@@ -1,7 +1,9 @@

 package graph

 import (

-	"github.com/dotcloud/docker/fake"

+	"archive/tar"

+	"bytes"

+	"io"

 	"io/ioutil"

 	"os"

 	"path"

@@ -29,7 +31,7 @@ func TestInit(t *testing.T) {

 func TestCreate(t *testing.T) {

 	graph := tempGraph(t)

 	defer os.RemoveAll(graph.Root)

-	archive, err := fake.FakeTar()

+	archive, err := fakeTar()

 	if err != nil {

 		t.Fatal(err)

 	}

@@ -53,7 +55,7 @@ func TestCreate(t *testing.T) {

 func TestRegister(t *testing.T) {

 	graph := tempGraph(t)

 	defer os.RemoveAll(graph.Root)

-	archive, err := fake.FakeTar()

+	archive, err := fakeTar()

 	if err != nil {

 		t.Fatal(err)

 	}

@@ -86,7 +88,7 @@ func TestRegister(t *testing.T) {

 func TestMount(t *testing.T) {

 	graph := tempGraph(t)

 	defer os.RemoveAll(graph.Root)

-	archive, err := fake.FakeTar()

+	archive, err := fakeTar()

 	if err != nil {

 		t.Fatal(err)

 	}

@@ -121,7 +123,7 @@ func TestMount(t *testing.T) {

 func TestDelete(t *testing.T) {

 	graph := tempGraph(t)

 	defer os.RemoveAll(graph.Root)

-	archive, err := fake.FakeTar()

+	archive, err := fakeTar()

 	if err != nil {

 		t.Fatal(err)

 	}

@@ -183,9 +185,26 @@ func tempGraph(t *testing.T) *Graph {

 }

 func testArchive(t *testing.T) Archive {

-	archive, err := fake.FakeTar()

+	archive, err := fakeTar()

 	if err != nil {

 		t.Fatal(err)

 	}

 	return archive

 }

+

+func fakeTar() (io.Reader, error) {

+	content := []byte("Hello world!\n")

+	buf := new(bytes.Buffer)

+	tw := tar.NewWriter(buf)

+	for _, name := range []string{"/etc/postgres/postgres.conf", "/etc/passwd", "/var/log/postgres/postgres.conf"} {

+		hdr := new(tar.Header)

+		hdr.Size = int64(len(content))

+		hdr.Name = name

+		if err := tw.WriteHeader(hdr); err != nil {

+			return nil, err

+		}

+		tw.Write([]byte(content))

+	}

+	tw.Close()

+	return buf, nil

+}