| /* |
| * Licensed to the Apache Software Foundation (ASF) 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 cluster_impl |
| |
| import ( |
| "context" |
| "fmt" |
| "testing" |
| ) |
| |
| import ( |
| "github.com/golang/mock/gomock" |
| perrors "github.com/pkg/errors" |
| "github.com/stretchr/testify/assert" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go/cluster/directory" |
| "github.com/apache/dubbo-go/cluster/loadbalance" |
| "github.com/apache/dubbo-go/common" |
| "github.com/apache/dubbo-go/common/constant" |
| "github.com/apache/dubbo-go/common/extension" |
| "github.com/apache/dubbo-go/protocol" |
| "github.com/apache/dubbo-go/protocol/invocation" |
| "github.com/apache/dubbo-go/protocol/mock" |
| ) |
| |
| var failfastUrl, _ = common.NewURL( |
| fmt.Sprintf("dubbo://%s:%d/com.ikurento.user.UserProvider", constant.LOCAL_HOST_VALUE, constant.DEFAULT_PORT)) |
| |
| // registerFailfast register failfastCluster to cluster extension. |
| func registerFailfast(invoker *mock.MockInvoker) protocol.Invoker { |
| extension.SetLoadbalance("random", loadbalance.NewRandomLoadBalance) |
| failfastCluster := NewFailFastCluster() |
| |
| invokers := []protocol.Invoker{} |
| invokers = append(invokers, invoker) |
| |
| invoker.EXPECT().IsAvailable().Return(true).AnyTimes() |
| invoker.EXPECT().GetUrl().Return(failfastUrl) |
| |
| staticDir := directory.NewStaticDirectory(invokers) |
| clusterInvoker := failfastCluster.Join(staticDir) |
| return clusterInvoker |
| } |
| |
| func TestFailfastInvokeSuccess(t *testing.T) { |
| ctrl := gomock.NewController(t) |
| defer ctrl.Finish() |
| |
| invoker := mock.NewMockInvoker(ctrl) |
| clusterInvoker := registerFailfast(invoker) |
| |
| invoker.EXPECT().IsAvailable().Return(true).AnyTimes() |
| invoker.EXPECT().GetUrl().Return(failfastUrl).AnyTimes() |
| |
| mockResult := &protocol.RPCResult{Rest: rest{tried: 0, success: true}} |
| |
| invoker.EXPECT().Invoke(gomock.Any()).Return(mockResult) |
| result := clusterInvoker.Invoke(context.Background(), &invocation.RPCInvocation{}) |
| |
| assert.NoError(t, result.Error()) |
| res := result.Result().(rest) |
| assert.True(t, res.success) |
| assert.Equal(t, 0, res.tried) |
| } |
| |
| func TestFailfastInvokeFail(t *testing.T) { |
| ctrl := gomock.NewController(t) |
| defer ctrl.Finish() |
| |
| invoker := mock.NewMockInvoker(ctrl) |
| clusterInvoker := registerFailfast(invoker) |
| |
| invoker.EXPECT().IsAvailable().Return(true).AnyTimes() |
| invoker.EXPECT().GetUrl().Return(failfastUrl).AnyTimes() |
| |
| mockResult := &protocol.RPCResult{Err: perrors.New("error")} |
| |
| invoker.EXPECT().Invoke(gomock.Any()).Return(mockResult) |
| result := clusterInvoker.Invoke(context.Background(), &invocation.RPCInvocation{}) |
| |
| assert.NotNil(t, result.Error()) |
| assert.Equal(t, "error", result.Error().Error()) |
| assert.Nil(t, result.Result()) |
| } |