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| /* | ||
| 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. | ||
| */ | ||
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| package cluster_impl | ||
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| /* | ||
| 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. | ||
| */ | ||
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| package cluster_impl | ||
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "net/url" | ||
| "testing" | ||
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| "github.com/apache/dubbo-go/common/logger" | ||
| "github.com/stretchr/testify/assert" | ||
| ) | ||
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| import ( | ||
| perrors "github.com/pkg/errors" | ||
| ) | ||
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| 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/extension" | ||
| "github.com/apache/dubbo-go/protocol" | ||
| "github.com/apache/dubbo-go/protocol/invocation" | ||
| ) | ||
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| ///////////////////////////// | ||
| // mock invoker | ||
| ///////////////////////////// | ||
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| var returnsuccess bool | ||
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| type FailsafeMockInvoker struct { | ||
| url common.URL | ||
| available bool | ||
| destroyed bool | ||
| } | ||
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| func NewFailsafeMockInvoker(url common.URL) *FailsafeMockInvoker { | ||
| return &FailsafeMockInvoker{ | ||
| url: url, | ||
| available: true, | ||
| destroyed: false, | ||
| } | ||
| } | ||
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| func (bi *FailsafeMockInvoker) GetUrl() common.URL { | ||
| return bi.url | ||
| } | ||
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| func (bi *FailsafeMockInvoker) IsAvailable() bool { | ||
| return bi.available | ||
| } | ||
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| func (bi *FailsafeMockInvoker) IsDestroyed() bool { | ||
| return bi.destroyed | ||
| } | ||
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| func (bi *FailsafeMockInvoker) Invoke(invocation protocol.Invocation) protocol.Result { | ||
| var err error | ||
| if !returnsuccess { | ||
| err = perrors.New("error") | ||
| } | ||
| result := &protocol.RPCResult{Err: err, Rest: rest{tried: 0, success: returnsuccess}} | ||
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| return result | ||
| } | ||
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| func (bi *FailsafeMockInvoker) Destroy() { | ||
| logger.Infof("Destroy invoker: %v", bi.GetUrl().String()) | ||
| bi.destroyed = true | ||
| bi.available = false | ||
| } | ||
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| func failSafeInvoke(t *testing.T, urlParam url.Values) protocol.Result { | ||
| extension.SetLoadbalance("random", loadbalance.NewRandomLoadBalance) | ||
| failsafeCluster := NewFailsafeCluster() | ||
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| invokers := []protocol.Invoker{} | ||
| for i := 0; i < 10; i++ { | ||
| url, _ := common.NewURL(context.TODO(), fmt.Sprintf("dubbo://192.168.1.%v:20000/com.ikurento.user.UserProvider", i), common.WithParams(urlParam)) | ||
| invokers = append(invokers, NewFailsafeMockInvoker(url)) | ||
| } | ||
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| staticDir := directory.NewStaticDirectory(invokers) | ||
| clusterInvoker := failsafeCluster.Join(staticDir) | ||
| return clusterInvoker.Invoke(&invocation.RPCInvocation{}) | ||
| } | ||
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| func Test_FailSafeInvokeSuccess(t *testing.T) { | ||
| returnsuccess = true | ||
| urlParams := url.Values{} | ||
| result := failSafeInvoke(t, urlParams) | ||
| assert.NoError(t, result.Error()) | ||
| res := result.Result().(rest) | ||
| assert.True(t, res.success) | ||
| } | ||
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| func Test_FailSafeInvokeFail(t *testing.T) { | ||
| returnsuccess = false | ||
| urlParams := url.Values{} | ||
| result := failSafeInvoke(t, urlParams) | ||
| assert.NoError(t, result.Error()) | ||
| assert.Nil(t, result.Result()) | ||
| } |
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