mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
126 lines
2.8 KiB
Go
126 lines
2.8 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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"reflect"
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"sync"
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"testing"
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"time"
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"github.com/coreos/etcd/clientv3/mirror"
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"github.com/coreos/etcd/integration"
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"github.com/coreos/etcd/mvcc/mvccpb"
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"github.com/coreos/etcd/pkg/testutil"
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"golang.org/x/net/context"
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)
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func TestMirrorSync(t *testing.T) {
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defer testutil.AfterTest(t)
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clus := integration.NewClusterV3(t, &integration.ClusterConfig{Size: 1})
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defer clus.Terminate(t)
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c := clus.Client(0)
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_, err := c.KV.Put(context.TODO(), "foo", "bar")
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if err != nil {
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t.Fatal(err)
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}
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syncer := mirror.NewSyncer(c, "", 0)
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gch, ech := syncer.SyncBase(context.TODO())
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wkvs := []*mvccpb.KeyValue{{Key: []byte("foo"), Value: []byte("bar"), CreateRevision: 2, ModRevision: 2, Version: 1}}
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for g := range gch {
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if !reflect.DeepEqual(g.Kvs, wkvs) {
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t.Fatalf("kv = %v, want %v", g.Kvs, wkvs)
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}
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}
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for e := range ech {
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t.Fatalf("unexpected error %v", e)
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}
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wch := syncer.SyncUpdates(context.TODO())
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_, err = c.KV.Put(context.TODO(), "foo", "bar")
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if err != nil {
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t.Fatal(err)
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}
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select {
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case r := <-wch:
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wkv := &mvccpb.KeyValue{Key: []byte("foo"), Value: []byte("bar"), CreateRevision: 2, ModRevision: 3, Version: 2}
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if !reflect.DeepEqual(r.Events[0].Kv, wkv) {
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t.Fatalf("kv = %v, want %v", r.Events[0].Kv, wkv)
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}
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case <-time.After(time.Second):
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t.Fatal("failed to receive update in one second")
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}
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}
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func TestMirrorSyncBase(t *testing.T) {
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cluster := integration.NewClusterV3(nil, &integration.ClusterConfig{Size: 1})
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defer cluster.Terminate(nil)
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cli := cluster.Client(0)
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ctx := context.TODO()
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keyCh := make(chan string)
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var wg sync.WaitGroup
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for i := 0; i < 50; i++ {
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wg.Add(1)
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go func() {
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defer wg.Done()
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for key := range keyCh {
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if _, err := cli.Put(ctx, key, "test"); err != nil {
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t.Fatal(err)
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}
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}
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}()
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}
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for i := 0; i < 2000; i++ {
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keyCh <- fmt.Sprintf("test%d", i)
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}
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close(keyCh)
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wg.Wait()
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syncer := mirror.NewSyncer(cli, "test", 0)
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respCh, errCh := syncer.SyncBase(ctx)
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count := 0
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for resp := range respCh {
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count = count + len(resp.Kvs)
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if !resp.More {
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break
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}
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}
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for err := range errCh {
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t.Fatalf("unexpected error %v", err)
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}
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if count != 2000 {
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t.Errorf("unexpected kv count: %d", count)
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}
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}
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