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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* Copyright © 2017-2018 European Software Marketing Ltd.
* ================================================================================
* 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.aai.babel.service;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.hamcrest.MatcherAssert.assertThat;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map.Entry;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MultivaluedHashMap;
import org.junit.jupiter.api.Test;
import org.mockito.Mockito;
import org.onap.aai.babel.request.RequestHeaders;
/**
* Tests {@link RequestHeaders}.
*
*/
public class TestRequestHeaders {
/**
* Tests compatibility with the X-ECOMP-* request headers.
*/
@Test
public void testEcompHeaders() {
String transactionId = "transaction-id";
String serviceInstanceId = "service-instance-id";
MultivaluedHashMap<String, String> headersMap = new MultivaluedHashMap<>();
headersMap.put(RequestHeaders.HEADER_REQUEST_ID, createSingletonList(transactionId));
headersMap.put(RequestHeaders.HEADER_SERVICE_INSTANCE_ID, createSingletonList(serviceInstanceId));
headersMap.put("X-FromAppId", createSingletonList("app-id"));
headersMap.put("Host", createSingletonList("hostname"));
HttpHeaders headers = createMockedHeaders(headersMap);
RequestHeaders requestHeaders = new RequestHeaders(headers);
assertThat(requestHeaders.getRequestId(), is(equalTo(transactionId)));
assertThat(requestHeaders.getInstanceId(), is(equalTo(serviceInstanceId)));
}
@Test
public void testMultipleHeaderValues() {
String transactionId = "transaction-id";
String serviceInstanceId = "service-instance-id";
MultivaluedHashMap<String, String> headersMap = new MultivaluedHashMap<>();
headersMap.put(RequestHeaders.HEADER_REQUEST_ID, Arrays.asList(transactionId, "fred"));
headersMap.put(RequestHeaders.HEADER_SERVICE_INSTANCE_ID, Arrays.asList(serviceInstanceId, "bob"));
HttpHeaders headers = createMockedHeaders(headersMap);
RequestHeaders requestHeaders = new RequestHeaders(headers);
assertThat(requestHeaders.getRequestId(), is(equalTo(transactionId)));
assertThat(requestHeaders.getInstanceId(), is(equalTo(serviceInstanceId)));
}
@Test
public void testStandardHeaders() {
MultivaluedHashMap<String, String> headersMap = new MultivaluedHashMap<>();
headersMap.put("X-TransactionId", createSingletonList("transaction-id"));
headersMap.put("X-FromAppId", createSingletonList("app-id"));
headersMap.put("Host", createSingletonList("hostname"));
HttpHeaders headers = createMockedHeaders(headersMap);
RequestHeaders requestHeaders = new RequestHeaders(headers);
assertThat(requestHeaders.getRequestId(), is(nullValue()));
assertThat(requestHeaders.getInstanceId(), is(nullValue()));
}
@Test
public void testHeadersWithTransactionIdSuffix() {
MultivaluedHashMap<String, String> headersMap = new MultivaluedHashMap<>();
headersMap.put("X-TransactionId", createSingletonList("transaction-id:123"));
headersMap.put("X-FromAppId", createSingletonList("app-id"));
headersMap.put("Host", createSingletonList("hostname"));
HttpHeaders headers = createMockedHeaders(headersMap);
RequestHeaders requestHeaders = new RequestHeaders(headers);
assertThat(requestHeaders.getCorrelationId(), is(equalTo("transaction-id")));
assertThat(requestHeaders.getInstanceId(), is(nullValue()));
}
@Test
public void testEmptyHeaders() {
MultivaluedHashMap<String, String> headersMap = new MultivaluedHashMap<>();
headersMap.put(RequestHeaders.HEADER_REQUEST_ID, Collections.emptyList());
headersMap.put(RequestHeaders.HEADER_SERVICE_INSTANCE_ID, Collections.emptyList());
HttpHeaders headers = createMockedHeaders(headersMap);
RequestHeaders requestHeaders = new RequestHeaders(headers);
assertThat(requestHeaders.getRequestId(), is(nullValue()));
assertThat(requestHeaders.getInstanceId(), is(nullValue()));
}
@Test
public void testNullHeaders() {
MultivaluedHashMap<String, String> headersMap = new MultivaluedHashMap<>();
headersMap.put(RequestHeaders.HEADER_REQUEST_ID, Collections.emptyList());
HttpHeaders headers = createMockedHeaders(headersMap);
Mockito.when(headers.getRequestHeader(RequestHeaders.HEADER_SERVICE_INSTANCE_ID)).thenReturn(null);
RequestHeaders requestHeaders = new RequestHeaders(headers);
assertThat(requestHeaders.getRequestId(), is(nullValue()));
assertThat(requestHeaders.getInstanceId(), is(nullValue()));
}
@Test
public void testToString() {
String transactionId = "transaction-id";
String serviceInstanceId = "service-instance-id";
MultivaluedHashMap<String, String> headersMap = new MultivaluedHashMap<>();
headersMap.put(RequestHeaders.HEADER_REQUEST_ID, createSingletonList(transactionId));
headersMap.put(RequestHeaders.HEADER_SERVICE_INSTANCE_ID, createSingletonList(serviceInstanceId));
HttpHeaders headers = createMockedHeaders(headersMap);
RequestHeaders requestHeaders = new RequestHeaders(headers);
assertThat(requestHeaders.toString(), is(equalTo(
"RequestHeaders [requestId=transaction-id, instanceId=service-instance-id, transactionId=null]")));
}
private HttpHeaders createMockedHeaders(MultivaluedHashMap<String, String> headersMap) {
HttpHeaders headers = Mockito.mock(HttpHeaders.class);
for (Entry<String, List<String>> entry : headersMap.entrySet()) {
List<String> valuesList = entry.getValue();
String value = valuesList == null || valuesList.isEmpty() ? null : valuesList.get(0);
Mockito.when(headers.getHeaderString(entry.getKey())).thenReturn(value);
}
Mockito.when(headers.getRequestHeaders()).thenReturn(headersMap);
return headers;
}
private List<String> createSingletonList(String listItem) {
return Collections.<String>singletonList(listItem);
}
}
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