2 * ========================LICENSE_START=================================
5 * Copyright (C) 2019 Nordix Foundation
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
11 * http://www.apache.org/licenses/LICENSE-2.0
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===================================
21 package org.oransc.policyagent.tasks;
23 import static org.assertj.core.api.Assertions.assertThat;
24 import static org.mockito.ArgumentMatchers.any;
25 import static org.mockito.Mockito.doReturn;
26 import static org.mockito.Mockito.spy;
27 import static org.mockito.Mockito.times;
28 import static org.mockito.Mockito.verify;
30 import ch.qos.logback.classic.Level;
31 import ch.qos.logback.classic.spi.ILoggingEvent;
32 import ch.qos.logback.core.read.ListAppender;
34 import com.google.common.base.Charsets;
35 import com.google.common.io.Resources;
36 import com.google.gson.JsonIOException;
37 import com.google.gson.JsonObject;
38 import com.google.gson.JsonParser;
39 import com.google.gson.JsonSyntaxException;
41 import java.io.ByteArrayInputStream;
42 import java.io.IOException;
43 import java.io.InputStream;
44 import java.io.InputStreamReader;
46 import java.nio.charset.StandardCharsets;
47 import java.util.Arrays;
48 import java.util.Properties;
49 import java.util.Vector;
51 import org.junit.jupiter.api.Test;
52 import org.junit.jupiter.api.extension.ExtendWith;
53 import org.mockito.Mock;
54 import org.mockito.Spy;
55 import org.mockito.junit.jupiter.MockitoExtension;
56 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClient;
57 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.EnvProperties;
58 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.ImmutableEnvProperties;
59 import org.oransc.policyagent.configuration.ApplicationConfig;
60 import org.oransc.policyagent.configuration.ApplicationConfigParser;
61 import org.oransc.policyagent.configuration.ImmutableRicConfig;
62 import org.oransc.policyagent.configuration.RicConfig;
63 import org.oransc.policyagent.utils.LoggingUtils;
65 import reactor.core.publisher.Flux;
66 import reactor.core.publisher.Mono;
67 import reactor.test.StepVerifier;
69 @ExtendWith(MockitoExtension.class)
70 public class RefreshConfigTaskTest {
72 private RefreshConfigTask refreshTaskUnderTest;
75 ApplicationConfig appConfig;
80 private static final String RIC_1_NAME = "ric1";
81 public static final ImmutableRicConfig CORRECT_RIC_CONIFG = ImmutableRicConfig.builder() //
83 .baseUrl("http://localhost:8080/") //
84 .managedElementIds(new Vector<String>(Arrays.asList("kista_1", "kista_2"))) //
87 private static EnvProperties properties() {
88 return ImmutableEnvProperties.builder() //
89 .consulHost("host") //
91 .cbsName("cbsName") //
92 .appName("appName") //
97 public void whenTheConfigurationFits_thenConfiguredRicsArePutInRepository() throws Exception {
98 refreshTaskUnderTest = spy(new RefreshConfigTask(appConfig));
99 refreshTaskUnderTest.systemEnvironment = new Properties();
101 doReturn(getCorrectJson()).when(refreshTaskUnderTest).createInputStream(any());
102 doReturn("fileName").when(appConfig).getLocalConfigurationFilePath();
103 refreshTaskUnderTest.start();
106 verify(refreshTaskUnderTest, times(1)).loadConfigurationFromFile();
108 Iterable<RicConfig> ricConfigs = appConfig.getRicConfigs();
109 RicConfig ricConfig = ricConfigs.iterator().next();
110 assertThat(ricConfigs).isNotNull();
111 assertThat(ricConfig).isEqualTo(CORRECT_RIC_CONIFG);
115 public void whenFileExistsButJsonIsIncorrect_thenNoRicsArePutInRepository() throws Exception {
116 refreshTaskUnderTest = spy(new RefreshConfigTask(appConfig));
117 refreshTaskUnderTest.systemEnvironment = new Properties();
120 doReturn(getIncorrectJson()).when(refreshTaskUnderTest).createInputStream(any());
