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package objects
import (
"bufio"
"bytes"
"testing"
)
func TestUnserializeSuccess(t *testing.T) {
r := bufio.NewReader(bytes.NewBuffer([]byte("blob 16\n0123456789abcdef")))
o, err := Unserialize(r)
if err != nil {
t.Fatalf("Unserialize failed: %s", err)
}
if o.Type != OTBlob {
t.Errorf("expected type %s, got %s", OTBlob, o.Type)
}
if !bytes.Equal([]byte("0123456789abcdef"), o.Payload) {
t.Errorf("Unexpected payload: (size %d) %v", len(o.Payload), o.Payload)
}
}
func TestUnserializeSuccess0Payload(t *testing.T) {
r := bufio.NewReader(bytes.NewBuffer([]byte("blob 0\n")))
o, err := Unserialize(r)
if err != nil {
t.Fatalf("Unserialize failed: %s", err)
}
if o.Type != OTBlob {
t.Errorf("expected type %s, got %s", OTBlob, o.Type)
}
if !bytes.Equal([]byte{}, o.Payload) {
t.Errorf("Unexpected payload: (size %d) %v", len(o.Payload), o.Payload)
}
}
func unserializeMustFail(b []byte, t *testing.T) {
r := bufio.NewReader(bytes.NewBuffer(b))
o, err := Unserialize(r)
if err == nil {
t.Fatalf("Expected an error, but object was successfully read: %#v", o)
}
_, ok := err.(UnserializeError)
if !ok {
t.Fatalf("Unknown error, expected an UnserializeError: %#v", err)
}
}
func TestUnserializeInvalidEmpty(t *testing.T) {
unserializeMustFail([]byte{}, t)
}
func TestUnserializeIncompleteHeader(t *testing.T) {
unserializeMustFail([]byte("foo\nbar"), t)
}
func TestUnserializeInvalidNumber(t *testing.T) {
unserializeMustFail([]byte("blob abc\nbar"), t)
}
func TestUnserializePayloadTooSmall(t *testing.T) {
unserializeMustFail([]byte("blob 10\nbar"), t)
}
func TestSerialize(t *testing.T) {
o := RawObject{
Type: OTBlob,
Payload: []byte("foo bar\nbaz"),
}
buf := new(bytes.Buffer)
if err := o.Serialize(buf); err != nil {
t.Fatalf("Serialization failed:%s", err)
}
b := buf.Bytes()
if !bytes.Equal(b, []byte("blob 11\nfoo bar\nbaz")) {
t.Errorf("Unexpected serialization result: %v", b)
}
}
func TestSerializeAndId(t *testing.T) {
o := RawObject{
Type: OTBlob,
Payload: []byte("foo bar\nbaz"),
}
buf := new(bytes.Buffer)
id, err := o.SerializeAndId(buf, OIdAlgoDefault)
if err != nil {
t.Fatalf("Serialization failed:%s", err)
}
if !id.VerifyObject(o) {
t.Errorf("Verification failed")
}
}
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