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/*
* ============LICENSE_START=======================================================
* VES Collector
* ================================================================================
* Copyright (C) 2020 Nokia. All rights reserved.s
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.onap.dcae.configuration;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import io.vavr.control.Option;
import org.json.JSONObject;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.ArgumentCaptor;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.Spy;
import org.mockito.junit.MockitoJUnitRunner;
import org.onap.dcae.configuration.cbs.CbsClientConfigurationProvider;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClient;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration;
import reactor.core.Disposable;
import reactor.core.publisher.Mono;
import java.time.Duration;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
@RunWith(MockitoJUnitRunner.class)
public class CbsConfigurationHandlerTest {
private static final String VES_CONFIG = "{\"collector.port\": 8081}";
private static final String VES_CONSUL_CONFIG = String.format("{\"config\":%s}", VES_CONFIG);
@Mock
private CbsClientConfigurationProvider cbsClientConfigurationProvider;
@Mock
private CbsClientConfiguration cbsClientConfiguration;
@Mock
private Mono<CbsClient> cbsClient;
@Mock
private ConfigUpdater configLoader;
@InjectMocks
@Spy
private ConfigurationHandler cbsConfigurationHandler;
@Test
public void shouldCreateCbsConfigurationHandler() {
// given
when(cbsConfigurationHandler.createCbsClient(cbsClientConfiguration)).thenReturn(cbsClient);
when(cbsClientConfigurationProvider.get()).thenReturn(cbsClientConfiguration);
// when
final Disposable handler = cbsConfigurationHandler.startListen(Duration.ofMinutes(5));
// then
assertThat(handler).isNotNull();
}
@Test
public void shouldUpdateAppConfigurationWhenConfigurationIsValid() {
// given
final JsonObject configuration = createConsulConfiguration(VES_CONSUL_CONFIG);
// when
this.cbsConfigurationHandler.handleConfigurationFromConsul(configuration);
// then
final ArgumentCaptor<Option<JSONObject>> acConfiguration = ArgumentCaptor.forClass(Option.class);
verify(configLoader).updateConfig(acConfiguration.capture());
assertThat(acConfiguration.getValue().get().toString()).hasToString(createJSONObject(VES_CONFIG));
}
@Test
public void shouldReportAnErrorWhenConsulReturnsEmptyConfiguration() {
// given
final JsonObject configuration = createConsulConfiguration("{}");
// when
assertThatThrownBy(() -> this.cbsConfigurationHandler.handleConfigurationFromConsul(configuration))
.isInstanceOf(IllegalArgumentException.class).hasMessageContaining(String.format("Invalid application configuration: %s ", "{}"));
// then
verify(configLoader, never()).updateConfig(any());
}
private String createJSONObject(String vesConfig) {
return new JSONObject(vesConfig).toString();
}
private JsonObject createConsulConfiguration(String vesConsulConfig) {
return new JsonParser().parse(vesConsulConfig).getAsJsonObject();
}
}
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