restic/internal/textfile/read_test.go
Alexander Neumann eb6650b201 Add textfile
2018-05-01 14:38:59 +02:00

76 lines
1.3 KiB
Go

package textfile
import (
"bytes"
"encoding/hex"
"testing"
"github.com/restic/restic/internal/fs"
)
func writeTempfile(t testing.TB, data []byte) (fs.File, func()) {
f, removeTempfile := fs.TestTempFile(t, "restic-test-textfile-read-")
_, err := f.Write(data)
if err != nil {
t.Fatal(err)
}
err = f.Close()
if err != nil {
t.Fatal(err)
}
return f, removeTempfile
}
func dec(s string) []byte {
data, err := hex.DecodeString(s)
if err != nil {
panic(err)
}
return data
}
func TestRead(t *testing.T) {
var tests = []struct {
data []byte
want []byte
}{
{data: []byte("foo bar baz")},
{data: []byte("Ööbär")},
{
data: []byte("\xef\xbb\xbffööbär"),
want: []byte("fööbär"),
},
{
data: dec("feff006600f600f6006200e40072"),
want: []byte("fööbär"),
},
{
data: dec("fffe6600f600f6006200e4007200"),
want: []byte("fööbär"),
},
}
for _, test := range tests {
t.Run("", func(t *testing.T) {
want := test.want
if want == nil {
want = test.data
}
f, cleanup := writeTempfile(t, test.data)
defer cleanup()
data, err := Read(f.Name())
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(want, data) {
t.Errorf("invalid data returned, want:\n %q\ngot:\n %q", want, data)
}
})
}
}