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This commit is contained in:
Leonardo Bonati
204
setup/e2mgr/E2Manager/managers/ran_disconnection_manager_test.go
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204
setup/e2mgr/E2Manager/managers/ran_disconnection_manager_test.go
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//
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// Copyright 2019 AT&T Intellectual Property
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// Copyright 2019 Nokia
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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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// This source code is part of the near-RT RIC (RAN Intelligent Controller)
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// platform project (RICP).
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package managers
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import (
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"e2mgr/clients"
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"e2mgr/configuration"
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"e2mgr/logger"
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"e2mgr/mocks"
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"e2mgr/rmrCgo"
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"e2mgr/services"
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"e2mgr/services/rmrsender"
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"e2mgr/tests"
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"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
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"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
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"github.com/pkg/errors"
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"github.com/stretchr/testify/assert"
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"testing"
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)
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const ranName = "test"
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const e2tAddress = "10.10.2.15:9800"
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func initRanLostConnectionTest(t *testing.T) (*logger.Logger, *mocks.RmrMessengerMock, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *RanDisconnectionManager, *mocks.HttpClientMock) {
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logger, err := logger.InitLogger(logger.DebugLevel)
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if err != nil {
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t.Errorf("#... - failed to initialize logger, error: %s", err)
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}
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config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
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rmrMessengerMock := &mocks.RmrMessengerMock{}
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readerMock := &mocks.RnibReaderMock{}
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writerMock := &mocks.RnibWriterMock{}
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rnibDataService := services.NewRnibDataService(logger, config, readerMock, writerMock)
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e2tInstancesManager := NewE2TInstancesManager(rnibDataService, logger)
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httpClient := &mocks.HttpClientMock{}
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routingManagerClient := clients.NewRoutingManagerClient(logger, config, httpClient)
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e2tAssociationManager := NewE2TAssociationManager(logger, rnibDataService, e2tInstancesManager, routingManagerClient)
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ranDisconnectionManager := NewRanDisconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, e2tAssociationManager)
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return logger, rmrMessengerMock, readerMock, writerMock, ranDisconnectionManager, httpClient
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}
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func TestRanDisconnectionGetNodebFailure(t *testing.T) {
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_, _, readerMock, writerMock, ranDisconnectionManager, _ := initRanLostConnectionTest(t)
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var nodebInfo *entities.NodebInfo
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readerMock.On("GetNodeb", ranName).Return(nodebInfo, common.NewInternalError(errors.New("Error")))
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err := ranDisconnectionManager.DisconnectRan(ranName)
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assert.NotNil(t, err)
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readerMock.AssertCalled(t, "GetNodeb", ranName)
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writerMock.AssertNotCalled(t, "UpdateNodebInfo")
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}
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func TestShutdownRan(t *testing.T) {
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_, _, readerMock, writerMock, ranDisconnectionManager, _ := initRanLostConnectionTest(t)
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origNodebInfo := &entities.NodebInfo{RanName: ranName, GlobalNbId: &entities.GlobalNbId{PlmnId: "xxx", NbId: "yyy"}, ConnectionStatus: entities.ConnectionStatus_SHUT_DOWN}
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var rnibErr error
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readerMock.On("GetNodeb", ranName).Return(origNodebInfo, rnibErr)
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err := ranDisconnectionManager.DisconnectRan(ranName)
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assert.Nil(t, err)
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readerMock.AssertCalled(t, "GetNodeb", ranName)
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writerMock.AssertNotCalled(t, "UpdateNodebInfo")
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}
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func TestShuttingdownRan(t *testing.T) {
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_, _, readerMock, writerMock, ranDisconnectionManager, _ := initRanLostConnectionTest(t)
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origNodebInfo := &entities.NodebInfo{RanName: ranName, GlobalNbId: &entities.GlobalNbId{PlmnId: "xxx", NbId: "yyy"}, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN}
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var rnibErr error
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readerMock.On("GetNodeb", ranName).Return(origNodebInfo, rnibErr)
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updatedNodebInfo := *origNodebInfo
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updatedNodebInfo.ConnectionStatus = entities.ConnectionStatus_SHUT_DOWN
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo).Return(rnibErr)
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err := ranDisconnectionManager.DisconnectRan(ranName)
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assert.Nil(t, err)
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readerMock.AssertCalled(t, "GetNodeb", ranName)
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writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
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}
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func TestShuttingDownRanUpdateNodebInfoFailure(t *testing.T) {
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_, _, readerMock, writerMock, ranDisconnectionManager, _ := initRanLostConnectionTest(t)
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origNodebInfo := &entities.NodebInfo{RanName: ranName, GlobalNbId: &entities.GlobalNbId{PlmnId: "xxx", NbId: "yyy"}, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN}
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var rnibErr error
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readerMock.On("GetNodeb", ranName).Return(origNodebInfo, rnibErr)
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updatedNodebInfo := *origNodebInfo
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updatedNodebInfo.ConnectionStatus = entities.ConnectionStatus_SHUT_DOWN
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo).Return(common.NewInternalError(errors.New("Error")))
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err := ranDisconnectionManager.DisconnectRan(ranName)
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assert.NotNil(t, err)
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readerMock.AssertCalled(t, "GetNodeb", ranName)
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writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
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}
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func TestConnectingRanUpdateNodebInfoFailure(t *testing.T) {
