syncthing/lib/model/testutils_test.go

234 lines
6.3 KiB
Go

// Copyright (C) 2016 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 https://mozilla.org/MPL/2.0/.
package model
import (
"io/ioutil"
"os"
"testing"
"time"
"github.com/syncthing/syncthing/lib/config"
"github.com/syncthing/syncthing/lib/db"
"github.com/syncthing/syncthing/lib/db/backend"
"github.com/syncthing/syncthing/lib/events"
"github.com/syncthing/syncthing/lib/fs"
"github.com/syncthing/syncthing/lib/ignore"
"github.com/syncthing/syncthing/lib/protocol"
"github.com/syncthing/syncthing/lib/rand"
)
var (
myID, device1, device2 protocol.DeviceID
defaultCfgWrapper config.Wrapper
defaultFolderConfig config.FolderConfiguration
defaultFs fs.Filesystem
defaultCfg config.Configuration
defaultAutoAcceptCfg config.Configuration
)
func init() {
myID, _ = protocol.DeviceIDFromString("ZNWFSWE-RWRV2BD-45BLMCV-LTDE2UR-4LJDW6J-R5BPWEB-TXD27XJ-IZF5RA4")
device1, _ = protocol.DeviceIDFromString("AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR")
device2, _ = protocol.DeviceIDFromString("GYRZZQB-IRNPV4Z-T7TC52W-EQYJ3TT-FDQW6MW-DFLMU42-SSSU6EM-FBK2VAY")
defaultFs = fs.NewFilesystem(fs.FilesystemTypeBasic, "testdata")
defaultFolderConfig = testFolderConfig("testdata")
defaultCfgWrapper = createTmpWrapper(config.New(myID))
_, _ = defaultCfgWrapper.SetDevice(config.NewDeviceConfiguration(device1, "device1"))
_, _ = defaultCfgWrapper.SetFolder(defaultFolderConfig)
opts := defaultCfgWrapper.Options()
opts.KeepTemporariesH = 1
_, _ = defaultCfgWrapper.SetOptions(opts)
defaultCfg = defaultCfgWrapper.RawCopy()
defaultAutoAcceptCfg = config.Configuration{
Devices: []config.DeviceConfiguration{
{
DeviceID: myID, // self
},
{
DeviceID: device1,
AutoAcceptFolders: true,
},
{
DeviceID: device2,
AutoAcceptFolders: true,
},
},
Options: config.OptionsConfiguration{
DefaultFolderPath: ".",
},
}
}
func tmpDefaultWrapper() (config.Wrapper, config.FolderConfiguration) {
w := createTmpWrapper(defaultCfgWrapper.RawCopy())
fcfg := testFolderConfigTmp()
_, _ = w.SetFolder(fcfg)
return w, fcfg
}
func testFolderConfigTmp() config.FolderConfiguration {
tmpDir := createTmpDir()
return testFolderConfig(tmpDir)
}
func testFolderConfig(path string) config.FolderConfiguration {
cfg := config.NewFolderConfiguration(myID, "default", "default", fs.FilesystemTypeBasic, path)
cfg.FSWatcherEnabled = false
cfg.Devices = append(cfg.Devices, config.FolderDeviceConfiguration{DeviceID: device1})
return cfg
}
func testFolderConfigFake() config.FolderConfiguration {
cfg := config.NewFolderConfiguration(myID, "default", "default", fs.FilesystemTypeFake, rand.String(32)+"?content=true")
cfg.FSWatcherEnabled = false
cfg.Devices = append(cfg.Devices, config.FolderDeviceConfiguration{DeviceID: device1})
return cfg
}
func setupModelWithConnection() (*model, *fakeConnection, config.FolderConfiguration) {
w, fcfg := tmpDefaultWrapper()
m, fc := setupModelWithConnectionFromWrapper(w)
return m, fc, fcfg
}
func setupModelWithConnectionFromWrapper(w config.Wrapper) (*model, *fakeConnection) {
m := setupModel(w)
