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/*
* ============LICENSE_START=======================================================
* dcaegen2-collectors-veshv
* ================================================================================
* Copyright (C) 2018 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.tests.component
import arrow.core.getOrElse
import arrow.effects.IO
import io.netty.buffer.ByteBuf
import io.netty.buffer.ByteBufAllocator
import io.netty.buffer.UnpooledByteBufAllocator
import org.onap.dcae.collectors.veshv.boundary.Collector
import org.onap.dcae.collectors.veshv.boundary.Sink
import org.onap.dcae.collectors.veshv.boundary.SinkProvider
import org.onap.dcae.collectors.veshv.config.api.model.Routing
import org.onap.dcae.collectors.veshv.domain.RoutedMessage
import org.onap.dcae.collectors.veshv.factory.CollectorFactory
import org.onap.dcae.collectors.veshv.model.ClientContext
import org.onap.dcae.collectors.veshv.tests.fakes.AlwaysFailingSink
import org.onap.dcae.collectors.veshv.tests.fakes.AlwaysSuccessfulSink
import org.onap.dcae.collectors.veshv.tests.fakes.DelayingSink
import org.onap.dcae.collectors.veshv.tests.fakes.FakeConfigurationProvider
import org.onap.dcae.collectors.veshv.tests.fakes.FakeHealthState
import org.onap.dcae.collectors.veshv.tests.fakes.FakeMetrics
import org.onap.dcae.collectors.veshv.tests.fakes.StoringSink
import org.onap.dcae.collectors.veshv.tests.fakes.basicRouting
import reactor.core.publisher.Flux
import java.time.Duration
import java.util.concurrent.atomic.AtomicBoolean
/**
* @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
* @since May 2018
*/
class Sut(sink: Sink = StoringSink()) : AutoCloseable {
val configurationProvider = FakeConfigurationProvider()
val healthStateProvider = FakeHealthState()
val alloc: ByteBufAllocator = UnpooledByteBufAllocator.DEFAULT
val metrics = FakeMetrics()
val sinkProvider = DummySinkProvider(sink)
private val collectorFactory = CollectorFactory(
configurationProvider,
sinkProvider,
metrics,
MAX_PAYLOAD_SIZE_BYTES,
healthStateProvider)
private val collectorProvider = collectorFactory.createVesHvCollectorProvider()
val collector: Collector
get() = collectorProvider(ClientContext(alloc)).getOrElse {
throw IllegalStateException("Collector not available.")
}
override fun close() {
collectorProvider.close().unsafeRunSync()
}
companion object {
const val MAX_PAYLOAD_SIZE_BYTES = 1024
}
}
class DummySinkProvider(private val sink: Sink) : SinkProvider {
private val active = AtomicBoolean(true)
override fun invoke(ctx: ClientContext) = sink
override fun close() = IO {
active.set(false)
}
val closed get() = !active.get()
}
private val timeout = Duration.ofSeconds(10)
fun Sut.handleConnection(sink: StoringSink, vararg packets: ByteBuf): List<RoutedMessage> {
collector.handleConnection(Flux.fromArray(packets)).block(timeout)
return sink.sentMessages
}
fun Sut.handleConnection(vararg packets: ByteBuf) {
collector.handleConnection(Flux.fromArray(packets)).block(timeout)
}
fun vesHvWithAlwaysSuccessfulSink(routing: Routing = basicRouting): Sut =
Sut(AlwaysSuccessfulSink()).apply {
configurationProvider.updateConfiguration(routing)
}
fun vesHvWithAlwaysFailingSink(routing: Routing = basicRouting): Sut =
Sut(AlwaysFailingSink()).apply {
configurationProvider.updateConfiguration(routing)
}
fun vesHvWithDelayingSink(delay: Duration, routing: Routing = basicRouting): Sut =
Sut(DelayingSink(delay)).apply {
configurationProvider.updateConfiguration(routing)
}
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