ledisdb/server/snapshot_test.go

80 lines
1.4 KiB
Go

package server
import (
"io"
"io/ioutil"
"os"
"path"
"testing"
"git.internal/re/ledisdb/config"
)
type testSnapshotDumper struct {
}
func (d *testSnapshotDumper) Dump(w io.Writer) error {
w.Write([]byte("hello world"))
return nil
}
func TestSnapshot(t *testing.T) {
cfg := config.NewConfigDefault()
cfg.Snapshot.MaxNum = 2
cfg.Snapshot.Path = path.Join(os.TempDir(), "snapshot")
defer os.RemoveAll(cfg.Snapshot.Path)
d := new(testSnapshotDumper)
s, err := newSnapshotStore(cfg)
if err != nil {
t.Fatal(err)
}
if f, _, err := s.Create(d); err != nil {
t.Fatal(err)
} else {
defer f.Close()
if b, _ := ioutil.ReadAll(f); string(b) != "hello world" {
t.Fatal("invalid read snapshot")
}
if len(s.names) != 1 {
t.Fatal("must 1 snapshot")
}
}
if f, _, err := s.Create(d); err != nil {
t.Fatal(err)
} else {
defer f.Close()
if b, _ := ioutil.ReadAll(f); string(b) != "hello world" {
t.Fatal("invalid read snapshot")
}
if len(s.names) != 2 {
t.Fatal("must 2 snapshot")
}
}
if f, _, err := s.Create(d); err != nil {
t.Fatal(err)
} else {
defer f.Close()
if b, _ := ioutil.ReadAll(f); string(b) != "hello world" {
t.Fatal("invalid read snapshot")
}
if len(s.names) != 2 {
t.Fatal("must 2 snapshot")
}
}
fs, _ := ioutil.ReadDir(cfg.Snapshot.Path)
if len(fs) != 2 {
t.Fatal("must 2 snapshot")
}
s.Close()
}