121 doReturn("fileName").when(appConfig).getLocalConfigurationFilePath();
122 refreshTaskUnderTest.loadConfigurationFromFile();
125 verify(refreshTaskUnderTest, times(1)).loadConfigurationFromFile();
126 assertThat(appConfig.getRicConfigs().size()).isEqualTo(0);
130 public void whenPeriodicConfigRefreshNoEnvironmentVariables_thenErrorIsLogged() {
131 refreshTaskUnderTest = spy(new RefreshConfigTask(appConfig));
132 refreshTaskUnderTest.systemEnvironment = new Properties();
134 final ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(RefreshConfigTask.class);
135 Flux<ApplicationConfig> task = refreshTaskUnderTest.createRefreshTask();
137 StepVerifier.create(task).expectSubscription().verifyComplete();
139 assertThat(logAppender.list.get(0).getLevel()).isEqualTo(Level.ERROR);
140 assertThat(logAppender.list.toString().contains("$CONSUL_HOST environment has not been defined")).isTrue();
144 public void whenPeriodicConfigRefreshNoConsul_thenErrorIsLogged() {
145 refreshTaskUnderTest = spy(new RefreshConfigTask(appConfig));
146 refreshTaskUnderTest.systemEnvironment = new Properties();
148 EnvProperties props = properties();
149 doReturn(Mono.just(props)).when(refreshTaskUnderTest).getEnvironment(any());
151 doReturn(Mono.just(cbsClient)).when(refreshTaskUnderTest).createCbsClient(props);
152 Flux<JsonObject> err = Flux.error(new IOException());
153 doReturn(err).when(cbsClient).updates(any(), any(), any());
155 final ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(RefreshConfigTask.class);
156 Flux<ApplicationConfig> task = refreshTaskUnderTest.createRefreshTask();
160 .expectSubscription() //
163 assertThat(logAppender.list.get(0).getLevel()).isEqualTo(Level.ERROR);
165 logAppender.list.toString().contains("Could not refresh application configuration. java.io.IOException"))
170 public void whenPeriodicConfigRefreshSuccess_thenNewConfigIsCreated() throws Exception {
171 refreshTaskUnderTest = spy(new RefreshConfigTask(appConfig));
172 refreshTaskUnderTest.systemEnvironment = new Properties();
174 EnvProperties props = properties();
175 doReturn(Mono.just(props)).when(refreshTaskUnderTest).getEnvironment(any());
176 doReturn(Mono.just(cbsClient)).when(refreshTaskUnderTest).createCbsClient(props);
178 JsonObject configAsJson = getJsonRootObject();
179 String newBaseUrl = "newBaseUrl";
180 modifyTheRicConfiguration(configAsJson, newBaseUrl);
181 Flux<JsonObject> json = Flux.just(configAsJson);
182 doReturn(json).when(cbsClient).updates(any(), any(), any());
184 Flux<ApplicationConfig> task = refreshTaskUnderTest.createRefreshTask();
188 .expectSubscription() //
189 .expectNext(appConfig) //
192 assertThat(appConfig.getRicConfigs()).isNotNull();
193 assertThat(appConfig.getRic(RIC_1_NAME).baseUrl()).isEqualTo(newBaseUrl);
196 private void modifyTheRicConfiguration(JsonObject configAsJson, String newBaseUrl) {
197 ((JsonObject) configAsJson.getAsJsonObject("config").getAsJsonArray("ric").get(0)).addProperty("baseUrl",
201 private JsonObject getJsonRootObject() throws JsonIOException, JsonSyntaxException, IOException {
202 JsonObject rootObject = JsonParser.parseReader(new InputStreamReader(getCorrectJson())).getAsJsonObject();
206 private static InputStream getCorrectJson() throws IOException {
207 URL url = ApplicationConfigParser.class.getClassLoader().getResource("test_application_configuration.json");
208 String string = Resources.toString(url, Charsets.UTF_8);
209 return new ByteArrayInputStream((string.getBytes(StandardCharsets.UTF_8)));
212 private static InputStream getIncorrectJson() {
213 String string = "{" + //
214 " \"config\": {" + //
216 return new ByteArrayInputStream((string.getBytes(StandardCharsets.UTF_8)));