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restic/internal/restorer/fileswriter_test.go
Igor Fedorenko f17ffa0283 restorer: Allow writing target file blobs out of order
Much simpler implementation that guarantees each required pack
is downloaded only once (and hence does not need to manage
pack cache). Also improves large file restore performance.

Signed-off-by: Igor Fedorenko <igor@ifedorenko.com>
2020-02-26 16:14:45 +01:00

43 lines
1011 B
Go

package restorer
import (
"io/ioutil"
"testing"
rtest "github.com/restic/restic/internal/test"
)
func TestFilesWriterBasic(t *testing.T) {
dir, cleanup := rtest.TempDir(t)
defer cleanup()
w := newFilesWriter(1)
f1 := dir + "/f1"
f2 := dir + "/f2"
rtest.OK(t, w.writeToFile(f1, []byte{1}, 0, true))
rtest.Equals(t, 0, len(w.buckets[0].files))
rtest.Equals(t, 0, len(w.buckets[0].users))
rtest.OK(t, w.writeToFile(f2, []byte{2}, 0, true))
rtest.Equals(t, 0, len(w.buckets[0].files))
rtest.Equals(t, 0, len(w.buckets[0].users))
rtest.OK(t, w.writeToFile(f1, []byte{1}, 1, false))
rtest.Equals(t, 0, len(w.buckets[0].files))
rtest.Equals(t, 0, len(w.buckets[0].users))
rtest.OK(t, w.writeToFile(f2, []byte{2}, 1, false))
rtest.Equals(t, 0, len(w.buckets[0].files))
rtest.Equals(t, 0, len(w.buckets[0].users))
buf, err := ioutil.ReadFile(f1)
rtest.OK(t, err)
rtest.Equals(t, []byte{1, 1}, buf)
buf, err = ioutil.ReadFile(f2)
rtest.OK(t, err)
rtest.Equals(t, []byte{2, 2}, buf)
}