[#69] object: Initial EC implementation

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>

object/test/generate.go

@@ -137,6 +137,31 @@ func GenerateSplitInfo(empty bool) *object.SplitInfo {
 	return m
 }
 
+func GenerateECInfo(empty bool) *object.ECInfo {
+	m := new(object.ECInfo)
+
+	if !empty {
+		m.Chunks = make([]object.ECChunk, 2)
+		for i := range m.Chunks {
+			m.Chunks[i] = *GenerateECChunk(false)
+		}
+	}
+
+	return m
+}
+
+func GenerateECChunk(empty bool) *object.ECChunk {
+	m := new(object.ECChunk)
+
+	if !empty {
+		m.ID = *refstest.GenerateObjectID(false)
+		m.Index = 4
+		m.Total = 7
+	}
+
+	return m
+}
+
 func GenerateGetRequestBody(empty bool) *object.GetRequestBody {
 	m := new(object.GetRequestBody)