
if fmt.Sprint(g) != fmt.Sprint(local) {
t.Errorf("Global incorrect;\n%v !=\n%v", g, local)
}
m.Replace(remoteDevice0, remote)
m.Replace(remoteDevice0, nil)
g = globalList(m)
sort.Sort(fileList(g))
if fmt.Sprint(g) != fmt.Sprint(local) {
t.Errorf("Global incorrect;\n%v !=\n%v", g, local)
}
}
func TestNeed(t *testing.T) {
ldb := db.OpenMemory()
m := db.NewFileSet("test", ldb)
local := []protocol.FileInfo{
{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
remote := []protocol.FileInfo{
{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1001}}},
{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}},
{Name: "e", Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
shouldNeed := []protocol.FileInfo{
{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1001}}},
{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}},
{Name: "e", Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
m.Replace(protocol.LocalDeviceID, local)
m.Replace(remoteDevice0, remote)
need := needList(m, protocol.LocalDeviceID)
sort.Sort(fileList(need))
sort.Sort(fileList(shouldNeed))
if fmt.Sprint(need) != fmt.Sprint(shouldNeed) {
t.Errorf("Need incorrect;\n%v !=\n%v", need, shouldNeed)
}
}
func TestLocalVersion(t *testing.T) {
ldb := db.OpenMemory()
m := db.NewFileSet("test", ldb)
local1 := []protocol.FileInfo{
{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
local2 := []protocol.FileInfo{
local1[0],
// [1] deleted
local1[2],
{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1002}}},
{Name: "e", Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
m.Replace(protocol.LocalDeviceID, local1)
c0 := m.LocalVersion(protocol.LocalDeviceID)
m.Replace(protocol.LocalDeviceID, local2)
c1 := m.LocalVersion(protocol.LocalDeviceID)
if !(c1 > c0) {
t.Fatal("Local version number should have incremented")
}
}
func TestListDropFolder(t *testing.T) {
ldb := db.OpenMemory()
s0 := db.NewFileSet("test0", ldb)
local1 := []protocol.FileInfo{
{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1000}}},
{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
s0.Replace(protocol.LocalDeviceID, local1)
s1 := db.NewFileSet("test1", ldb)
local2 := []protocol.FileInfo{
{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1002}}},
{Name: "e", Version: protocol.Vector{{ID: myID, Value: 1002}}},
{Name: "f", Version: protocol.Vector{{ID: myID, Value: 1002}}},
}
s1.Replace(remoteDevice0, local2)
// Check that we have both folders and their data is in the global list
expectedFolderList := []string{"test0", "test1"}
if actualFolderList := ldb.ListFolders(); !reflect.DeepEqual(actualFolderList, expectedFolderList) {
t.Fatalf("FolderList mismatch\nE: %v\nA: %v", expectedFolderList, actualFolderList)
}
if l := len(globalList(s0)); l != 3 {
t.Errorf("Incorrect global length %d != 3 for s0", l)
}
if l := len(globalList(s1)); l != 3 {
t.Errorf("Incorrect global length %d != 3 for s1", l)
}
// Drop one of them and check that it's gone.
db.DropFolder(ldb, "test1")
expectedFolderList = []string{"test0"}
if actualFolderList := ldb.ListFolders(); !reflect.DeepEqual(actualFolderList, expectedFolderList) {
t.Fatalf("FolderList mismatch\nE: %v\nA: %v", expectedFolderList, actualFolderList)
}
if l := len(globalList(s0)); l != 3 {
t.Errorf("Incorrect global length %d != 3 for s0", l)
}
if l := len(globalList(s1)); l != 0 {
t.Errorf("Incorrect global length %d != 0 for s1", l)
}
}
func TestGlobalNeedWithInvalid(t *testing.T) {
ldb := db.OpenMemory()
s := db.NewFileSet("test1", ldb)
rem0 := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1002}}, Flags: protocol.FlagInvalid},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(4)},
}
s.Replace(remoteDevice0, rem0)
rem1 := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}, Flags: protocol.FlagInvalid},
}
s.Replace(remoteDevice1, rem1)
total := fileList{
// There's a valid copy of each file, so it should be merged
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1002}}, Blocks: genBlocks(4)},
}
need := fileList(needList(s, protocol.LocalDeviceID))
if fmt.Sprint(need) != fmt.Sprint(total) {
t.Errorf("Need incorrect;\n A: %v !=\n E: %v", need, total)
}
global := fileList(globalList(s))
if fmt.Sprint(global) != fmt.Sprint(total) {
t.Errorf("Global incorrect;\n A: %v !=\n E: %v", global, total)
}
}
func TestLongPath(t *testing.T) {
ldb := db.OpenMemory()
s := db.NewFileSet("test", ldb)
var b bytes.Buffer
for i := 0; i < 100; i++ {
b.WriteString("012345678901234567890123456789012345678901234567890")
}
name := b.String() // 5000 characters
local := []protocol.FileInfo{
{Name: string(name), Version: protocol.Vector{{ID: myID, Value: 1000}}},
}
s.Replace(protocol.LocalDeviceID, local)
gf := globalList(s)
if l := len(gf); l != 1 {
t.Fatalf("Incorrect len %d != 1 for global list", l)
}
if gf[0].Name != local[0].Name {
t.Errorf("Incorrect long filename;\n%q !=\n%q",
gf[0].Name, local[0].Name)
}
}
func BenchmarkUpdateOneFile(b *testing.B) {
local0 := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(1)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(3)},
protocol.FileInfo{Name: "d", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(4)},
// A longer name is more realistic and causes more allocations
protocol.FileInfo{Name: "zajksdhaskjdh/askjdhaskjdashkajshd/kasjdhaskjdhaskdjhaskdjash/dkjashdaksjdhaskdjahskdjh", Version: protocol.Vector{{ID: myID, Value: 1000}}, Blocks: genBlocks(8)},
}
ldb, err := db.Open("testdata/benchmarkupdate.db")
if err != nil {
b.Fatal(err)
}
defer func() {
ldb.Close()
os.RemoveAll("testdata/benchmarkupdate.db")
}()
m := db.NewFileSet("test", ldb)
m.Replace(protocol.LocalDeviceID, local0)
l := local0[4:5]
for i := 0; i < b.N; i++ {
l[0].Version = l[0].Version.Update(myID)
m.Update(protocol.LocalDeviceID, local0)
}
b.ReportAllocs()
}