/*
* Copyright 2017 Huawei Technologies Co., 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.
*/
package org.onap.vfc.nfvo.vnfm.svnfm.vnfmadapter.common.restclient;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.zip.GZIPInputStream;
import org.apache.log4j.Level;
import org.apache.log4j.LogManager;
import org.eclipse.jetty.client.Address;
import org.eclipse.jetty.client.CachedExchange;
import org.eclipse.jetty.client.HttpDestination;
import org.eclipse.jetty.client.HttpExchange;
import org.eclipse.jetty.http.HttpFields;
import org.eclipse.jetty.http.HttpHeaders;
import org.eclipse.jetty.io.Buffer;
import org.eclipse.jetty.io.ByteArrayBuffer;
import org.eclipse.jetty.util.StringUtil;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Ignore;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;
import mockit.Mock;
import mockit.MockUp;
import mockit.Mocked;
import mockit.integration.junit4.JMockit;
/**
*
*
*
*
* @author
* @version
*/
@RunWith(JMockit.class)
public class TestRestHttpContentExchange {
@Mocked
HttpDestination mockedDest;
@Rule
public ExpectedException thrown = ExpectedException.none();
/**
*
*
* @throws java.lang.Exception
* @since
*/
@BeforeClass
public static void setUpBeforeClass() throws Exception {
}
/**
*
*
* @throws java.lang.Exception
* @since
*/
@AfterClass
public static void tearDownAfterClass() throws Exception {
}
/**
*
*
* @throws java.lang.Exception
* @since
*/
@Before
public void setUp() throws Exception {
}
/**
*
*
* @throws java.lang.Exception
* @since
*/
@After
public void tearDown() throws Exception {
LogManager.getLogger(RestHttpContentExchange.class).setLevel(Level.ERROR);
}
/**
*
*
* @throws IOException
* @since
*/
@Test
public void testOnRequestCommitted() throws IOException {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.onRequestCommitted();
LogManager.getLogger(RestHttpContentExchange.class).setLevel(Level.DEBUG);
exchange.onRequestCommitted();
}
/**
*
*
* @throws IOException
* @since
*/
@Test
public void testOnRequestComplete() throws IOException {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.onRequestComplete();
LogManager.getLogger(RestHttpContentExchange.class).setLevel(Level.DEBUG);
exchange.onRequestComplete();
}
/**
*
*
* @throws Exception
* @since
*/
@Test
public void testOnResponseComplete() throws Exception {
RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.onResponseComplete();
LogManager.getLogger(RestHttpContentExchange.class).setLevel(Level.DEBUG);
exchange.onResponseComplete();
final AtomicInteger isCallback = new AtomicInteger(0);
final AtomicInteger isException = new AtomicInteger(0);
final RestfulAsyncCallback callback = new RestfulAsyncCallback() {
@Override
public void callback(final RestfulResponse response) {
isCallback.set(1);
}
@Override
public void handleExcepion(final Throwable e) {
isException.set(1);
}
};
final Field statusField = HttpExchange.class.getDeclaredField("_status");
statusField.setAccessible(true);
exchange = new RestHttpContentExchange(false, callback);
statusField.set(exchange, new AtomicInteger(200));
exchange.setAddress(new Address("localhost", 9999));
exchange.setRequestURI("/the/request/uri");
exchange.onResponseComplete();
assertEquals(1, isCallback.get());
assertEquals(0, isException.get());
}
/**
*
*
* @throws Exception
* @since
*/
@Test
@Ignore
public void testDecompressGzipToStr() throws Exception {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
final InputStream stream = ClassLoader.getSystemResourceAsStream("sample.txt.gz");
final byte[] binaryData = new byte[1024];
stream.read(binaryData);
final String expected = "sample data.";
final String actual = exchange.decompressGzipToStr(binaryData);
assertEquals(actual, expected);
new MockUp() {
@Mock
public int read() throws Exception {
throw new IOException();
}
@Mock
public int read(final byte abyte0[], final int i, final int j) {
return -1;
}
};
thrown.expect(IOException.class);
exchange.decompressGzipToStr(binaryData);
}
/**
*
*
* @throws Exception
* @since
*/
@Test
@Ignore
public void testDecompressGzipToStrException() throws Exception {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
final InputStream stream = ClassLoader.getSystemResourceAsStream("sample.txt.gz");
final byte[] binaryData = new byte[1024];
stream.read(binaryData);
final String expected = "sample data.";
new MockUp() {
@Mock
public void close() throws IOException {
throw new IOException();
}
};
new MockUp() {
@Mock
public void close() throws IOException {
throw new IOException();
}
};
new MockUp() {
@Mock
public void close() throws IOException {
throw new IOException();
}
};
final String actual = exchange.decompressGzipToStr(binaryData);
assertEquals(actual, expected);
}
/**
*
*
* @throws Exception
* @since
*/
@Test
public void testDecompressGzipToStrNull() throws Exception {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
final String expected = "";
final String actual = exchange.decompressGzipToStr(null);
assertEquals(actual, expected);
}
/**
*
*
* @throws Exception
* @since
*/
@Test
public void testOnResponseHeaderBufferBuffer() throws Exception {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
final Buffer name = new ByteArrayBuffer("key");
