/*
 * ============LICENSE_START========================================================
 *  Copyright (C) 2022 Nordix Foundation
 *  ================================================================================
 *  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.config.embeddedcache

import com.hazelcast.core.Hazelcast
import com.hazelcast.map.IMap
import org.onap.cps.spi.model.DataNode
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.test.context.ContextConfiguration
import spock.lang.Specification
import java.util.concurrent.BlockingQueue
import java.util.concurrent.TimeUnit

@SpringBootTest
@ContextConfiguration(classes = [SynchronizationCacheConfig])
class SynchronizationCacheConfigSpec extends Specification {

    @Autowired
    private BlockingQueue<DataNode> moduleSyncWorkQueue

    @Autowired
    private IMap<String, Object> moduleSyncStartedOnCmHandles

    @Autowired
    private IMap<String, Boolean> dataSyncSemaphores

    def 'Embedded (hazelcast) Caches for Module and Data Sync.'() {
        expect: 'system is able to create an instance of the Module Sync Work Queue'
            assert null != moduleSyncWorkQueue
        and: 'system is able to create an instance of a map to hold cm handles which have started (and maybe finished) module sync'
            assert null != moduleSyncStartedOnCmHandles
        and: 'system is able to create an instance of a map to hold data sync semaphores'
            assert null != dataSyncSemaphores
        and: 'there 3 instances'
            assert Hazelcast.allHazelcastInstances.size() == 3
        and: 'they have the correct names (in any order)'
            assert Hazelcast.allHazelcastInstances.name.containsAll('moduleSyncWorkQueue', 'moduleSyncStartedOnCmHandles', 'dataSyncSemaphores' )
    }

    def 'Verify configs for Distributed objects'(){
        given: 'the Module Sync Work Queue config'
            def queueConfig =  Hazelcast.getHazelcastInstanceByName('moduleSyncWorkQueue').config.queueConfigs.get('defaultQueueConfig')
        and: 'the Module Sync Started Cm Handle Map config'
            def moduleSyncStartedOnCmHandlesConfig =  Hazelcast.getHazelcastInstanceByName('moduleSyncStartedOnCmHandles').config.mapConfigs.get('moduleSyncStartedConfig')
        and: 'the Data Sync Semaphores Map config'
            def dataSyncSemaphoresConfig =  Hazelcast.getHazelcastInstanceByName('dataSyncSemaphores').config.mapConfigs.get('dataSyncSemaphoresConfig')
        expect: 'system created instance with correct config of Module Sync Work Queue'
            assert queueConfig.backupCount == 3
            assert queueConfig.asyncBackupCount == 3
        and: 'Module Sync Started Cm Handle Map has the correct settings'
            assert moduleSyncStartedOnCmHandlesConfig.backupCount == 3
            assert moduleSyncStartedOnCmHandlesConfig.asyncBackupCount == 3
        and: 'Data Sync Semaphore Map has the correct settings'
            assert dataSyncSemaphoresConfig.backupCount == 3
            assert dataSyncSemaphoresConfig.asyncBackupCount == 3
    }

    def 'Time to Live Verify for Module Sync and Data Sync Semaphore'() {
        when: 'the keys are inserted with a TTL'
            moduleSyncStartedOnCmHandles.put('testKeyModuleSync', 'toBeExpired' as Object, 1000, TimeUnit.MILLISECONDS)
            dataSyncSemaphores.put('testKeyDataSync', Boolean.TRUE, 1000, TimeUnit.MILLISECONDS)
        then: 'the entries are present in the map'
            assert moduleSyncStartedOnCmHandles.get('testKeyModuleSync') != null
            assert dataSyncSemaphores.get('testKeyDataSync') != null
        and: 'we wait for the key expiration'
            sleep(1500)
        and: 'the keys should be expired as TTL elapsed'
            assert moduleSyncStartedOnCmHandles.get('testKeyModuleSync') == null
            assert dataSyncSemaphores.get('testKeyDataSync') == null
    }
}