Refactoring of list etcd tests.

pkg/registry/registrytest/etcd.go

@@ -0,0 +1,56 @@
+/*
+Copyright 2015 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package registrytest
+
+import (
+	"github.com/coreos/go-etcd/etcd"
+
+	"k8s.io/kubernetes/pkg/api/latest"
+	"k8s.io/kubernetes/pkg/runtime"
+	"k8s.io/kubernetes/pkg/tools"
+)
+
+func SetResourceVersion(fakeClient *tools.FakeEtcdClient, resourceVersion uint64) {
+	fakeClient.ChangeIndex = resourceVersion
+}
+
+func SetObjectsForKey(fakeClient *tools.FakeEtcdClient, key string, objects []runtime.Object) []runtime.Object {
+	result := make([]runtime.Object, len(objects))
+	if len(objects) > 0 {
+		nodes := make([]*etcd.Node, len(objects))
+		for i, obj := range objects {
+			encoded := runtime.EncodeOrDie(latest.Codec, obj)
+			decoded, _ := latest.Codec.Decode([]byte(encoded))
+			nodes[i] = &etcd.Node{Value: encoded}
+			result[i] = decoded
+		}
+		fakeClient.Data[key] = tools.EtcdResponseWithError{
+			R: &etcd.Response{
+				Node: &etcd.Node{
+					Nodes: nodes,
+				},
+			},
+			E: nil,
+		}
+	} else {
+		fakeClient.Data[key] = tools.EtcdResponseWithError{
+			R: &etcd.Response{},
+			E: fakeClient.NewError(tools.EtcdErrorCodeNotFound),
+		}
+	}
+	return result
+}