/
HttpGeneratorServerTest.java
881 lines (716 loc) · 40.3 KB
/
HttpGeneratorServerTest.java
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//
// ========================================================================
// Copyright (c) 1995-2020 Mort Bay Consulting Pty Ltd and others.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.http;
import java.nio.ByteBuffer;
import java.util.function.Supplier;
import org.eclipse.jetty.util.BufferUtil;
import org.junit.jupiter.api.Test;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.endsWith;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.startsWith;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertThrows;
public class HttpGeneratorServerTest
{
@Test
public void test09() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
ByteBuffer content = BufferUtil.toBuffer("0123456789");
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, content, true);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_0_9, 200, null, new HttpFields(), 10);
info.getFields().add("Content-Type", "test/data");
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
result = gen.generateResponse(info, false, null, null, content, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String response = BufferUtil.toString(header);
BufferUtil.clear(header);
response += BufferUtil.toString(content);
BufferUtil.clear(content);
result = gen.generateResponse(null, false, null, null, content, false);
assertEquals(HttpGenerator.Result.SHUTDOWN_OUT, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertEquals(10, gen.getContentPrepared());
assertThat(response, not(containsString("200 OK")));
assertThat(response, not(containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT")));
assertThat(response, not(containsString("Content-Length: 10")));
assertThat(response, containsString("0123456789"));
}
@Test
public void testSimple() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
ByteBuffer content = BufferUtil.toBuffer("0123456789");
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, content, true);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), 10);
info.getFields().add("Content-Type", "test/data");
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
result = gen.generateResponse(info, false, null, null, content, true);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
result = gen.generateResponse(info, false, header, null, content, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String response = BufferUtil.toString(header);
BufferUtil.clear(header);
response += BufferUtil.toString(content);
BufferUtil.clear(content);
result = gen.generateResponse(null, false, null, null, content, false);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertEquals(10, gen.getContentPrepared());
assertThat(response, containsString("HTTP/1.1 200 OK"));
assertThat(response, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(response, containsString("Content-Length: 10"));
assertThat(response, containsString("\r\n0123456789"));
}
@Test
public void testHeaderOverflow() throws Exception
{
HttpGenerator gen = new HttpGenerator();
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 302, null, new HttpFields(), 0);
info.getFields().add("Location", "http://somewhere/else");
HttpGenerator.Result result = gen.generateResponse(info, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
ByteBuffer header = BufferUtil.allocate(16);
result = gen.generateResponse(info, false, header, null, null, true);
assertEquals(HttpGenerator.Result.HEADER_OVERFLOW, result);
header = BufferUtil.allocate(8096);
result = gen.generateResponse(info, false, header, null, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String response = BufferUtil.toString(header);
BufferUtil.clear(header);
result = gen.generateResponse(null, false, null, null, null, false);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertEquals(0, gen.getContentPrepared());
assertThat(response, containsString("HTTP/1.1 302 Found"));
assertThat(response, containsString("Location: http://somewhere/else"));
}
@Test
public void test204() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
ByteBuffer content = BufferUtil.toBuffer("0123456789");
HttpGenerator gen = new HttpGenerator();
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 204, "Foo", new HttpFields(), 10);
info.getFields().add("Content-Type", "test/data");
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
HttpGenerator.Result result = gen.generateResponse(info, false, header, null, content, true);
assertEquals(gen.isNoContent(), true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String responseheaders = BufferUtil.toString(header);
BufferUtil.clear(header);
result = gen.generateResponse(null, false, null, null, content, false);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertThat(responseheaders, containsString("HTTP/1.1 204 Foo"));
assertThat(responseheaders, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(responseheaders, not(containsString("Content-Length: 10")));
//Note: the HttpConnection.process() method is responsible for actually
//excluding the content from the response based on generator.isNoContent()==true
}
@Test
public void testComplexChars() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
ByteBuffer content = BufferUtil.toBuffer("0123456789");
