diff --git a/archive/pfs/chunk/server_test.go b/archive/pfs/chunk/server_test.go
new file mode 100644
index 0000000..9549a06
--- /dev/null
+++ b/archive/pfs/chunk/server_test.go
@@ -0,0 +1,103 @@
+package chunk
+
+import (
+	"bytes"
+	"context"
+	"testing"
+
+	"github.com/giolekva/pcloud/pfs/api"
+)
+
+func TestStoreChunk(t *testing.T) {
+	s := ChunkServer{factory: &InMemoryChunkFactory{}}
+	_, err := s.CreateChunk(context.Background(), &api.CreateChunkRequest{
+		ChunkId: "foo",
+		Size:    11,
+		Role:    api.ReplicaRole_PRIMARY})
+	if err != nil {
+		t.Error(err)
+	}
+	_, err = s.WriteChunk(context.Background(), &api.WriteChunkRequest{
+		ChunkId: "foo",
+		Offset:  0,
+		Data:    []byte("hello world")})
+	if err != nil {
+		t.Error(err)
+	}
+}
+
+func TestStoreAndReadChunk(t *testing.T) {
+	s := ChunkServer{factory: &InMemoryChunkFactory{}}
+	_, err := s.CreateChunk(context.Background(), &api.CreateChunkRequest{
+		ChunkId: "foo",
+		Size:    11,
+		Role:    api.ReplicaRole_PRIMARY})
+	if err != nil {
+		t.Error(err)
+	}
+	_, err = s.WriteChunk(context.Background(), &api.WriteChunkRequest{
+		ChunkId: "foo",
+		Offset:  0,
+		Data:    []byte("hello world")})
+	if err != nil {
+		t.Error(err)
+	}
+	resp, err := s.ReadChunk(context.Background(), &api.ReadChunkRequest{
+		ChunkId:  "foo",
+		NumBytes: 100})
+	if err != nil {
+		t.Error(err)
+	}
+	if bytes.Compare(resp.Data, []byte("hello world")) != 0 {
+		t.Errorf("Expected: %s\nGot: %s\n", "hello world", resp.Data)
+	}
+}
+
+func TestReadWithOffsets(t *testing.T) {
+	s := ChunkServer{factory: &InMemoryChunkFactory{}}
+	_, err := s.CreateChunk(context.Background(), &api.CreateChunkRequest{
+		ChunkId: "foo",
+		Size:    11,
+		Role:    api.ReplicaRole_PRIMARY})
+	if err != nil {
+		t.Error(err)
+	}
+	_, err = s.WriteChunk(context.Background(), &api.WriteChunkRequest{
+		ChunkId: "foo",
+		Offset:  0,
+		Data:    []byte("hello world")})
+	if err != nil {
+		t.Error(err)
+	}
+	resp, err := s.ReadChunk(context.Background(), &api.ReadChunkRequest{
+		ChunkId:  "foo",
+		Offset:   0,
+		NumBytes: 2})
+	if err != nil {
+		t.Error(err)
+	}
+	if bytes.Compare(resp.Data, []byte("he")) != 0 {
+		t.Errorf("Expected: %s\nGot: %s\n", "he", resp.Data)
+	}
+	resp, err = s.ReadChunk(context.Background(), &api.ReadChunkRequest{
+		ChunkId:  "foo",
+		Offset:   2,
+		NumBytes: 2})
+	if err != nil {
+		t.Error(err)
+	}
+	if bytes.Compare(resp.Data, []byte("ll")) != 0 {
+		t.Errorf("Expected: %s\nGot: %s\n", "ll", resp.Data)
+	}
+	resp, err = s.ReadChunk(context.Background(), &api.ReadChunkRequest{
+		ChunkId:  "foo",
+		Offset:   4,
+		NumBytes: 100})
+	if err != nil {
+		t.Error(err)
+	}
+	if bytes.Compare(resp.Data, []byte("o world")) != 0 {
+		t.Errorf("Expected: %s\nGot: %s\n", "o world", resp.Data)
+	}
+
+}