Add cache package.

pkg/client/cache/store_test.go

@@ -0,0 +1,64 @@
+/*
+Copyright 2014 Google Inc. 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 cache
+
+import (
+	"testing"
+
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
+)
+
+// Test public interface
+func doTestStore(t *testing.T, store Store) {
+	store.Add("foo", "bar")
+	if item, ok := store.Get("foo"); !ok {
+		t.Errorf("didn't find inserted item")
+	} else {
+		if e, a := "bar", item.(string); e != a {
+			t.Errorf("expected %v, got %v", e, a)
+		}
+	}
+	store.Update("foo", "baz")
+	if item, ok := store.Get("foo"); !ok {
+		t.Errorf("didn't find inserted item")
+	} else {
+		if e, a := "baz", item.(string); e != a {
+			t.Errorf("expected %v, got %v", e, a)
+		}
+	}
+	store.Delete("foo", "qux")
+	if _, ok := store.Get("foo"); ok {
+		t.Errorf("found deleted item??")
+	}
+	store.Add("a", "b")
+	store.Add("c", "d")
+	store.Add("e", "e")
+	found := util.StringSet{}
+	for _, item := range store.List() {
+		found.Insert(item.(string))
+	}
+	if !found.HasAll("b", "d", "e") {
+		t.Errorf("missing items")
+	}
+	if len(found) != 3 {
+		t.Errorf("extra items")
+	}
+}
+
+func TestCache(t *testing.T) {
+	doTestStore(t, NewStore())
+}