fc := addFakeConn(m, device1)
fc.folder = "default"
_ = m.ScanFolder("default")
return m, fc
}
func setupModel(w config.Wrapper) *model {
db := db.NewLowlevel(backend.OpenMemory())
m := newModel(w, myID, "syncthing", "dev", db, nil)
m.ServeBackground()
m.ScanFolders()
return m
}
func newModel(cfg config.Wrapper, id protocol.DeviceID, clientName, clientVersion string, ldb *db.Lowlevel, protectedFiles []string) *model {
evLogger := events.NewLogger()
m := NewModel(cfg, id, clientName, clientVersion, ldb, protectedFiles, evLogger).(*model)
go evLogger.Serve()
return m
}
func cleanupModel(m *model) {
m.Stop()
m.db.Close()
m.evLogger.Stop()
os.Remove(m.cfg.ConfigPath())
}
func cleanupModelAndRemoveDir(m *model, dir string) {
cleanupModel(m)
os.RemoveAll(dir)
}
func createTmpDir() string {
tmpDir, err := ioutil.TempDir("", "syncthing_testFolder-")
if err != nil {
panic("Failed to create temporary testing dir")
}
return tmpDir
}
type alwaysChangedKey struct {
fs fs.Filesystem
name string
}
// alwaysChanges is an ignore.ChangeDetector that always returns true on Changed()
type alwaysChanged struct {
seen map[alwaysChangedKey]struct{}
}
func newAlwaysChanged() *alwaysChanged {
return &alwaysChanged{
seen: make(map[alwaysChangedKey]struct{}),
}
}
func (c *alwaysChanged) Remember(fs fs.Filesystem, name string, _ time.Time) {
c.seen[alwaysChangedKey{fs, name}] = struct{}{}
}
func (c *alwaysChanged) Reset() {
c.seen = make(map[alwaysChangedKey]struct{})
}
func (c *alwaysChanged) Seen(fs fs.Filesystem, name string) bool {
_, ok := c.seen[alwaysChangedKey{fs, name}]
return ok
}
func (c *alwaysChanged) Changed() bool {
return true
}
func localSize(t *testing.T, m Model, folder string) db.Counts {
t.Helper()
snap := dbSnapshot(t, m, folder)
defer snap.Release()
return snap.LocalSize()
}
func globalSize(t *testing.T, m Model, folder string) db.Counts {
t.Helper()
snap := dbSnapshot(t, m, folder)
defer snap.Release()
return snap.GlobalSize()
}
func receiveOnlyChangedSize(t *testing.T, m Model, folder string) db.Counts {
t.Helper()
snap := dbSnapshot(t, m, folder)
defer snap.Release()
return snap.ReceiveOnlyChangedSize()
}
func needSize(t *testing.T, m Model, folder string) db.Counts {
t.Helper()
snap := dbSnapshot(t, m, folder)
defer snap.Release()
return snap.NeedSize()
}
func dbSnapshot(t *testing.T, m Model, folder string) *db.Snapshot {
t.Helper()
snap, err := m.DBSnapshot(folder)
if err != nil {
t.Fatal(err)
}
return snap
}
// Reach in and update the ignore matcher to one that always does
// reloads when asked to, instead of checking file mtimes. This is
// because we will be changing the files on disk often enough that the
// mtimes will be unreliable to determine change status.
func folderIgnoresAlwaysReload(m *model, fcfg config.FolderConfiguration) {
m.removeFolder(fcfg)
fset := db.NewFileSet(fcfg.ID, fcfg.Filesystem(), m.db)
ignores := ignore.New(fcfg.Filesystem(), ignore.WithCache(true), ignore.WithChangeDetector(newAlwaysChanged()))
m.fmut.Lock()
m.addAndStartFolderLockedWithIgnores(fcfg, fset, ignores)
m.fmut.Unlock()
}