bitcask-mirror/internal/utils_test.go
yashschandra f4357e6f18
local live backup support (#185)
* live backup first commit

* exclude lock file in backup

* create path if not exist for backup

Co-authored-by: yash <yash.chandra@grabpay.com>
Co-authored-by: James Mills <prologic@shortcircuit.net.au>
2020-11-30 07:49:02 +10:00

109 lines
2.7 KiB
Go

package internal
import (
"io"
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/assert"
)
func Test_Copy(t *testing.T) {
assert := assert.New(t)
t.Run("CopyDir", func(t *testing.T) {
tempsrc, err := ioutil.TempDir("", "test")
assert.NoError(err)
defer os.RemoveAll(tempsrc)
var f *os.File
tempdir, err := ioutil.TempDir(tempsrc, "")
assert.NoError(err)
f, err = os.OpenFile(filepath.Join(tempsrc, "file1"), os.O_WRONLY|os.O_CREATE, 0755)
assert.NoError(err)
n, err := f.WriteString("test123")
assert.Equal(7, n)
assert.NoError(err)
f.Close()
f, err = os.OpenFile(filepath.Join(tempsrc, "file2"), os.O_WRONLY|os.O_CREATE, 0755)
assert.NoError(err)
n, err = f.WriteString("test1234")
assert.Equal(8, n)
assert.NoError(err)
f.Close()
f, err = os.OpenFile(filepath.Join(tempsrc, "file3"), os.O_WRONLY|os.O_CREATE, 0755)
assert.NoError(err)
f.Close()
tempdst, err := ioutil.TempDir("", "backup")
assert.NoError(err)
defer os.RemoveAll(tempdst)
err = Copy(tempsrc, tempdst, []string{"file3"})
assert.NoError(err)
buf := make([]byte, 10)
exists := Exists(filepath.Join(tempdst, filepath.Base(tempdir)))
assert.Equal(true, exists)
f, err = os.Open(filepath.Join(tempdst, "file1"))
assert.NoError(err)
n, err = f.Read(buf[:7])
assert.NoError(err)
assert.Equal(7, n)
assert.Equal([]byte("test123"), buf[:7])
_, err = f.Read(buf)
assert.Equal(io.EOF, err)
f.Close()
f, err = os.Open(filepath.Join(tempdst, "file2"))
assert.NoError(err)
n, err = f.Read(buf[:8])
assert.NoError(err)
assert.Equal(8, n)
assert.Equal([]byte("test1234"), buf[:8])
_, err = f.Read(buf)
assert.Equal(io.EOF, err)
f.Close()
exists = Exists(filepath.Join(tempdst, "file3"))
assert.Equal(false, exists)
})
}
func Test_SaveAndLoad(t *testing.T) {
assert := assert.New(t)
t.Run("save and load", func(t *testing.T) {
tempdir, err := ioutil.TempDir("", "bitcask")
assert.NoError(err)
defer os.RemoveAll(tempdir)
type test struct {
Value bool `json:"value"`
}
m := test{Value: true}
err = SaveJsonToFile(&m, filepath.Join(tempdir, "meta.json"), 0755)
assert.NoError(err)
m1 := test{}
err = LoadFromJsonFile(filepath.Join(tempdir, "meta.json"), &m1)
assert.NoError(err)
assert.Equal(m, m1)
})
t.Run("save and load error", func(t *testing.T) {
tempdir, err := ioutil.TempDir("", "bitcask")
assert.NoError(err)
defer os.RemoveAll(tempdir)
type test struct {
Value bool `json:"value"`
}
err = SaveJsonToFile(make(chan int), filepath.Join(tempdir, "meta.json"), 0755)
assert.Error(err)
m1 := test{}
err = LoadFromJsonFile(filepath.Join(tempdir, "meta.json"), &m1)
assert.Error(err)
})
}