gerrit.onap Code Review - dcaegen2/services/sdk.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * DCAEGEN2-SERVICES-SDK
   4  * ================================================================================
   5  * Copyright (C) 2019 Nokia. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20 package org.onap.dcaegen2.services.sdk.services.hvves.client.producer.impl;
  21
  22 import static org.assertj.core.api.Assertions.assertThat;
  23 import static org.mockito.ArgumentMatchers.any;
  24 import static org.mockito.Mockito.mock;
  25 import static org.mockito.Mockito.times;
  26 import static org.mockito.Mockito.verify;
  27 import static org.mockito.Mockito.when;
  28 import static org.onap.dcaegen2.services.sdk.services.hvves.client.producer.impl.utils.VesEvents.defaultVesEvent;
  29
  30 import io.netty.buffer.ByteBuf;
  31 import io.netty.buffer.ByteBufAllocator;
  32 import io.netty.buffer.Unpooled;
  33 import io.vavr.control.Try;
  34 import org.junit.jupiter.api.BeforeEach;
  35 import org.junit.jupiter.api.Test;
  36 import org.onap.dcaegen2.services.sdk.services.hvves.client.producer.impl.encoders.EncodersFactory;
  37 import org.onap.dcaegen2.services.sdk.services.hvves.client.producer.impl.encoders.ProtobufEncoder;
  38 import org.onap.dcaegen2.services.sdk.services.hvves.client.producer.impl.encoders.WireFrameEncoder;
  39 import org.onap.dcaegen2.services.sdk.services.hvves.client.producer.api.options.WireFrameVersion;
  40 import org.onap.ves.VesEventOuterClass.VesEvent;
  41 import reactor.core.publisher.Flux;
  42
  43 import java.nio.ByteBuffer;
  44
  45 /**
  46  * @author <a href="mailto:jakub.dudycz@nokia.com">Jakub Dudycz</a>
  47  */
  48 public class ProducerCoreTest {
  49
  50     private ProducerCore producerCore;
  51     private EncodersFactory encodersFactoryMock;
  52     private WireFrameVersion wireFrameVersion;
  53
  54     @BeforeEach
  55     public void setUp() {
  56         encodersFactoryMock = mock(EncodersFactory.class);
  57         wireFrameVersion = mock(WireFrameVersion.class);
  58         producerCore = new ProducerCore(encodersFactoryMock, wireFrameVersion);
  59     }
  60
  61     @Test
  62     public void encode_should_encode_message_stream_to_wire_frame() {
  63         final WireFrameEncoder wireFrameEncoder = mock(WireFrameEncoder.class);
  64         final ProtobufEncoder protobufEncoder = mock(ProtobufEncoder.class);
  65         final ByteBuffer protoBuffer = ByteBuffer.wrap(new byte[3]);
  66         final Try<ByteBuf> wireFrameBuffer = Try.success(Unpooled.copiedBuffer(new byte[5]));
  67
  68         when(protobufEncoder.encode(any(VesEvent.class))).thenReturn(protoBuffer);
  69         when(wireFrameEncoder.encode(protoBuffer)).thenReturn(wireFrameBuffer);
  70         when(encodersFactoryMock.createProtobufEncoder()).thenReturn(protobufEncoder);
  71         when(encodersFactoryMock.createWireFrameEncoder(ByteBufAllocator.DEFAULT, wireFrameVersion)).
  72                 thenReturn(wireFrameEncoder);
  73
  74         // given
  75         final int messageStreamSize = 2;
  76         final Flux<VesEvent> messages = Flux.just(defaultVesEvent()).repeat(messageStreamSize - 1);
  77
  78         // when
  79         final ByteBuf lastMessage = producerCore.encode(messages, ByteBufAllocator.DEFAULT).blockLast();
  80
  81         // then
  82         verify(encodersFactoryMock).createProtobufEncoder();
  83         verify(encodersFactoryMock).createWireFrameEncoder(ByteBufAllocator.DEFAULT, wireFrameVersion);
  84         verify(protobufEncoder, times(messageStreamSize)).encode(any(VesEvent.class));
  85         verify(wireFrameEncoder, times(messageStreamSize)).encode(protoBuffer);
  86
  87         assertThat(lastMessage).isNotNull();
  88         assertThat(lastMessage).isEqualTo(wireFrameBuffer.get());
  89     }
  90 }