final Buffer value = new ByteArrayBuffer("value");
exchange.onResponseHeader(name, value);
new MockUp() {
@Mock
public int getOrdinal(final Buffer buffer) {
return HttpHeaders.CONTENT_ENCODING_ORDINAL;
}
};
exchange.onResponseHeader(name, value);
new MockUp() {
@Mock
public String asciiToLowerCase(final String s) {
return "gzip";
}
};
exchange.onResponseHeader(name, value);
}
/**
*
*
* @since
*/
@Test
public void testOnExceptionThrowable() {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.onException(new Exception());
}
/**
*
*
* @since
*/
@Test
public void testOnExceptionThrowableWithCallback() {
final AtomicInteger isCallback = new AtomicInteger(0);
final AtomicInteger isException = new AtomicInteger(0);
final RestfulAsyncCallback callback = new RestfulAsyncCallback() {
@Override
public void callback(final RestfulResponse response) {
isCallback.set(1);
}
@Override
public void handleExcepion(final Throwable e) {
isException.set(1);
}
};
final RestHttpContentExchange exchange = new RestHttpContentExchange(true, callback);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.onException(new Exception());
assertEquals(0, isCallback.get());
assertEquals(1, isException.get());
}
/**
*
*
* @since
*/
@Test
public void testOnConnectionFailedThrowable() {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.onConnectionFailed(new Exception());
}
/**
*
*
* @since
*/
@Test
public void testOnConnectionFailedThrowableException() {
final AtomicInteger isCallback = new AtomicInteger(0);
final AtomicInteger isException = new AtomicInteger(0);
final RestfulAsyncCallback callback = new RestfulAsyncCallback() {
@Override
public void callback(final RestfulResponse response) {
isCallback.set(1);
}
@Override
public void handleExcepion(final Throwable e) {
isException.set(1);
}
};
final RestHttpContentExchange exchange = new RestHttpContentExchange(true, callback);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.onConnectionFailed(new Exception());
assertEquals(0, isCallback.get());
assertEquals(1, isException.get());
}
/**
*
*
* @since
*/
@Test
public void testExpireHttpDestination() {
final RestHttpContentExchange exchange = new RestHttpContentExchange(true, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.expire(mockedDest);
}
/**
*
*
* @throws Exception
* @since
*/
@Test
public void testExpireHttpDestinationException() throws Exception {
final AtomicInteger isCallback = new AtomicInteger(0);
final AtomicInteger isException = new AtomicInteger(0);
final List thrSet = new ArrayList();
final RestfulAsyncCallback callback = new RestfulAsyncCallback() {
@Override
public void callback(final RestfulResponse response) {
isCallback.set(1);
}
@Override
public void handleExcepion(final Throwable e) {
isException.set(1);
thrSet.add(e);
}
};
final RestHttpContentExchange exchange = new RestHttpContentExchange(true, callback);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
exchange.expire(mockedDest);
assertEquals(0, isCallback.get());
assertEquals(1, isException.get());
assertEquals(1, thrSet.size());
final Throwable t = thrSet.get(0);
assertEquals(ServiceException.class, t.getClass());
}
/**
*
*
* @throws Exception
* @since
*/
@Test
public void testIsGzip() throws Exception {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
final Buffer name = new ByteArrayBuffer("key");
final Buffer value = new ByteArrayBuffer("value");
new MockUp() {
@Mock
public int getOrdinal(final Buffer buffer) {
return HttpHeaders.CONTENT_ENCODING_ORDINAL;
}
};
exchange.onResponseHeader(name, value);
assertFalse(exchange.isGzip());
new MockUp() {
@Mock
public String asciiToLowerCase(final String s) {
return "gzip";
}
};
exchange.onResponseHeader(name, value);
assertTrue(exchange.isGzip());
}
/**
*
*
* @throws Exception
* @since
*/
@Test
public void testGetResponse() throws Exception {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
final Field statusField = HttpExchange.class.getDeclaredField("_status");
statusField.setAccessible(true);
statusField.set(exchange, new AtomicInteger(200));
RestfulResponse response = exchange.getResponse();
assertEquals(0, response.getStatus());
final HttpFields fields = new HttpFields();
final Field headerFields = CachedExchange.class.getDeclaredField("_responseFields");
headerFields.setAccessible(true);
headerFields.set(exchange, fields);
response = exchange.getResponse();
assertEquals(0, response.getStatus());
fields.add("Content-Type", "application/json");
fields.add("Content-Encode", "UTF-8");
response = exchange.getResponse();
assertEquals(0, response.getStatus());
}
/**
*
*
* @throws Exception
* @since
*/
@Test
public void testGetResponseGzip() throws Exception {
final RestHttpContentExchange exchange = new RestHttpContentExchange(false, null);
final Address address = new Address("localhost", 9999);
exchange.setAddress(address);
exchange.setRequestURI("/the/request/uri");
new MockUp() {
@Mock
public boolean isGzip() {
return true;
}
};
final Field statusField = HttpExchange.class.getDeclaredField("_status");
statusField.setAccessible(true);
statusField.set(exchange, new AtomicInteger(200));
final RestfulResponse response = exchange.getResponse();
assertEquals(0, response.getStatus());
}
}