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/*
* ============LICENSE_START====================================
* DCAEGEN2-SERVICES-SDK
* =========================================================
* Copyright (C) 2019 Nokia. 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.impl;
import static org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.DummyHttpServer.sendResource;
import static org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.DummyHttpServer.sendString;
import com.google.gson.JsonObject;
import io.vavr.collection.Stream;
import java.time.Duration;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.ImmutableEnvProperties;
import org.onap.dcaegen2.services.sdk.rest.services.model.logging.RequestDiagnosticContext;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClient;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClientFactory;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.EnvProperties;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import reactor.test.StepVerifier;
/**
* @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
* @since February 2019
*/
class CbsClientImplIT {
private static final String CONSUL_RESPONSE = "[\n"
+ " {\n"
+ " \"ServiceAddress\": \"HOST\",\n"
+ " \"ServiceName\": \"the_cbs\",\n"
+ " \"ServicePort\": PORT\n"
+ " }\n"
+ "]\n";
private static final String SAMPLE_CONFIG = "/sample_config.json";
private static final String SAMPLE_CONFIG_KEY = "keystore.path";
private static final String EXPECTED_CONFIG_VALUE = "/var/run/security/keystore.p12";
private static EnvProperties sampleEnvironment;
private static DummyHttpServer server;
@BeforeAll
static void setUp() {
server = DummyHttpServer.start(routes ->
routes.get("/v1/catalog/service/the_cbs", (req, resp) -> sendString(resp, lazyConsulResponse()))
.get("/service_component/dcae-component", (req, resp) -> sendResource(resp, SAMPLE_CONFIG)));
sampleEnvironment = ImmutableEnvProperties.builder()
.appName("dcae-component")
.cbsName("the_cbs")
.consulHost(server.host())
.consulPort(server.port())
.build();
}
@AfterAll
static void tearDown() {
server.close();
}
@Test
void testCbsClientWithSingleCall() {
// given
final Mono<CbsClient> sut = CbsClientFactory.createCbsClient(sampleEnvironment);
final RequestDiagnosticContext diagnosticContext = RequestDiagnosticContext.create();
// when
final Mono<JsonObject> result = sut.flatMap(cbsClient -> cbsClient.get(diagnosticContext));
// then
StepVerifier.create(result.map(this::sampleConfigValue))
.expectNext(EXPECTED_CONFIG_VALUE)
.expectComplete()
.verify(Duration.ofSeconds(5));
}
@Test
void testCbsClientWithPeriodicCall() {
// given
final Mono<CbsClient> sut = CbsClientFactory.createCbsClient(sampleEnvironment);
final RequestDiagnosticContext diagnosticContext = RequestDiagnosticContext.create();
// when
final Flux<JsonObject> result = sut
.flatMapMany(cbsClient -> cbsClient.get(diagnosticContext, Duration.ZERO, Duration.ofMillis(10)));
// then
final int itemsToTake = 5;
StepVerifier.create(result.take(itemsToTake).map(this::sampleConfigValue))
.expectNextSequence(Stream.of(EXPECTED_CONFIG_VALUE).cycle(itemsToTake))
.expectComplete()
.verify(Duration.ofSeconds(5));
}
@Test
void testCbsClientWithUpdatesCall() {
// given
final Mono<CbsClient> sut = CbsClientFactory.createCbsClient(sampleEnvironment);
final RequestDiagnosticContext diagnosticContext = RequestDiagnosticContext.create();
final Duration period = Duration.ofMillis(10);
// when
final Flux<JsonObject> result = sut
.flatMapMany(cbsClient -> cbsClient.updates(diagnosticContext, Duration.ZERO, period));
// then
final Duration timeToCollectItemsFor = period.multipliedBy(50);
StepVerifier.create(result.take(timeToCollectItemsFor).map(this::sampleConfigValue))
.expectNext(EXPECTED_CONFIG_VALUE)
.expectComplete()
.verify(Duration.ofSeconds(5));
}
private String sampleConfigValue(JsonObject obj) {
return obj.get(SAMPLE_CONFIG_KEY).getAsString();
}
private static Mono<String> lazyConsulResponse() {
return Mono.just(CONSUL_RESPONSE)
.map(CbsClientImplIT::processConsulResponseTemplate);
}
private static String processConsulResponseTemplate(String resp) {
return resp.replaceAll("HOST", server.host())
.replaceAll("PORT", Integer.toString(server.port()));
}
}
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