milvus/internal/distributed/datanode/client/client_test.go
zhenshan.cao af22977cd3
Fixbug: grpc connection is closed by mistake (#12307)
Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com>
2021-12-03 15:15:32 +08:00

118 lines
2.8 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 grpcdatanodeclient
import (
"context"
"errors"
"testing"
"github.com/milvus-io/milvus/internal/util/mock"
"google.golang.org/grpc"
"github.com/milvus-io/milvus/internal/proxy"
"github.com/stretchr/testify/assert"
)
func Test_NewClient(t *testing.T) {
proxy.Params.InitOnce()
ctx := context.Background()
client, err := NewClient(ctx, "")
assert.Nil(t, client)
assert.NotNil(t, err)
client, err = NewClient(ctx, "test")
assert.Nil(t, err)
assert.NotNil(t, client)
err = client.Init()
assert.Nil(t, err)
err = client.Start()
assert.Nil(t, err)
err = client.Register()
assert.Nil(t, err)
checkFunc := func(retNotNil bool) {
retCheck := func(notNil bool, ret interface{}, err error) {
if notNil {
assert.NotNil(t, ret)
assert.Nil(t, err)
} else {
assert.Nil(t, ret)
assert.NotNil(t, err)
}
}
r1, err := client.GetComponentStates(ctx)
retCheck(retNotNil, r1, err)
r2, err := client.GetStatisticsChannel(ctx)
retCheck(retNotNil, r2, err)
r3, err := client.WatchDmChannels(ctx, nil)
retCheck(retNotNil, r3, err)
r4, err := client.FlushSegments(ctx, nil)
retCheck(retNotNil, r4, err)
r5, err := client.GetMetrics(ctx, nil)
retCheck(retNotNil, r5, err)
r6, err := client.Compaction(ctx, nil)
retCheck(retNotNil, r6, err)
}
client.grpcClient = &mock.ClientBase{
GetGrpcClientErr: errors.New("dummy"),
}
newFunc1 := func(cc *grpc.ClientConn) interface{} {
return &mock.DataNodeClient{Err: nil}
}
client.grpcClient.SetNewGrpcClientFunc(newFunc1)
checkFunc(false)
client.grpcClient = &mock.ClientBase{
GetGrpcClientErr: nil,
}
newFunc2 := func(cc *grpc.ClientConn) interface{} {
return &mock.DataNodeClient{Err: errors.New("dummy")}
}
client.grpcClient.SetNewGrpcClientFunc(newFunc2)
checkFunc(false)
client.grpcClient = &mock.ClientBase{
GetGrpcClientErr: nil,
}
newFunc3 := func(cc *grpc.ClientConn) interface{} {
return &mock.DataNodeClient{Err: nil}
}
client.grpcClient.SetNewGrpcClientFunc(newFunc3)
checkFunc(true)
err = client.Stop()
assert.Nil(t, err)
}