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/*
* ============LICENSE_START=======================================================
* DCAEGEN2-SERVICES-SDK
* ================================================================================
* Copyright (C) 2018-2019 NOKIA Intellectual Property. All rights reserved.
* ================================================================================
* 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.dcaegen2.services.sdk.rest.services.cbs.client.providers;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import java.io.IOException;
import java.util.List;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.ArgumentCaptor;
import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.HttpRequest;
import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.HttpResponse;
import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.RxHttpClient;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.GsonUtils;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.ImmutableCbsClientConfiguration;
import reactor.core.publisher.Mono;
import reactor.test.StepVerifier;
/**
* @author <a href="mailto:przemyslaw.wasala@nokia.com">Przemysław Wąsala</a> on 11/15/18
*/
class ReactiveCloudConfigurationProviderTest {
private static final Gson gson = new Gson();
private static final String CONFIGURATION_MOCK = "{\"test\":1}";
private static final JsonObject CONFIGURATION_JSON_MOCK = gson
.fromJson(CONFIGURATION_MOCK, JsonObject.class);
private final RxHttpClient httpClient = mock(RxHttpClient.class);
private final JsonArray configBindingService = GsonUtils.readObjectArrayFromResource("/sample_config_binding_service.json");
private CbsClientConfiguration cbsClientConfiguration = ImmutableCbsClientConfiguration.builder()
.appName("dcae-prh")
.cbsName("config-binding-service")
.consulHost("consul")
.consulPort(8500)
.build();
private HttpResponse response;
private ReactiveCloudConfigurationProvider provider;
ReactiveCloudConfigurationProviderTest() throws IOException {
}
@BeforeEach
void setUp() {
response = mock(HttpResponse.class);
provider = new ReactiveCloudConfigurationProvider(httpClient);
}
@Test
void shouldReturnPrhConfiguration(){
//when
when(httpClient.call(any(HttpRequest.class))).thenReturn(Mono.just(response));
when(response.bodyAsJson(JsonArray.class)).thenReturn(configBindingService);
when(response.bodyAsJson(JsonObject.class)).thenReturn(CONFIGURATION_JSON_MOCK);
//then
StepVerifier.create(provider.callForServiceConfigurationReactive(cbsClientConfiguration))
.expectSubscription()
.expectNext(CONFIGURATION_JSON_MOCK).verifyComplete();
}
@Test
void shouldRequestCorrectUrl(){
// given
String consulRequestUrl = "http://consul:8500/v1/catalog/service/config-binding-service";
String configRequestUrl = "http://config-binding-service:10000/service_component/dcae-prh";
//when
when(httpClient.call(any(HttpRequest.class))).thenReturn(Mono.just(response));
when(response.bodyAsJson(JsonArray.class)).thenReturn(configBindingService);
when(response.bodyAsJson(JsonObject.class)).thenReturn(CONFIGURATION_JSON_MOCK);
//then
StepVerifier.create(provider.callForServiceConfigurationReactive(cbsClientConfiguration))
.expectSubscription()
.expectNext(CONFIGURATION_JSON_MOCK).verifyComplete();
ArgumentCaptor<HttpRequest> httpReq = ArgumentCaptor
.forClass(HttpRequest.class);
verify(httpClient, times(2)).call(httpReq.capture());
List<HttpRequest> allRequests = httpReq.getAllValues();
assertThat(allRequests.get(0).url()).isEqualTo(consulRequestUrl);
assertThat(allRequests.get(1).url()).isEqualTo(configRequestUrl);
}
@Test
void shouldReturnMonoErrorWhenConsuleDoesntHaveConfigBindingServiceEntry() {
// given
JsonArray emptyArray = gson.fromJson("[]", JsonArray.class);
//when
when(httpClient.call(any(HttpRequest.class))).thenReturn(Mono.just(response));
when(response.bodyAsJson(JsonArray.class)).thenReturn(emptyArray);
//then
StepVerifier.create(provider.callForServiceConfigurationReactive(cbsClientConfiguration))
.expectSubscription()
.expectError(IllegalStateException.class).verify();
}
}
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