err := storage.AppendFile(t.Context(), "foo", "myobject", []byte("foo"))
	if err != nil {
		t.Fatalf("unexpected error %v", err)
	}

	testCases := []struct {
		volumeName     string
		objectName     string
		offset         int64
		expectedResult []byte
		expectErr      bool
	}{
		{"foo", "myobject", 0, []byte("foo"), false},
		{"foo", "myobject", 1, []byte("oo"), false},
		// file not found error.

   *     .toString();
   *
   * // Returns "ClassName{x=1}"
   * MoreObjects.toStringHelper(this)
   *     .add("x", 1)
   *     .toString();
   *
   * // Returns "MyObject{x=1}"
   * MoreObjects.toStringHelper("MyObject")
   *     .add("x", 1)
   *     .toString();
   *
   * // Returns "ClassName{x=1, y=foo}"
   * MoreObjects.toStringHelper(this)
   *     .add("x", 1)
   *     .add("y", "foo")

	// one has read quorum. commonParity should pick the parity corresponding to
	// the FileInfo which has read quorum.
	fi1 := FileInfo{
		Volume:         "mybucket",
		Name:           "myobject",
		VersionID:      "",
		IsLatest:       true,
		Deleted:        false,
		ExpireRestored: false,
		DataDir:        "4a01d9dd-0c5e-4103-88f8-b307c57d212e",
		XLV1:           false,

   *     .toString();
   *
   * // Returns "ClassName{x=1}"
   * MoreObjects.toStringHelper(this)
   *     .add("x", 1)
   *     .toString();
   *
   * // Returns "MyObject{x=1}"
   * MoreObjects.toStringHelper("MyObject")
   *     .add("x", 1)
   *     .toString();
   *
   * // Returns "ClassName{x=1, y=foo}"
   * MoreObjects.toStringHelper(this)
   *     .add("x", 1)
   *     .add("y", "foo")

		t.Fatal("Unable to initialize 'Erasure' object layer.", err)
	}
	// Remove all dirs.
	for _, dir := range fsDirs {
		defer os.RemoveAll(dir)
	}

	bucketName := "bucket"
	objectName := "myobject"
	err = obj.MakeBucket(ctx, bucketName, MakeBucketOptions{
		VersioningEnabled: true,
	})
	if err != nil {
		t.Fatal(err)
	}

	z, ok := obj.(*erasureServerPools)
	if !ok {