src/test/java/org/onap/dcae/configuration/cbs/CbsConfigResolverTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * org.onap.dcaegen2.collectors.ves
   4  * ================================================================================
   5  * Copyright (C) 2020 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.dcae.configuration.cbs;
  21
  22 import com.github.tomakehurst.wiremock.junit.WireMockRule;
  23 import org.json.JSONObject;
  24 import org.junit.Rule;
  25 import org.junit.Test;
  26 import org.junit.runner.RunWith;
  27 import org.mockito.InjectMocks;
  28 import org.mockito.Mock;
  29 import org.mockito.junit.MockitoJUnitRunner;
  30 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration;
  31 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.ImmutableCbsClientConfiguration;
  32
  33 import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
  34 import static com.github.tomakehurst.wiremock.client.WireMock.get;
  35 import static com.github.tomakehurst.wiremock.client.WireMock.stubFor;
  36 import static com.github.tomakehurst.wiremock.client.WireMock.urlEqualTo;
  37 import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.wireMockConfig;
  38 import static org.assertj.core.api.Assertions.assertThat;
  39 import static org.mockito.Mockito.when;
  40
  41 @RunWith(MockitoJUnitRunner.Silent.class)
  42 public class CbsConfigResolverTest {
  43
  44     private static final String VES_CONFIG = "{\"collector.port\": 8081}";
  45     private static final String HOSTNAME = "localhost";
  46     private static final String PROTOCOL = "http";
  47     private static final String APP_NAME = "VESCollector";
  48
  49     @Rule
  50     public final WireMockRule wireMockRule = new WireMockRule(
  51             wireMockConfig().dynamicPort().dynamicPort());
  52
  53     @Mock
  54     private CbsClientConfigurationResolver cbsClientConfigurationResolver;
  55
  56     @InjectMocks
  57     private CbsConfigResolver cbsConfigResolver;
  58
  59     @Test
  60     public void shouldFetchConfigurationFromCBS() {
  61         // given
  62         stubCBSToReturnAppConfig();
  63         mockCbsClientConfiguration();
  64
  65         // when
  66         JSONObject appConfig = cbsConfigResolver.getAppConfig().get();
  67
  68         // then
  69         assertThat(appConfig).isNotNull();
  70         assertThat(appConfig.toString()).isEqualTo(new JSONObject(VES_CONFIG).toString());
  71     }
  72
  73     private void stubCBSToReturnAppConfig() {
  74         stubFor(get(urlEqualTo("/service_component/VESCollector"))
  75             .willReturn(aResponse().withBody(CbsConfigResolverTest.VES_CONFIG)));
  76     }
  77
  78     private void mockCbsClientConfiguration() {
  79         final int PORT = wireMockRule.port();
  80         CbsClientConfiguration cbsClientConfiguration = ImmutableCbsClientConfiguration.builder()
  81             .protocol(PROTOCOL)
  82             .hostname(HOSTNAME)
  83             .port(PORT)
  84             .appName(APP_NAME)
  85             .build();
  86         when(cbsClientConfigurationResolver.resolveCbsClientConfiguration()).thenReturn(cbsClientConfiguration);
  87     }
  88 }