Refactor kubelet access and add SSL

pkg/client/kubelet_test.go

@@ -0,0 +1,109 @@
+/*
+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 client
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"net/url"
+	"strconv"
+	"strings"
+	"testing"
+
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
+)
+
+func TestHTTPKubeletClient(t *testing.T) {
+	expectObj := api.PodInfo{
+		"myID": api.ContainerStatus{},
+	}
+	body, err := json.Marshal(expectObj)
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+
+	fakeHandler := util.FakeHandler{
+		StatusCode:   200,
+		ResponseBody: string(body),
+	}
+	testServer := httptest.NewServer(&fakeHandler)
+
+	hostURL, err := url.Parse(testServer.URL)
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+
+	parts := strings.Split(hostURL.Host, ":")
+
+	port, err := strconv.Atoi(parts[1])
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+
+	podInfoGetter := &HTTPKubeletClient{
+		Client: http.DefaultClient,
+		Port:   uint(port),
+	}
+	gotObj, err := podInfoGetter.GetPodInfo(parts[0], api.NamespaceDefault, "foo")
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+
+	// reflect.DeepEqual(expectObj, gotObj) doesn't handle blank times well
+	if len(gotObj) != len(expectObj) {
+		t.Errorf("Unexpected response.  Expected: %#v, received %#v", expectObj, gotObj)
+	}
+}
+
+func TestHTTPKubeletClientNotFound(t *testing.T) {
+	expectObj := api.PodInfo{
+		"myID": api.ContainerStatus{},
+	}
+	_, err := json.Marshal(expectObj)
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+
+	fakeHandler := util.FakeHandler{
+		StatusCode:   404,
+		ResponseBody: "Pod not found",
+	}
+	testServer := httptest.NewServer(&fakeHandler)
+
+	hostURL, err := url.Parse(testServer.URL)
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+
+	parts := strings.Split(hostURL.Host, ":")
+
+	port, err := strconv.Atoi(parts[1])
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+
+	podInfoGetter := &HTTPKubeletClient{
+		Client: http.DefaultClient,
+		Port:   uint(port),
+	}
+	_, err = podInfoGetter.GetPodInfo(parts[0], api.NamespaceDefault, "foo")
+	if err != ErrPodInfoNotAvailable {
+		t.Errorf("Expected %#v, Got %#v", ErrPodInfoNotAvailable, err)
+	}
+}