mirror of
https://github.com/featurebasedb/featurebase.git
synced 2026-09-15 16:51:03 +00:00
107 lines
2.2 KiB
Go
107 lines
2.2 KiB
Go
// Copyright 2017 Pilosa Corp.
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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 etcd
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import (
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"context"
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"errors"
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"os"
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"testing"
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"time"
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"github.com/molecula/featurebase/v2/disco"
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"github.com/molecula/featurebase/v2/logger"
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"github.com/molecula/featurebase/v2/testhook"
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"go.etcd.io/etcd/embed"
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"go.etcd.io/etcd/etcdserver/api/v3client"
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)
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const initVal = "test"
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const newVal = "newValue"
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func TestLeasedKv(t *testing.T) {
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cfg := embed.NewConfig()
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dir, err := testhook.TempDir(t, "leasedkv-*")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(dir)
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cfg.Dir = dir
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etcd, err := embed.StartEtcd(cfg)
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if err != nil {
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t.Fatal(err)
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}
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cli := v3client.New(etcd.Server)
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defer func() {
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etcd.Close()
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<-etcd.Server.StopNotify()
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cli.Close()
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}()
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wrapper := &Etcd{e: etcd, cli: cli, logger: logger.NewLogfLogger(t)}
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lkv := newLeasedKV(wrapper, "/test", 1)
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ctx := context.Background()
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err = lkv.Start(initVal)
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if err != nil {
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t.Fatal(err)
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}
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v, err := lkv.Get(ctx)
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if err != nil {
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t.Fatal(err)
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}
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if v != initVal {
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t.Fatal("obtained value is not the same as expected. Obtained:", v, "Expected:", initVal)
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}
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err = lkv.Set(ctx, "otherValue")
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if err != nil {
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t.Fatal(err)
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}
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err = lkv.Set(ctx, "3")
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if err != nil {
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t.Fatal(err)
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}
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err = lkv.Set(ctx, newVal)
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if err != nil {
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t.Fatal(err)
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}
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v, err = lkv.Get(ctx)
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if err != nil {
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t.Fatal(err)
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}
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if v != newVal {
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t.Fatal("obtained value is not the same as expected. Obtained:", v, "Expected:", newVal)
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}
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time.Sleep(5 * time.Second)
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lkv.Stop()
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// we need to wait to force the lease expiration
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time.Sleep(5 * time.Second)
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_, err = lkv.Get(ctx)
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if err == nil || !errors.Is(err, disco.ErrNoResults) {
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t.Fatal("expected error:", disco.ErrNoResults, "obtained:", err)
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}
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}
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