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/*
* Copyright 2016-2017, Nokia Corporation
*
* 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.
*/
package org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.onap.direct;
import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.onap.aai.domain.yang.v11.GenericVnf;
import org.onap.aai.domain.yang.v11.L3Network;
import org.onap.aai.domain.yang.v11.ObjectFactory;
import org.onap.aai.restclient.client.OperationResult;
import org.onap.aai.restclient.client.RestClient;
import org.onap.aai.restclient.enums.RestAuthenticationMode;
import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.TestBase;
import javax.xml.bind.JAXBContext;
import java.io.ByteArrayOutputStream;
import java.io.StringReader;
import java.util.List;
import java.util.Map;
import java.util.NoSuchElementException;
import static com.google.common.collect.Lists.newArrayList;
import static java.util.Base64.getEncoder;
import static javax.ws.rs.core.MediaType.APPLICATION_XML_TYPE;
import static junit.framework.TestCase.*;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.springframework.test.util.ReflectionTestUtils.setField;
public class TestAAIRestApiProvider extends TestBase {
private ObjectFactory OBJECT_FACTORY = new ObjectFactory();
@Mock
private RestClient restClient;
private AAIRestApiProvider aaiRestApiProvider;
private ArgumentCaptor<Map> headers = ArgumentCaptor.forClass(Map.class);
private ArgumentCaptor<String> payload = ArgumentCaptor.forClass(String.class);
private OperationResult result = new OperationResult();
public static String marshall(Object object) throws Exception {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
JAXBContext.newInstance(object.getClass()).createMarshaller().marshal(object, bos);
return bos.toString();
}
public static <T> T unmarshal(String content, Class<T> clazz) {
try {
return (T) JAXBContext.newInstance(clazz).createUnmarshaller().unmarshal(new StringReader(content));
} catch (Exception e) {
throw new RuntimeException();
}
}
@Before
public void init() {
//MockitoAnnotations.initMocks(this);
AAIRestApiProvider real = new AAIRestApiProvider(msbApiProvider);
setField(AAIRestApiProvider.class, "logger", logger);
setFieldWithPropertyAnnotation(real, "${aaiUsername}", "aaiUsername");
setFieldWithPropertyAnnotation(real, "${aaiPassword}", "aaiPassword");
aaiRestApiProvider = Mockito.spy(real);
when(aaiRestApiProvider.buildRawClient()).thenReturn(restClient);
when(restClient.basicAuthPassword("aaiPassword")).thenReturn(restClient);
when(restClient.basicAuthUsername("aaiUsername")).thenReturn(restClient);
when(restClient.authenticationMode(RestAuthenticationMode.SSL_BASIC)).thenReturn(restClient);
when(msbApiProvider.getMicroServiceUrl(AAIRestApiProvider.AAIService.CLOUD.getServiceName(), "v11")).thenReturn("x://1.2.3.4:4/a");
result.setResultCode(201);
}
/**
* test HTTP GET success scenario
*/
@Test
public void testGetSuccess() throws Exception {
GenericVnf vnf = OBJECT_FACTORY.createGenericVnf();
vnf.setVnfId("myVnfId");
when(restClient.get(eq("x://1.2.3.4:4/a/myurl"), headers.capture(), eq(APPLICATION_XML_TYPE))).thenReturn(result);
result.setResult(marshall(vnf));
//when
GenericVnf actualVnf = aaiRestApiProvider.get(logger, AAIRestApiProvider.AAIService.CLOUD, "/myurl", GenericVnf.class);
//verify
assertEquals(vnf.getVnfId(), actualVnf.getVnfId());
assertHeaders();
}
/**
* HTTP GET on non existing resource results in {@link java.util.NoSuchElementException}
*/
@Test
public void testGetMissingResource() throws Exception {
when(restClient.get(eq("x://1.2.3.4:4/a/myurl"), headers.capture(), eq(APPLICATION_XML_TYPE))).thenReturn(result);
result.setResultCode(404);
//when
try {
aaiRestApiProvider.get(logger, AAIRestApiProvider.AAIService.CLOUD, "/myurl", GenericVnf.class);
fail();
} catch (NoSuchElementException e) {
verify(logger).debug("The resource at /myurl does not exists");
assertEquals("The resource at /myurl does not exists", e.getMessage());
}
}
/**
* Non known HTTP response code is propagated
*/
@Test
public void testUnknownErroCode() throws Exception {
when(restClient.get(eq("x://1.2.3.4:4/a/myurl"), headers.capture(), eq(APPLICATION_XML_TYPE))).thenReturn(result);
