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;
  22
  23 import static org.assertj.core.api.Assertions.assertThat;
  24 import static org.assertj.core.api.Assertions.in;
  25 import static org.junit.jupiter.api.Assertions.*;
  26
  27 import com.google.gson.JsonObject;
  28 import com.google.gson.JsonParser;
  29 import io.vavr.Function1;
  30 import io.vavr.control.Either;
  31 import java.io.IOException;
  32 import java.io.InputStreamReader;
  33 import org.junit.jupiter.api.Test;
  34 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.exceptions.StreamParserError;
  35 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.streams.StreamFromGsonParser;
  36 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.streams.StreamFromGsonParsers;
  37 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.dmaap.KafkaSink;
  38
  39 /**
  40  * @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
  41  * @since March 2019
  42  */
  43 class KafkaSinkParserTest {
  44
  45     private final StreamFromGsonParser<KafkaSink> cut = StreamFromGsonParsers.kafkaSinkParser();
  46
  47     @Test
  48     void precondition_assureInstanceOf() {
  49         assertThat(cut).isInstanceOf(KafkaSinkParser.class);
  50     }
  51
  52     @Test
  53     void shouldParseMinimalKafkaSinkDefinition() throws IOException {
  54         // given
  55         JsonObject input = GsonUtils.readObjectFromResource("/streams/kafka_sink_minimal.json");
  56
  57         // when
  58         final KafkaSink result = cut.unsafeParse(input);
  59
  60         // then
  61         assertThat(result.aafCredentials()).isNull();
  62         assertThat(result.bootstrapServers()).isEqualTo("dmaap-mr-kafka-0:6060,dmaap-mr-kafka-1:6060");
  63         assertThat(result.topicName()).isEqualTo("HVVES_PERF3GPP");
  64         assertThat(result.clientId()).isNull();
  65         assertThat(result.clientRole()).isNull();
  66     }
  67
  68     @Test
  69     void shouldParseBasicKafkaSinkDefinition() throws IOException {
  70         // given
  71         JsonObject input = GsonUtils.readObjectFromResource("/streams/kafka_sink.json");
  72
  73         // when
  74         final KafkaSink result = cut.unsafeParse(input);
  75
  76         // then
  77         assertThat(result.aafCredentials()).isNull();
  78         assertThat(result.bootstrapServers()).isEqualTo("dmaap-mr-kafka-0:6060,dmaap-mr-kafka-1:6060");
  79         assertThat(result.topicName()).isEqualTo("HVVES_PERF3GPP");
  80         assertThat(result.clientId()).isEqualTo("1500462518108");
  81         assertThat(result.clientRole()).isEqualTo("com.dcae.member");
  82     }
  83
  84     @Test
  85     void shouldReturnErrorWhenStructureIsWrong() throws IOException {
  86         // given
  87         JsonObject input = GsonUtils.readObjectFromResource("/streams/kafka_sink_missing_child.json");
  88
  89         // when
  90         final Either<StreamParserError, KafkaSink> result = cut.parse(input);
  91
  92         // then
  93         assertThat(result.isRight()).describedAs("should not be right").isFalse();
  94         result.peekLeft(error -> {
  95             assertThat(error.message()).contains("kafka_info");
  96         });
  97     }
  98
  99     @Test
 100     void shouldReturnErrorWhenTypeIsWrong() throws IOException {
 101         // given
 102         JsonObject input = GsonUtils.readObjectFromResource("/streams/kafka_sink_invalid_type.json");
 103
 104         // when
 105         final Either<StreamParserError, KafkaSink> result = cut.parse(input);
 106
 107         // then
 108         assertThat(result.isRight()).describedAs("should not be right").isFalse();
 109         result.peekLeft(error -> {
 110             assertThat(error.message()).containsIgnoringCase("invalid stream type");
 111             assertThat(error.message()).containsIgnoringCase("kafka");
 112             assertThat(error.message()).containsIgnoringCase("message_router");
 113         });
 114     }
 115 }