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, content, true);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, "ØÆ", new HttpFields(), 10);
info.getFields().add("Content-Type", "test/data;\r\nextra=value");
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
result = gen.generateResponse(info, false, null, null, content, true);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
result = gen.generateResponse(info, false, header, null, content, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String response = BufferUtil.toString(header);
BufferUtil.clear(header);
response += BufferUtil.toString(content);
BufferUtil.clear(content);
result = gen.generateResponse(null, false, null, null, content, false);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertEquals(10, gen.getContentPrepared());
assertThat(response, containsString("HTTP/1.1 200 ØÆ"));
assertThat(response, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(response, containsString("Content-Type: test/data; extra=value"));
assertThat(response, containsString("Content-Length: 10"));
assertThat(response, containsString("\r\n0123456789"));
}
@Test
public void testSendServerXPoweredBy() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), -1);
HttpFields fields = new HttpFields();
fields.add(HttpHeader.SERVER, "SomeServer");
fields.add(HttpHeader.X_POWERED_BY, "SomePower");
MetaData.Response infoF = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, fields, -1);
String head;
HttpGenerator gen = new HttpGenerator(true, true);
gen.generateResponse(info, false, header, null, null, true);
head = BufferUtil.toString(header);
BufferUtil.clear(header);
assertThat(head, containsString("HTTP/1.1 200 OK"));
assertThat(head, containsString("Server: Jetty(9.x.x)"));
assertThat(head, containsString("X-Powered-By: Jetty(9.x.x)"));
gen.reset();
gen.generateResponse(infoF, false, header, null, null, true);
head = BufferUtil.toString(header);
BufferUtil.clear(header);
assertThat(head, containsString("HTTP/1.1 200 OK"));
assertThat(head, not(containsString("Server: Jetty(9.x.x)")));
assertThat(head, containsString("Server: SomeServer"));
assertThat(head, containsString("X-Powered-By: Jetty(9.x.x)"));
assertThat(head, containsString("X-Powered-By: SomePower"));
gen.reset();
gen = new HttpGenerator(false, false);
gen.generateResponse(info, false, header, null, null, true);
head = BufferUtil.toString(header);
BufferUtil.clear(header);
assertThat(head, containsString("HTTP/1.1 200 OK"));
assertThat(head, not(containsString("Server: Jetty(9.x.x)")));
assertThat(head, not(containsString("X-Powered-By: Jetty(9.x.x)")));
gen.reset();
gen.generateResponse(infoF, false, header, null, null, true);
head = BufferUtil.toString(header);
BufferUtil.clear(header);
assertThat(head, containsString("HTTP/1.1 200 OK"));
assertThat(head, not(containsString("Server: Jetty(9.x.x)")));
assertThat(head, containsString("Server: SomeServer"));
assertThat(head, not(containsString("X-Powered-By: Jetty(9.x.x)")));
assertThat(head, containsString("X-Powered-By: SomePower"));
gen.reset();
}
@Test
public void testResponseIncorrectContentLength() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), 10);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
info.getFields().add("Content-Length", "11");
result = gen.generateResponse(info, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
BadMessageException e = assertThrows(BadMessageException.class, () ->
{
gen.generateResponse(info, false, header, null, null, true);
});
assertEquals(500, e._code);
}
@Test
public void testResponseNoContentPersistent() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), 0);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
result = gen.generateResponse(info, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
result = gen.generateResponse(info, false, header, null, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String head = BufferUtil.toString(header);
BufferUtil.clear(header);
result = gen.generateResponse(null, false, null, null, null, false);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertEquals(0, gen.getContentPrepared());
assertThat(head, containsString("HTTP/1.1 200 OK"));
assertThat(head, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(head, containsString("Content-Length: 0"));
}
@Test
public void testResponseKnownNoContentNotPersistent() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), 0);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
info.getFields().add("Connection", "close");
result = gen.generateResponse(info, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
result = gen.generateResponse(info, false, header, null, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String head = BufferUtil.toString(header);
BufferUtil.clear(header);
result = gen.generateResponse(null, false, null, null, null, false);
assertEquals(HttpGenerator.Result.SHUTDOWN_OUT, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertEquals(0, gen.getContentPrepared());
assertThat(head, containsString("HTTP/1.1 200 OK"));
assertThat(head, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(head, containsString("Connection: close"));
}
@Test
public void testResponseUpgrade() throws Exception
{
ByteBuffer header = BufferUtil.allocate(8096);
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 101, null, new HttpFields(), -1);
