Fix test for PackerManager

src/restic/repository/packer_manager.go

@@ -29,6 +29,20 @@ type Packer struct {
 	tmpfile *os.File
 }
 
+// Finalize finalizes the pack.Packer and then closes the tempfile.
+func (p *Packer) Finalize() (uint, error) {
+	n, err := p.Packer.Finalize()
+	if err != nil {
+		return n, err
+	}
+
+	if err = p.tmpfile.Close(); err != nil {
+		return n, err
+	}
+
+	return n, nil
+}
+
 // packerManager keeps a list of open packs and creates new on demand.
 type packerManager struct {
 	be      Saver

src/restic/repository/packer_manager_test.go

@@ -53,17 +53,14 @@ func saveFile(t testing.TB, be Saver, filename string, id restic.ID) {
 		t.Fatal(err)
 	}
 
-	defer func() {
-		if err := f.Close(); err != nil {
-			t.Fatal(err)
-		}
-	}()
-
 	h := restic.Handle{Type: restic.DataFile, Name: id.String()}
 	t.Logf("save file %v", h)
 
-	err = be.Save(h, f)
+	if err = be.Save(h, f); err != nil {
-	if err != nil {
+		t.Fatal(err)
+	}
+
+	if err = f.Close(); err != nil {
 		t.Fatal(err)
 	}