[#623] Fix using copy numbers during multipart

Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>

api/handler/multipart_upload_test.go

@@ -81,6 +81,26 @@ func TestDeleteMultipartAllParts(t *testing.T) {
 	require.Empty(t, hc.tp.Objects())
 }
 
+func TestMultipartCopiesNumber(t *testing.T) {
+	hc := prepareHandlerContext(t)
+
+	bktName, objName := "bucket", "object"
+
+	createTestBucket(hc, bktName)
+
+	copies := []uint32{2, 0}
+
+	hc.config.copiesNumbers = map[string][]uint32{"default": copies}
+
+	multipartInfo := createMultipartUpload(hc, bktName, objName, nil)
+	uploadPart(hc, bktName, objName, multipartInfo.UploadID, 1, layer.UploadMinSize)
+
+	objs := hc.tp.Objects()
+	require.Len(t, objs, 1)
+
+	require.EqualValues(t, copies, hc.tp.CopiesNumbers(addrFromObject(objs[0]).EncodeToString()))
+}
+
 func TestSpecialMultipartName(t *testing.T) {
 	hc := prepareHandlerContextWithMinCache(t)
 
@@ -792,3 +812,14 @@ func listPartsBase(hc *handlerContext, bktName, objName string, encrypted bool,
 
 	return listPartsResponse
 }
+
+func addrFromObject(obj *object.Object) oid.Address {
+	var addr oid.Address
+	cnrID, _ := obj.ContainerID()
+	objID, _ := obj.ID()
+
+	addr.SetContainer(cnrID)
+	addr.SetObject(objID)
+
+	return addr
+}