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_, _, readerMock, writerMock, ranDisconnectionManager, _ := initRanLostConnectionTest(t)
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origNodebInfo := &entities.NodebInfo{RanName: ranName, GlobalNbId: &entities.GlobalNbId{PlmnId: "xxx", NbId: "yyy"}, ConnectionStatus: entities.ConnectionStatus_CONNECTING}
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var rnibErr error
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readerMock.On("GetNodeb", ranName).Return(origNodebInfo, rnibErr)
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updatedNodebInfo := *origNodebInfo
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updatedNodebInfo.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo).Return(common.NewInternalError(errors.New("Error")))
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err := ranDisconnectionManager.DisconnectRan(ranName)
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assert.NotNil(t, err)
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readerMock.AssertCalled(t, "GetNodeb", ranName)
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writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
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}
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func TestConnectingRanDisconnectSucceeds(t *testing.T) {
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_, _, readerMock, writerMock, ranDisconnectionManager, httpClient := initRanLostConnectionTest(t)
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origNodebInfo := &entities.NodebInfo{RanName: ranName, GlobalNbId: &entities.GlobalNbId{PlmnId: "xxx", NbId: "yyy"}, ConnectionStatus: entities.ConnectionStatus_CONNECTING, AssociatedE2TInstanceAddress: E2TAddress}
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var rnibErr error
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readerMock.On("GetNodeb", ranName).Return(origNodebInfo, rnibErr)
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updatedNodebInfo1 := *origNodebInfo
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updatedNodebInfo1.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo1).Return(rnibErr)
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updatedNodebInfo2 := *origNodebInfo
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updatedNodebInfo2.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
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updatedNodebInfo2.AssociatedE2TInstanceAddress = ""
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo2).Return(rnibErr)
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e2tInstance := &entities.E2TInstance{Address: E2TAddress, AssociatedRanList: []string{ranName}}
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readerMock.On("GetE2TInstance", E2TAddress).Return(e2tInstance, nil)
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e2tInstanceToSave := * e2tInstance
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e2tInstanceToSave.AssociatedRanList = []string{}
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writerMock.On("SaveE2TInstance", &e2tInstanceToSave).Return(nil)
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mockHttpClient(httpClient, clients.DissociateRanE2TInstanceApiSuffix, true)
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err := ranDisconnectionManager.DisconnectRan(ranName)
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assert.Nil(t, err)
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readerMock.AssertCalled(t, "GetNodeb", ranName)
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writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
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}
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func TestConnectingRanDissociateFailsRmError(t *testing.T) {
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_, _, readerMock, writerMock, ranDisconnectionManager, httpClient := initRanLostConnectionTest(t)
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origNodebInfo := &entities.NodebInfo{RanName: ranName, GlobalNbId: &entities.GlobalNbId{PlmnId: "xxx", NbId: "yyy"}, ConnectionStatus: entities.ConnectionStatus_CONNECTING, AssociatedE2TInstanceAddress: E2TAddress}
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var rnibErr error
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readerMock.On("GetNodeb", ranName).Return(origNodebInfo, rnibErr)
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updatedNodebInfo1 := *origNodebInfo
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updatedNodebInfo1.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo1).Return(rnibErr)
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updatedNodebInfo2 := *origNodebInfo
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updatedNodebInfo2.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
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updatedNodebInfo2.AssociatedE2TInstanceAddress = ""
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo2).Return(rnibErr)
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e2tInstance := &entities.E2TInstance{Address: E2TAddress, AssociatedRanList: []string{ranName}}
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readerMock.On("GetE2TInstance", E2TAddress).Return(e2tInstance, nil)
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e2tInstanceToSave := * e2tInstance
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e2tInstanceToSave.AssociatedRanList = []string{}
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writerMock.On("SaveE2TInstance", &e2tInstanceToSave).Return(nil)
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mockHttpClient(httpClient, clients.DissociateRanE2TInstanceApiSuffix, false)
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err := ranDisconnectionManager.DisconnectRan(ranName)
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assert.Nil(t, err)
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readerMock.AssertCalled(t, "GetNodeb", ranName)
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writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
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}
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func TestConnectingRanDissociateFailsDbError(t *testing.T) {
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_, _, readerMock, writerMock, ranDisconnectionManager, _ := initRanLostConnectionTest(t)
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origNodebInfo := &entities.NodebInfo{RanName: ranName, GlobalNbId: &entities.GlobalNbId{PlmnId: "xxx", NbId: "yyy"}, ConnectionStatus: entities.ConnectionStatus_CONNECTING, AssociatedE2TInstanceAddress: e2tAddress}
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var rnibErr error
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readerMock.On("GetNodeb", ranName).Return(origNodebInfo, rnibErr)
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updatedNodebInfo1 := *origNodebInfo
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updatedNodebInfo1.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo1).Return(rnibErr)
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updatedNodebInfo2 := *origNodebInfo
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updatedNodebInfo2.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
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updatedNodebInfo2.AssociatedE2TInstanceAddress = ""
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writerMock.On("UpdateNodebInfo", &updatedNodebInfo2).Return(rnibErr)
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e2tInstance := &entities.E2TInstance{Address: e2tAddress, AssociatedRanList: []string{ranName}}
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readerMock.On("GetE2TInstance", e2tAddress).Return(e2tInstance, common.NewInternalError(errors.New("Error")))
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err := ranDisconnectionManager.DisconnectRan(ranName)
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assert.NotNil(t, err)
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readerMock.AssertCalled(t, "GetNodeb", ranName)
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writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
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writerMock.AssertNotCalled(t, "SaveE2TInstance", )
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}
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func initRmrSender(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *rmrsender.RmrSender {
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rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
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rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
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return rmrsender.NewRmrSender(log, rmrMessenger)
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}
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