milvus/internal/rootcoord/proxy_client_manager_test.go

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// Copyright (C) 2019-2020 Zilliz. 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 rootcoord
import (
"context"
"errors"
"testing"
"github.com/milvus-io/milvus/internal/types"
"github.com/milvus-io/milvus/internal/util/sessionutil"
"github.com/stretchr/testify/assert"
clientv3 "go.etcd.io/etcd/client/v3"
)
func TestProxyClientManager_GetProxyClients(t *testing.T) {
Params.Init()
core, err := NewCore(context.Background(), nil)
assert.Nil(t, err)
cli, err := clientv3.New(clientv3.Config{Endpoints: Params.EtcdEndpoints})
assert.Nil(t, err)
core.etcdCli = cli
core.SetNewProxyClient(
func(se *sessionutil.Session) (types.Proxy, error) {
return nil, errors.New("failed")
},
)
pcm := newProxyClientManager(core)
session := &sessionutil.Session{
ServerID: 100,
Address: "localhost",
}
sessions := []*sessionutil.Session{session}
pcm.GetProxyClients(sessions)
}
func TestProxyClientManager_AddProxyClient(t *testing.T) {
Params.Init()
core, err := NewCore(context.Background(), nil)
assert.Nil(t, err)
cli, err := clientv3.New(clientv3.Config{Endpoints: Params.EtcdEndpoints})
assert.Nil(t, err)
core.etcdCli = cli
core.SetNewProxyClient(
func(se *sessionutil.Session) (types.Proxy, error) {
return nil, errors.New("failed")
},
)
pcm := newProxyClientManager(core)
session := &sessionutil.Session{
ServerID: 100,
Address: "localhost",
}
pcm.AddProxyClient(session)
}
func TestProxyClientManager_InvalidateCollectionMetaCache(t *testing.T) {
Params.Init()
ctx := context.Background()
core, err := NewCore(ctx, nil)
assert.Nil(t, err)
cli, err := clientv3.New(clientv3.Config{Endpoints: Params.EtcdEndpoints})
assert.Nil(t, err)
core.etcdCli = cli
pcm := newProxyClientManager(core)
pcm.InvalidateCollectionMetaCache(ctx, nil)
core.SetNewProxyClient(
func(se *sessionutil.Session) (types.Proxy, error) {
return nil, nil
},
)
session := &sessionutil.Session{
ServerID: 100,
Address: "localhost",
}
pcm.AddProxyClient(session)
pcm.InvalidateCollectionMetaCache(ctx, nil)
}
func TestProxyClientManager_ReleaseDQLMessageStream(t *testing.T) {
Params.Init()
ctx := context.Background()
core, err := NewCore(ctx, nil)
assert.Nil(t, err)
cli, err := clientv3.New(clientv3.Config{Endpoints: Params.EtcdEndpoints})
assert.Nil(t, err)
core.etcdCli = cli
pcm := newProxyClientManager(core)
ch := make(chan struct{})
pcm.helper = proxyClientManagerHelper{
afterConnect: func() { ch <- struct{}{} },
}
pcm.ReleaseDQLMessageStream(ctx, nil)
core.SetNewProxyClient(
func(se *sessionutil.Session) (types.Proxy, error) {
return nil, nil
},
)
session := &sessionutil.Session{
ServerID: 100,
Address: "localhost",
}
pcm.AddProxyClient(session)
<-ch
assert.Panics(t, func() { pcm.ReleaseDQLMessageStream(ctx, nil) })
}