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package backup
import (
"bytes"
"code.laria.me/petrific/cache"
"code.laria.me/petrific/fs"
"code.laria.me/petrific/objects"
"code.laria.me/petrific/storage"
"testing"
)
func wantObject(
t *testing.T,
s storage.Storage,
id objects.ObjectId,
want []byte,
) {
have, err := s.Get(id)
if err != nil {
t.Errorf("Could not get %s: %s", id, err)
return
}
if !bytes.Equal(want, have) {
t.Errorf("Wrong result for %s: (size=%d) %#s", id, len(have), have)
}
}
func TestWriteLargeFile(t *testing.T) {
s := storage.NewMemoryStorage()
id, err := WriteFile(s, bytes.NewReader(make([]byte, 2*BlobChunkSize+100)))
if err != nil {
t.Fatalf("Unexpected error when writing file: %s", err)
}
if id.String() != "sha3-256:ab7907ee6b45b343422a0354de500bcf99f5ff69fe8125be84e43d421803c34e" {
t.Errorf("Unexpected file id: %s", id)
}
want_large_blob := append([]byte("blob 16777216\n"), make([]byte, BlobChunkSize)...)
want_small_blob := append([]byte("blob 100\n"), make([]byte, 100)...)
want_file := []byte("file 274\n" +
"blob=sha3-256:7287cbb09bdd8a0d96a6f6297413cd9d09a2763814636245a5a44120e6351be3&size=16777216\n" +
"blob=sha3-256:7287cbb09bdd8a0d96a6f6297413cd9d09a2763814636245a5a44120e6351be3&size=16777216\n" +
"blob=sha3-256:ddf124464f7b80e95f4a9c704f79e7037ff5d731648ba6b40c769893b428128c&size=100\n")
wantObject(t, s, objects.MustParseObjectId("sha3-256:ab7907ee6b45b343422a0354de500bcf99f5ff69fe8125be84e43d421803c34e"), want_file)
wantObject(t, s, objects.MustParseObjectId("sha3-256:7287cbb09bdd8a0d96a6f6297413cd9d09a2763814636245a5a44120e6351be3"), want_large_blob)
wantObject(t, s, objects.MustParseObjectId("sha3-256:ddf124464f7b80e95f4a9c704f79e7037ff5d731648ba6b40c769893b428128c"), want_small_blob)
}
func mkfile(t *testing.T, d fs.Dir, name string, exec bool, content []byte) {
f, err := d.CreateChildFile(name, exec)
if err != nil {
t.Fatalf("Could not create file %s: %s", name, err)
}
rwc, err := f.Open()
if err != nil {
t.Fatalf("Could not create file %s: %s", name, err)
}
defer rwc.Close()
if _, err := rwc.Write(content); err != nil {
t.Fatalf("Could not create file %s: %s", name, err)
}
}
func TestWriteDir(t *testing.T) {
s := storage.NewMemoryStorage()
root := fs.NewMemoryFSRoot("root")
mkfile(t, root, "foo", false, []byte("foo"))
mkfile(t, root, "bar", true, []byte(""))
if _, err := root.CreateChildSymlink("baz", "foo"); err != nil {
t.Fatalf("Failed creating symlink baz: %s", err)
}
d, err := root.CreateChildDir("sub")
if err != nil {
t.Fatalf("Failed creating dir: %s", err)
}
mkfile(t, d, "a", false, []byte(""))
if _, err = d.CreateChildDir("b"); err != nil {
t.Fatalf("Failed creating dir: %s", err)
}
id, err := WriteDir(s, "", root, cache.NopCache{})
if err != nil {
t.Fatalf("Could not WriteDir: %s", err)
}
if id.String() != "sha3-256:09e881f57befa1eacec744e3857a36f0d9d5dd1fa72ba96564b467a3d7d0c0d5" {
t.Errorf("Unexpected dir id: %s", id)
}
wantObject(t, s, objid_emptyfile, obj_emptyfile)
wantObject(t, s, objid_fooblob, obj_fooblob)
wantObject(t, s, objid_foofile, obj_foofile)
wantObject(t, s, objid_emptytree, obj_emptytree)
wantObject(t, s, objid_subtree, obj_subtree)
wantObject(t, s, objid_testtree, obj_testtree)
}
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