/**
* Copyright (C) 2010 Zhang, Guilin <guilin.zhang@hotmail.com>
*
* 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 com.google.code.http4j.impl;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.List;
import org.testng.Assert;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
import com.google.code.http4j.Charset;
import com.google.code.http4j.HTTP;
import com.google.code.http4j.Header;
import com.google.code.http4j.Headers;
import com.google.code.http4j.Response;
import com.google.code.http4j.StatusLine;
import com.google.code.http4j.impl.ResponseParser;
/**
* @author <a href="mailto:guilin.zhang@hotmail.com">Zhang, Guilin</a>
*/
public final class ResponseParserTestCase {
private ResponseParser parser;
private byte[] identity;
private byte[] chunked;
private byte[] chunkedWithTrailers;
private byte[] noEntity;
@BeforeClass
public void beforeClass() {
parser = new ResponseParser();
identity = "HTTP/1.1 200 OK\r\nContent-Type:text/html; charset=UTF-8\r\nContent-Length:12\r\n\r\nHello World!".getBytes();
chunked = "HTTP/1.1 200 OK\r\nContent-Type:text/html; charset=GBK\r\nTransfer-Encoding:chunked\r\n\r\n19\r\nHello World!-from http4j.\r\n1f\r\nauthor:guilin.zhang@hotmail.com\r\n0\r\n\r\n".getBytes();
chunkedWithTrailers = "HTTP/1.1 200 OK\r\nContent-Type:text/html; charset=GBK\r\nTransfer-Encoding:chunked\r\n\r\n19\r\nHello World!-from http4j.\r\n1f\r\nauthor:guilin.zhang@hotmail.com\r\n0\r\nConnection:Keep-Alive\r\n".getBytes();
noEntity = "HTTP/1.0 304 Not Modified\r\nContent-Type:text/html; charset=UTF-8\r\nContent-Length:12\r\n\r\n".getBytes();
}
@Test
public void parseIdentity() throws IOException {
Response response = parser.parse(new ByteArrayInputStream(identity));
Assert.assertNotNull(response);
StatusLine statusLine = response.getStatusLine();
Assert.assertNotNull(statusLine);
Assert.assertEquals(statusLine.getVersion(), HTTP.HTTP_1_1);
Assert.assertEquals(statusLine.getStatusCode(), 200);
Assert.assertEquals(statusLine.getReason(), "OK");
List<Header> headers = response.getHeaders();
Assert.assertNotNull(headers);
Assert.assertEquals(headers.size(), 2);
int contentLength = Headers.getContentLength(headers);
Assert.assertEquals(contentLength, 12);
byte[] entity = response.getEntity();
Assert.assertEquals(new String(entity), "Hello World!");
Assert.assertEquals(response.getCharset(), Charset.UTF_8);
}
@Test
public void parseChunked() throws IOException {
Response response = parser.parse(new ByteArrayInputStream(chunked));
Assert.assertNotNull(response);
StatusLine statusLine = response.getStatusLine();
Assert.assertNotNull(statusLine);
Assert.assertEquals(statusLine.getVersion(), HTTP.HTTP_1_1);
Assert.assertEquals(statusLine.getStatusCode(), 200);
Assert.assertEquals(statusLine.getReason(), "OK");
List<Header> headers = response.getHeaders();
Assert.assertNotNull(headers);
Assert.assertEquals(headers.size(), 2);
Assert.assertTrue(Headers.isChunked(headers));
byte[] entity = response.getEntity();
Assert.assertEquals(new String(entity), "Hello World!-from http4j.author:guilin.zhang@hotmail.com");
Assert.assertEquals(response.getCharset(), Charset.GBK);
}
@Test
public void parseChunkedWithTrailers() throws IOException {
Response response = parser.parse(new ByteArrayInputStream(chunkedWithTrailers));
Assert.assertNotNull(response);
StatusLine statusLine = response.getStatusLine();
Assert.assertNotNull(statusLine);
Assert.assertEquals(statusLine.getVersion(), HTTP.HTTP_1_1);
Assert.assertEquals(statusLine.getStatusCode(), 200);
Assert.assertEquals(statusLine.getReason(), "OK");
List<Header> headers = response.getHeaders();
Assert.assertNotNull(headers);
Assert.assertEquals(headers.size(), 3);
Assert.assertTrue(Headers.isChunked(headers));
Assert.assertEquals(Headers.getValueByName(headers, Headers.CONNECTION), "Keep-Alive");
byte[] entity = response.getEntity();
Assert.assertEquals(new String(entity), "Hello World!-from http4j.author:guilin.zhang@hotmail.com");
Assert.assertEquals(response.getCharset(), Charset.GBK);
}
@Test
public void parseNoEntity() throws IOException {
Response response = parser.parse(new ByteArrayInputStream(noEntity));
Assert.assertNotNull(response);
StatusLine statusLine = response.getStatusLine();
Assert.assertNotNull(statusLine);
Assert.assertEquals(statusLine.getVersion(), HTTP.HTTP_1_0);
Assert.assertEquals(statusLine.getStatusCode(), 304);
Assert.assertEquals(statusLine.getReason(), "Not Modified");
List<Header> headers = response.getHeaders();
Assert.assertNotNull(headers);
Assert.assertEquals(headers.size(), 2);
int contentLength = Headers.getContentLength(headers);
Assert.assertEquals(contentLength, 12);
Assert.assertNull(response.getEntity());
Assert.assertEquals(response.getCharset(), Charset.UTF_8);
}
}