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/*
* ============LICENSE_START=======================================================
* dcaegen2-collectors-veshv
* ================================================================================
* Copyright (C) 2018-2019 NOKIA
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.dcae.collectors.veshv.impl.adapters
import com.google.gson.JsonParser
import com.nhaarman.mockitokotlin2.any
import com.nhaarman.mockitokotlin2.eq
import com.nhaarman.mockitokotlin2.mock
import com.nhaarman.mockitokotlin2.whenever
import org.assertj.core.api.Assertions.assertThat
import org.jetbrains.spek.api.Spek
import org.jetbrains.spek.api.dsl.describe
import org.jetbrains.spek.api.dsl.given
import org.jetbrains.spek.api.dsl.it
import org.jetbrains.spek.api.dsl.on
import org.onap.dcae.collectors.veshv.healthcheck.api.HealthDescription
import org.onap.dcae.collectors.veshv.healthcheck.api.HealthState
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClient
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.streams.StreamFromGsonParsers
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.ImmutableAafCredentials
import reactor.core.publisher.Flux
import reactor.core.publisher.Mono
import reactor.retry.Retry
import reactor.test.StepVerifier
import java.time.Duration
/**
* @author Jakub Dudycz <jakub.dudycz@nokia.com>
* @since May 2018
*/
internal object ConfigurationProviderImplTest : Spek({
describe("Configuration provider") {
val cbsClient: CbsClient = mock()
val cbsClientMock: Mono<CbsClient> = Mono.just(cbsClient)
val healthStateProvider = HealthState.INSTANCE
given("configuration is never in cbs") {
val configProvider = constructConfigurationProvider(cbsClientMock, healthStateProvider)
on("waiting for configuration") {
val waitTime = Duration.ofMillis(100)
it("should not get it") {
StepVerifier.create(configProvider().take(1))
.expectNoEvent(waitTime)
}
}
}
given("valid configuration from cbs") {
val configProvider = constructConfigurationProvider(cbsClientMock, healthStateProvider)
on("new configuration") {
whenever(cbsClient.updates(any(), eq(firstRequestDelay), eq(requestInterval)))
.thenReturn(Flux.just(validConfiguration))
it("should use received configuration") {
StepVerifier.create(configProvider().take(1))
.consumeNextWith {
val receivedSink1 = it.elementAt(0)
val receivedSink2 = it.elementAt(1)
assertThat(receivedSink1.aafCredentials()).isEqualTo(aafCredentials1)
assertThat(receivedSink1.bootstrapServers())
.isEqualTo("dmaap-mr-kafka-0.regional:6060,dmaap-mr-kafka-1.regional:6060")
assertThat(receivedSink1.topicName()).isEqualTo("REG_HVVES_PERF3GPP")
assertThat(receivedSink2.aafCredentials()).isEqualTo(aafCredentials2)
assertThat(receivedSink2.bootstrapServers())
.isEqualTo("dmaap-mr-kafka-0.central:6060,dmaap-mr-kafka-1.central:6060")
assertThat(receivedSink2.topicName()).isEqualTo("CEN_HVVES_PERF3GPP")
}.verifyComplete()
}
}
}
given("invalid configuration from cbs") {
val iterationCount = 3L
val configProvider = constructConfigurationProvider(
cbsClientMock, healthStateProvider, iterationCount
)
on("new configuration") {
whenever(cbsClient.updates(any(), eq(firstRequestDelay), eq(requestInterval)))
.thenReturn(Flux.just(invalidConfiguration))
it("should interrupt the flux") {
StepVerifier.create(configProvider())
.verifyError()
}
it("should update the health state") {
StepVerifier.create(healthStateProvider().take(iterationCount))
.expectNextCount(iterationCount - 1)
.expectNext(HealthDescription.RETRYING_FOR_DYNAMIC_CONFIGURATION)
.verifyComplete()
}
}
}
}
})
private val aafCredentials1 = ImmutableAafCredentials.builder()
.username("client")
.password("very secure password")
.build()
private val aafCredentials2 = ImmutableAafCredentials.builder()
.username("other_client")
.password("another very secure password")
.build()
private val validConfiguration = JsonParser().parse("""
{
"streams_publishes": {
"perf3gpp_regional": {
"type": "kafka",
"aaf_credentials": {
"username": "client",
"password": "very secure password"
},
"kafka_info": {
"bootstrap_servers": "dmaap-mr-kafka-0.regional:6060,dmaap-mr-kafka-1.regional:6060",
"topic_name": "REG_HVVES_PERF3GPP"
}
},
"perf3gpp_central": {
"type": "kafka",
"aaf_credentials": {
"username": "other_client",
"password": "another very secure password"
},
"kafka_info": {
"bootstrap_servers": "dmaap-mr-kafka-0.central:6060,dmaap-mr-kafka-1.central:6060",
"topic_name": "CEN_HVVES_PERF3GPP"
}
}
}
}""").asJsonObject
private val invalidConfiguration = JsonParser().parse("""
{
"streams_publishes": {
"perf3gpp_regional": {
"type": "kafka",
"aaf_credentials": {
"username": "client",
"password": "very secure password"
},
"kafka_info": {
"bootstrap_servers": "dmaap-mr-kafka-0.regional:6060,dmaap-mr-kafka-1.regional:6060",
"popic_name": "REG_HVVES_PERF3GPP"
}
}
}
}""").asJsonObject
private val firstRequestDelay = Duration.ofMillis(1)
private val requestInterval = Duration.ofMillis(1)
private val streamParser = StreamFromGsonParsers.kafkaSinkParser()
private fun constructConfigurationProvider(cbsClientMono: Mono<CbsClient>,
healthState: HealthState,
iterationCount: Long = 1
): ConfigurationProviderImpl {
val retry = Retry.onlyIf<Any> { it.iteration() <= iterationCount }.fixedBackoff(Duration.ofNanos(1))
return ConfigurationProviderImpl(
cbsClientMono,
firstRequestDelay,
requestInterval,
healthState,
streamParser,
retry
)
}
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