Merge pull request #61 from nspcc-dev/fix-putrequest-cid-npe

Fix NPE in PutRequest.CID()

object/service.go

@@ -127,7 +127,9 @@ func (m *PutRequest) NotFull() bool { return checkIsNotFull(m) }
 // CID returns container id value from object put request.
 func (m *PutRequest) CID() CID {
 	if header := m.GetHeader(); header != nil {
-		return header.Object.SystemHeader.CID
+		if obj := header.GetObject(); obj != nil {
+			return obj.SystemHeader.CID
+		}
 	}
 	return refs.CID{}
 }

object/service_test.go

@@ -16,6 +16,7 @@ func TestRequest(t *testing.T) {
 		&DeleteRequest{},
 		&GetRangeRequest{},
 		&GetRangeHashRequest{},
+		MakePutRequestHeader(nil, nil),
 	}
 
 	types := []RequestType{
@@ -26,6 +27,7 @@ func TestRequest(t *testing.T) {
 		RequestDelete,
 		RequestRange,
 		RequestRangeHash,
+		RequestPut,
 	}
 
 	for i := range cases {