mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
123 lines
3.2 KiB
Go
123 lines
3.2 KiB
Go
// Copyright 2016 The etcd Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package integration
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import (
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"fmt"
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"net/url"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"github.com/coreos/etcd/embed"
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)
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func TestEmbedEtcd(t *testing.T) {
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tests := []struct {
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cfg embed.Config
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werr string
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wpeers int
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wclients int
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}{
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{werr: "multiple discovery"},
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{werr: "advertise-client-urls is required"},
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{werr: "should be at least"},
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{werr: "is too long"},
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{wpeers: 1, wclients: 1},
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{wpeers: 2, wclients: 1},
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{wpeers: 1, wclients: 2},
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{werr: "expected IP"},
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{werr: "expected IP"},
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}
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urls := newEmbedURLs(10)
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// setup defaults
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for i := range tests {
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tests[i].cfg = *embed.NewConfig()
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}
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tests[0].cfg.Durl = "abc"
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setupEmbedCfg(&tests[1].cfg, []url.URL{urls[0]}, []url.URL{urls[1]})
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tests[1].cfg.ACUrls = nil
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tests[2].cfg.TickMs = tests[2].cfg.ElectionMs - 1
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tests[3].cfg.ElectionMs = 999999
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setupEmbedCfg(&tests[4].cfg, []url.URL{urls[2]}, []url.URL{urls[3]})
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setupEmbedCfg(&tests[5].cfg, []url.URL{urls[4]}, []url.URL{urls[5], urls[6]})
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setupEmbedCfg(&tests[6].cfg, []url.URL{urls[7], urls[8]}, []url.URL{urls[9]})
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dnsURL, _ := url.Parse("http://whatever.test:12345")
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tests[7].cfg.LCUrls = []url.URL{*dnsURL}
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tests[8].cfg.LPUrls = []url.URL{*dnsURL}
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dir := filepath.Join(os.TempDir(), fmt.Sprintf("embed-etcd"))
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os.RemoveAll(dir)
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defer os.RemoveAll(dir)
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for i, tt := range tests {
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tests[i].cfg.Dir = dir
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e, err := embed.StartEtcd(&tests[i].cfg)
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if e != nil {
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<-e.Server.ReadyNotify() // wait for e.Server to join the cluster
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}
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if tt.werr != "" {
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if err == nil || !strings.Contains(err.Error(), tt.werr) {
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t.Errorf("%d: expected error with %q, got %v", i, tt.werr, err)
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}
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if e != nil {
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e.Close()
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}
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continue
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}
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if err != nil {
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t.Errorf("%d: expected success, got error %v", i, err)
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continue
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}
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if len(e.Peers) != tt.wpeers {
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t.Errorf("%d: expected %d peers, got %d", i, tt.wpeers, len(e.Peers))
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}
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if len(e.Clients) != tt.wclients {
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t.Errorf("%d: expected %d clients, got %d", i, tt.wclients, len(e.Clients))
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}
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e.Close()
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select {
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case err := <-e.Err():
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t.Errorf("#%d: unexpected error on close (%v)", i, err)
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default:
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}
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}
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}
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func newEmbedURLs(n int) (urls []url.URL) {
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for i := 0; i < n; i++ {
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u, _ := url.Parse(fmt.Sprintf("unix://localhost:%d%06d", os.Getpid(), i))
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urls = append(urls, *u)
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}
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return
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}
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func setupEmbedCfg(cfg *embed.Config, curls []url.URL, purls []url.URL) {
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cfg.ClusterState = "new"
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cfg.LCUrls, cfg.ACUrls = curls, curls
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cfg.LPUrls, cfg.APUrls = purls, purls
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cfg.InitialCluster = ""
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for i := range purls {
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cfg.InitialCluster += ",default=" + purls[i].String()
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}
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cfg.InitialCluster = cfg.InitialCluster[1:]
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}
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