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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2022-2023 Nordix Foundation
* Modifications Copyright (C) 2022 Bell Canada
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.ncmp.api.impl.inventory.sync
import com.hazelcast.map.IMap
import org.onap.cps.ncmp.api.impl.inventory.sync.ModuleSyncTasks
import org.onap.cps.ncmp.api.impl.inventory.sync.ModuleSyncWatchdog
import org.onap.cps.ncmp.api.impl.inventory.sync.SyncUtils
import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle
import org.onap.cps.ncmp.api.impl.inventory.sync.executor.AsyncTaskExecutor
import java.util.concurrent.ArrayBlockingQueue
import org.onap.cps.spi.model.DataNode
import spock.lang.Specification
class ModuleSyncWatchdogSpec extends Specification {
def mockSyncUtils = Mock(SyncUtils)
def static testQueueCapacity = 50 + 2 * ModuleSyncWatchdog.MODULE_SYNC_BATCH_SIZE
def moduleSyncWorkQueue = new ArrayBlockingQueue(testQueueCapacity)
def mockModuleSyncStartedOnCmHandles = Mock(IMap<String, Object>)
def mockModuleSyncTasks = Mock(ModuleSyncTasks)
def spiedAsyncTaskExecutor = Spy(AsyncTaskExecutor)
def objectUnderTest = new ModuleSyncWatchdog(mockSyncUtils, moduleSyncWorkQueue , mockModuleSyncStartedOnCmHandles, mockModuleSyncTasks, spiedAsyncTaskExecutor)
void setup() {
spiedAsyncTaskExecutor.setupThreadPool()
}
def 'Module sync advised cm handles with #scenario.'() {
given: 'sync utilities returns #numberOfAdvisedCmHandles advised cm handles'
mockSyncUtils.getAdvisedCmHandles() >> createDataNodes(numberOfAdvisedCmHandles)
and: 'the executor has enough available threads'
spiedAsyncTaskExecutor.getAsyncTaskParallelismLevel() >> 3
when: ' module sync is started'
objectUnderTest.moduleSyncAdvisedCmHandles()
then: 'it performs #expectedNumberOfTaskExecutions tasks'
expectedNumberOfTaskExecutions * spiedAsyncTaskExecutor.executeTask(*_)
where: 'the following parameter are used'
scenario | numberOfAdvisedCmHandles || expectedNumberOfTaskExecutions
'less then 1 batch' | 1 || 1
'exactly 1 batch' | ModuleSyncWatchdog.MODULE_SYNC_BATCH_SIZE || 1
'2 batches' | 2 * ModuleSyncWatchdog.MODULE_SYNC_BATCH_SIZE || 2
'queue capacity' | testQueueCapacity || 3
'over queue capacity' | testQueueCapacity + 2 * ModuleSyncWatchdog.MODULE_SYNC_BATCH_SIZE || 3
}
def 'Module sync advised cm handles starts with no available threads.'() {
given: 'sync utilities returns a advise cm handles'
mockSyncUtils.getAdvisedCmHandles() >> createDataNodes(1)
and: 'the executor first has no threads but has one thread on the second attempt'
spiedAsyncTaskExecutor.getAsyncTaskParallelismLevel() >>> [ 0, 1 ]
when: ' module sync is started'
objectUnderTest.moduleSyncAdvisedCmHandles()
then: 'it performs one task'
1 * spiedAsyncTaskExecutor.executeTask(*_)
}
def 'Module sync advised cm handles already handled.'() {
given: 'sync utilities returns a advise cm handles'
mockSyncUtils.getAdvisedCmHandles() >> createDataNodes(1)
and: 'the executor has a thread available'
spiedAsyncTaskExecutor.getAsyncTaskParallelismLevel() >> 1
and: 'the semaphore cache indicates the cm handle is already being processed'
mockModuleSyncStartedOnCmHandles.putIfAbsent(*_) >> 'Started'
when: ' module sync is started'
objectUnderTest.moduleSyncAdvisedCmHandles()
then: 'it does NOT execute a task to process the (empty) batch'
0 * spiedAsyncTaskExecutor.executeTask(*_)
}
def 'Module sync with previous cm handle(s) left in work queue.'() {
given: 'there is still a cm handle in the queue'
moduleSyncWorkQueue.offer(new DataNode())
and: 'sync utilities returns many advise cm handles'
mockSyncUtils.getAdvisedCmHandles() >> createDataNodes(500)
and: 'the executor has plenty threads available'
spiedAsyncTaskExecutor.getAsyncTaskParallelismLevel() >> 10
when: ' module sync is started'
objectUnderTest.moduleSyncAdvisedCmHandles()
then: 'it does executes only one task to process the remaining handle in the queue'
1 * spiedAsyncTaskExecutor.executeTask(*_)
}
def 'Reset failed cm handles.'() {
given: 'sync utilities returns failed cm handles'
def failedCmHandles = [new YangModelCmHandle()]
mockSyncUtils.getCmHandlesThatFailedModelSyncOrUpgrade() >> failedCmHandles
when: 'reset failed cm handles is started'
objectUnderTest.resetPreviouslyFailedCmHandles()
then: 'it is delegated to the module sync task (service)'
1 * mockModuleSyncTasks.resetFailedCmHandles(failedCmHandles)
}
def createDataNodes(numberOfDataNodes) {
def dataNodes = []
(1..numberOfDataNodes).each {dataNodes.add(new DataNode())}
return dataNodes
}
}
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