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
  21 package org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.kafka;
  22
  23 import static org.assertj.core.api.Assertions.assertThat;
  24
  25 import com.google.gson.JsonObject;
  26 import io.vavr.control.Either;
  27 import java.io.IOException;
  28 import org.junit.jupiter.api.Test;
  29 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.exceptions.StreamParserError;
  30 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.streams.StreamFromGsonParser;
  31 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.streams.StreamFromGsonParsers;
  32 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.DataStreamUtils;
  33 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.kafka.KafkaSinkParser;
  34 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.ImmutableAafCredentials;
  35 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.RawDataStream;
  36 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.dmaap.KafkaSink;
  37
  38 /**
  39  * @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
  40  * @since March 2019
  41  */
  42 class KafkaSinkParserTest {
  43
  44     private final StreamFromGsonParser<KafkaSink> cut = StreamFromGsonParsers.kafkaSinkParser();
  45
  46     @Test
  47     void precondition_assureInstanceOf() {
  48         assertThat(cut).isInstanceOf(KafkaSinkParser.class);
  49     }
  50
  51     @Test
  52     void shouldParseMinimalKafkaSinkDefinition() throws IOException {
  53         // given
  54         RawDataStream<JsonObject> input = DataStreamUtils.readSinkFromResource("/streams/kafka_sink_minimal.json");
  55
  56         // when
  57         final KafkaSink result = cut.unsafeParse(input);
  58
  59         // then
  60         assertThat(result.aafCredentials()).isNull();
  61         assertThat(result.bootstrapServers()).isEqualTo("dmaap-mr-kafka-0:6060,dmaap-mr-kafka-1:6060");
  62         assertThat(result.topicName()).isEqualTo("HVVES_PERF3GPP");
  63         assertThat(result.clientId()).isNull();
  64         assertThat(result.clientRole()).isNull();
  65     }
  66
  67     @Test
  68     void shouldParseFullKafkaSinkDefinition() throws IOException {
  69         // given
  70         RawDataStream<JsonObject> input = DataStreamUtils.readSinkFromResource("/streams/kafka_sink.json");
  71
  72         // when
  73         final KafkaSink result = cut.unsafeParse(input);
  74
  75         // then
  76         final ImmutableAafCredentials expectedCredentials = ImmutableAafCredentials.builder()
  77                 .username("the user")
  78                 .password("the passwd")
  79                 .build();
  80         assertThat(result.aafCredentials()).isEqualTo(expectedCredentials);
  81         assertThat(result.bootstrapServers()).isEqualTo("dmaap-mr-kafka-0:6060,dmaap-mr-kafka-1:6060");
  82         assertThat(result.topicName()).isEqualTo("HVVES_PERF3GPP");
  83         assertThat(result.clientId()).isEqualTo("1500462518108");
  84         assertThat(result.clientRole()).isEqualTo("com.dcae.member");
  85     }
  86
  87     @Test
  88     void shouldReturnErrorWhenStructureIsWrong() throws IOException {
  89         // given
  90         RawDataStream<JsonObject> input = DataStreamUtils.readSinkFromResource("/streams/kafka_sink_missing_child.json");
  91
  92         // when
  93         final Either<StreamParserError, KafkaSink> result = cut.parse(input);
  94
  95         // then
  96         assertThat(result.isRight()).describedAs("should not be right").isFalse();
  97         result.peekLeft(error -> {
  98             assertThat(error.message()).contains("kafka_info");
  99         });
 100     }
 101
 102     @Test
 103     void shouldReturnErrorWhenTypeIsWrong() throws IOException {
 104         // given
 105         RawDataStream<JsonObject> input = DataStreamUtils.readSinkFromResource("/streams/kafka_invalid_type.json");
 106
 107         // when
 108         final Either<StreamParserError, KafkaSink> result = cut.parse(input);
 109
 110         // then
 111         assertThat(result.isRight()).describedAs("should not be right").isFalse();
 112         result.peekLeft(error -> {
 113             assertThat(error.message()).containsIgnoringCase("invalid stream type");
 114             assertThat(error.message()).containsIgnoringCase("kafka");
 115             assertThat(error.message()).containsIgnoringCase("message_router");
 116         });
 117     }
 118
 119     @Test
 120     void shouldReturnErrorWhenDirectionIsWrong() throws IOException {
 121         // given
 122         RawDataStream<JsonObject> input = DataStreamUtils.readSourceFromResource("/streams/kafka_sink.json");
 123
 124         // when
 125         final Either<StreamParserError, KafkaSink> result = cut.parse(input);
 126
 127         // then
 128         assertThat(result.isRight()).describedAs("should not be right").isFalse();
 129         result.peekLeft(error -> {
 130             assertThat(error.message()).containsIgnoringCase("invalid stream direction");
 131         });
 132     }
 133 }