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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019-2020 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.dcaegen2.services.pmmapper.utils;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockserver.integration.ClientAndServer.startClientAndServer;
import static org.mockserver.model.HttpRequest.request;
import static org.mockserver.model.HttpResponse.response;
import java.net.URL;
import java.net.UnknownHostException;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockserver.client.server.MockServerClient;
import org.mockserver.integration.ClientAndServer;
import org.mockserver.model.HttpRequest;
import org.mockserver.model.HttpStatusCode;
import org.mockserver.verify.VerificationTimes;
import org.onap.dcaegen2.services.pmmapper.utils.RequestSender;
import org.onap.logging.ref.slf4j.ONAPLogConstants;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PowerMockIgnore;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.read.ListAppender;
import utils.LoggingUtils;
@RunWith(PowerMockRunner.class)
@PrepareForTest(RequestSender.class)
@PowerMockIgnore({"com.sun.org.apache.xerces.*", "javax.xml.*", "org.xml.*", "javax.management.*"})
public class RequestSenderTests {
private static ClientAndServer mockServer;
private MockServerClient client = mockClient();
@BeforeClass
public static void setup() {
mockServer = startClientAndServer(35454);
}
@AfterClass
public static void teardown() {
mockServer.stop();
}
@Test
public void send_success() throws Exception {
String url = "http://127.0.0.1:35454/once";
String uuidRegex = "^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$";
ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(RequestSender.class);
HttpRequest req = HttpRequest.request();
client.when(req
.withHeader(ONAPLogConstants.Headers.REQUEST_ID, uuidRegex)
.withHeader(ONAPLogConstants.Headers.INVOCATION_ID, uuidRegex))
.respond(response()
.withStatusCode(HttpStatusCode.OK_200.code())
.withBody("ResponseBody"));
String result = new RequestSender().send(url);
client.verify(req, VerificationTimes.atLeast(1));
assertEquals(result, "ResponseBody");
assertTrue(logAppender.list.get(1).getMessage().contains("Sending"));
assertTrue(logAppender.list.get(2).getMessage().contains("Received"));
logAppender.stop();
client.clear(req);
}
@Test
public void host_unavailable_retry_mechanism() throws Exception {
PowerMockito.mockStatic(Thread.class);
client.when(request())
.respond(response().withStatusCode(HttpStatusCode.SERVICE_UNAVAILABLE_503.code()));
assertThrows(Exception.class, () -> {
new RequestSender().send("http://127.0.0.1:35454/anypath");
});
client.verify(request(), VerificationTimes.exactly(5));
client.clear(request());
}
@Test
public void host_unknown() throws Exception {
PowerMockito.mockStatic(Thread.class);
String unknownHostUrl = "http://unknown-host:35454/host-is-unknown";
PowerMockito.whenNew(URL.class).withArguments(unknownHostUrl)
.thenThrow(UnknownHostException.class);
assertThrows(Exception.class, () -> {
new RequestSender().send(unknownHostUrl);
});
client.verify(request(), VerificationTimes.exactly(0));
client.clear(request());
}
private MockServerClient mockClient() {
return new MockServerClient("127.0.0.1", 35454);
}
}
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