Revision 954e416bf6ea0b1e08bb6fd8f61fe51b46ae2204 authored by Wolfgang Ebner on 03 July 2015, 12:11:40 UTC, committed by Wolfgang Ebner on 03 July 2015, 12:11:40 UTC
1 parent aeeae25
urlpick_test.go
// Copyright 2015 CoreOS, Inc.
//
// 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 rafthttp
import (
"net/url"
"testing"
"github.com/coreos/etcd/pkg/testutil"
)
// TestURLPickerPickTwice tests that pick returns a possible url,
// and always returns the same one.
func TestURLPickerPick(t *testing.T) {
picker := mustNewURLPicker(t, []string{"http://127.0.0.1:2380", "http://127.0.0.1:7001"})
u := picker.pick()
urlmap := map[url.URL]bool{
url.URL{Scheme: "http", Host: "127.0.0.1:2380"}: true,
url.URL{Scheme: "http", Host: "127.0.0.1:7001"}: true,
}
if !urlmap[u] {
t.Errorf("url picked = %+v, want a possible url in %+v", u, urlmap)
}
// pick out the same url when calling pick again
uu := picker.pick()
if u != uu {
t.Errorf("url picked = %+v, want %+v", uu, u)
}
}
func TestURLPickerUpdate(t *testing.T) {
picker := mustNewURLPicker(t, []string{"http://127.0.0.1:2380", "http://127.0.0.1:7001"})
picker.update(testutil.MustNewURLs(t, []string{"http://localhost:2380", "http://localhost:7001"}))
u := picker.pick()
urlmap := map[url.URL]bool{
url.URL{Scheme: "http", Host: "localhost:2380"}: true,
url.URL{Scheme: "http", Host: "localhost:7001"}: true,
}
if !urlmap[u] {
t.Errorf("url picked = %+v, want a possible url in %+v", u, urlmap)
}
}
func TestURLPickerUnreachable(t *testing.T) {
picker := mustNewURLPicker(t, []string{"http://127.0.0.1:2380", "http://127.0.0.1:7001"})
u := picker.pick()
picker.unreachable(u)
uu := picker.pick()
if u == uu {
t.Errorf("url picked = %+v, want other possible urls", uu)
}
}
func mustNewURLPicker(t *testing.T, us []string) *urlPicker {
urls := testutil.MustNewURLs(t, us)
return newURLPicker(urls)
}
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