result.setResultCode(502);
result.setFailureCause("myFail");
//when
try {
aaiRestApiProvider.get(logger, AAIRestApiProvider.AAIService.CLOUD, "/myurl", GenericVnf.class);
fail();
} catch (RuntimeException e) {
verify(logger).error("Bad response. Code: 502 cause: myFail");
assertEquals("Bad response. Code: 502 cause: myFail", e.getMessage());
}
}
/**
* response content is not used when not requesting result
*/
@Test
public void testNoResult() throws Exception {
when(restClient.get(eq("x://1.2.3.4:4/a/myurl"), headers.capture(), eq(APPLICATION_XML_TYPE))).thenReturn(result);
result.setResultCode(202);
//when
Void result = aaiRestApiProvider.get(logger, AAIRestApiProvider.AAIService.CLOUD, "/myurl", Void.class);
//verify
assertNull(result);
}
/**
* test HTTP PUT success scenario
*/
@Test
public void putSuccess() throws Exception {
when(restClient.put(eq("x://1.2.3.4:4/a/myurl"), payload.capture(), headers.capture(), eq(APPLICATION_XML_TYPE), eq(APPLICATION_XML_TYPE))).thenReturn(result);
GenericVnf request = OBJECT_FACTORY.createGenericVnf();
request.setVnfId("myVnfId");
L3Network response = OBJECT_FACTORY.createL3Network();
response.setNetworkId("myNetworkId");
result.setResult(marshall(response));
//when
L3Network actualResponse = aaiRestApiProvider.put(logger, AAIRestApiProvider.AAIService.CLOUD, "/myurl", request, L3Network.class);
//verify
GenericVnf actualValue = unmarshal(payload.getValue(), GenericVnf.class);
assertEquals("myVnfId", actualValue.getVnfId());
assertEquals("myNetworkId", actualResponse.getNetworkId());
assertHeaders();
}
/**
* test HTTP delete success scenario
*/
@Test
public void deleteSuccess() throws Exception {
when(restClient.delete(eq("x://1.2.3.4:4/a/myurl"), headers.capture(), eq(APPLICATION_XML_TYPE))).thenReturn(result);
//when
aaiRestApiProvider.delete(logger, AAIRestApiProvider.AAIService.CLOUD, "/myurl");
//verify
assertHeaders();
//the when above is the verify
}
/**
* invalid request content results in error
*/
@Test
public void testInvalidInput() throws Exception {
when(restClient.put(eq("x://1.2.3.4:4/a/myurl"), payload.capture(), headers.capture(), eq(APPLICATION_XML_TYPE), eq(APPLICATION_XML_TYPE))).thenReturn(result);
//when
try {
aaiRestApiProvider.put(logger, AAIRestApiProvider.AAIService.CLOUD, "/myurl", "Invalid content", L3Network.class);
//verify
fail();
} catch (Exception e) {
assertEquals("Unable to marshal content", e.getMessage());
verify(logger).error("Unable to marshal content", e.getCause());
}
}
/**
* invalid response content results in error
*/
@Test
public void testInvalidResponse() throws Exception {
when(restClient.put(eq("x://1.2.3.4:4/a/myurl"), payload.capture(), headers.capture(), eq(APPLICATION_XML_TYPE), eq(APPLICATION_XML_TYPE))).thenReturn(result);
GenericVnf request = OBJECT_FACTORY.createGenericVnf();
request.setVnfId("myVnfId");
result.setResult("invalid");
//when
try {
aaiRestApiProvider.put(logger, AAIRestApiProvider.AAIService.CLOUD, "/myurl", request, L3Network.class);
//verify
fail();
} catch (Exception e) {
assertEquals("Unable to unmarshal content", e.getMessage());
verify(logger).error("Unable to unmarshal content", e.getCause());
}
}
/**
* test AAI service names in AAI
*/
@Test
public void testServiceNames() {
//the names have been base64-ed to prevent "smart" IDEs (idea) to refactor the tests too for the otherwise known fix constants in external systems
assertEquals("YWFpLWNsb3VkSW5mcmFzdHJ1Y3R1cmU=", getEncoder().encodeToString(AAIRestApiProvider.AAIService.CLOUD.getServiceName().getBytes()));
assertEquals("YWFpLW5ldHdvcms=", getEncoder().encodeToString(AAIRestApiProvider.AAIService.NETWORK.getServiceName().getBytes()));
assertEquals("YWFpLWV4dGVybmFsU3lzdGVt", getEncoder().encodeToString(AAIRestApiProvider.AAIService.ESR.getServiceName().getBytes()));
}
private void assertHeaders() {
Map<String, List<String>> actualHeaders = headers.getValue();
assertEquals(2, actualHeaders.size());
assertEquals(newArrayList("NokiaSVNFM"), actualHeaders.get("X-FromAppId"));
assertEquals(newArrayList("application/xml"), actualHeaders.get("Accept"));
}
}
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