repository: Refactor Config

repository/config_test.go

@@ -0,0 +1,53 @@
+package repository_test
+
+import (
+	"testing"
+
+	"github.com/restic/restic/backend"
+	"github.com/restic/restic/repository"
+	. "github.com/restic/restic/test"
+)
+
+type saver func(backend.Type, interface{}) (backend.ID, error)
+
+func (s saver) SaveJSONUnpacked(t backend.Type, arg interface{}) (backend.ID, error) {
+	return s(t, arg)
+}
+
+type loader func(backend.Type, backend.ID, interface{}) error
+
+func (l loader) LoadJSONUnpacked(t backend.Type, id backend.ID, arg interface{}) error {
+	return l(t, id, arg)
+}
+
+func TestConfig(t *testing.T) {
+	resultConfig := repository.Config{}
+	save := func(tpe backend.Type, arg interface{}) (backend.ID, error) {
+		Assert(t, tpe == backend.Config,
+			"wrong backend type: got %v, wanted %v",
+			tpe, backend.Config)
+
+		cfg := arg.(repository.Config)
+		resultConfig = cfg
+		return backend.ID{}, nil
+	}
+
+	cfg1, err := repository.CreateConfig(saver(save))
+	OK(t, err)
+
+	load := func(tpe backend.Type, id backend.ID, arg interface{}) error {
+		Assert(t, tpe == backend.Config,
+			"wrong backend type: got %v, wanted %v",
+			tpe, backend.Config)
+
+		cfg := arg.(*repository.Config)
+		*cfg = resultConfig
+		return nil
+	}
+
+	cfg2, err := repository.LoadConfig(loader(load))
+	OK(t, err)
+
+	Assert(t, cfg1 == cfg2,
+		"configs aren't equal: %v != %v", cfg1, cfg2)
+}