info.getFields().add("Upgrade", "WebSocket");
info.getFields().add("Connection", "Upgrade");
info.getFields().add("Sec-WebSocket-Accept", "123456789==");
result = gen.generateResponse(info, false, header, null, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String head = BufferUtil.toString(header);
BufferUtil.clear(header);
result = gen.generateResponse(info, false, null, null, null, false);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertEquals(0, gen.getContentPrepared());
assertThat(head, startsWith("HTTP/1.1 101 Switching Protocols"));
assertThat(head, containsString("Upgrade: WebSocket\r\n"));
assertThat(head, containsString("Connection: Upgrade\r\n"));
}
@Test
public void testResponseWithChunkedContent() throws Exception
{
ByteBuffer header = BufferUtil.allocate(4096);
ByteBuffer chunk = BufferUtil.allocate(HttpGenerator.CHUNK_SIZE);
ByteBuffer content0 = BufferUtil.toBuffer("Hello World! ");
ByteBuffer content1 = BufferUtil.toBuffer("The quick brown fox jumped over the lazy dog. ");
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), -1);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
result = gen.generateResponse(info, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
assertEquals(HttpGenerator.State.START, gen.getState());
result = gen.generateResponse(info, false, header, null, content0, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
String out = BufferUtil.toString(header);
BufferUtil.clear(header);
out += BufferUtil.toString(content0);
BufferUtil.clear(content0);
result = gen.generateResponse(null, false, null, chunk, content1, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
out += BufferUtil.toString(chunk);
BufferUtil.clear(chunk);
out += BufferUtil.toString(content1);
BufferUtil.clear(content1);
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.CONTINUE, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
out += BufferUtil.toString(chunk);
BufferUtil.clear(chunk);
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertThat(out, containsString("HTTP/1.1 200 OK"));
assertThat(out, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(out, not(containsString("Content-Length")));
assertThat(out, containsString("Transfer-Encoding: chunked"));
assertThat(out, endsWith(
"\r\n\r\nD\r\n" +
"Hello World! \r\n" +
"2E\r\n" +
"The quick brown fox jumped over the lazy dog. \r\n" +
"0\r\n" +
"\r\n"));
}
@Test
public void testResponseWithHintedChunkedContent() throws Exception
{
ByteBuffer header = BufferUtil.allocate(4096);
ByteBuffer chunk = BufferUtil.allocate(HttpGenerator.CHUNK_SIZE);
ByteBuffer content0 = BufferUtil.toBuffer("Hello World! ");
ByteBuffer content1 = BufferUtil.toBuffer("The quick brown fox jumped over the lazy dog. ");
HttpGenerator gen = new HttpGenerator();
gen.setPersistent(false);
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), -1);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
info.getFields().add(HttpHeader.TRANSFER_ENCODING, HttpHeaderValue.CHUNKED);
result = gen.generateResponse(info, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
assertEquals(HttpGenerator.State.START, gen.getState());
result = gen.generateResponse(info, false, header, null, content0, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
String out = BufferUtil.toString(header);
BufferUtil.clear(header);
out += BufferUtil.toString(content0);
BufferUtil.clear(content0);
result = gen.generateResponse(null, false, null, null, content1, false);
assertEquals(HttpGenerator.Result.NEED_CHUNK, result);
result = gen.generateResponse(null, false, null, chunk, content1, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
out += BufferUtil.toString(chunk);
BufferUtil.clear(chunk);
out += BufferUtil.toString(content1);
BufferUtil.clear(content1);
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.CONTINUE, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
out += BufferUtil.toString(chunk);
BufferUtil.clear(chunk);
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.SHUTDOWN_OUT, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertThat(out, containsString("HTTP/1.1 200 OK"));
assertThat(out, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(out, not(containsString("Content-Length")));
assertThat(out, containsString("Transfer-Encoding: chunked"));
assertThat(out, endsWith(
"\r\n\r\nD\r\n" +
"Hello World! \r\n" +
"2E\r\n" +
"The quick brown fox jumped over the lazy dog. \r\n" +
"0\r\n" +
"\r\n"));
}
@Test
public void testResponseWithContentAndTrailer() throws Exception
{
ByteBuffer header = BufferUtil.allocate(4096);
ByteBuffer chunk = BufferUtil.allocate(HttpGenerator.CHUNK_SIZE);
ByteBuffer trailer = BufferUtil.allocate(4096);
ByteBuffer content0 = BufferUtil.toBuffer("Hello World! ");
ByteBuffer content1 = BufferUtil.toBuffer("The quick brown fox jumped over the lazy dog. ");
HttpGenerator gen = new HttpGenerator();
gen.setPersistent(false);
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), -1);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
info.getFields().add(HttpHeader.TRANSFER_ENCODING, HttpHeaderValue.CHUNKED);
info.setTrailerSupplier(new Supplier<HttpFields>()
{
@Override
public HttpFields get()
{
HttpFields trailer = new HttpFields();
trailer.add("T-Name0", "T-ValueA");
trailer.add("T-Name0", "T-ValueB");
trailer.add("T-Name1", "T-ValueC");
return trailer;
}
});
result = gen.generateResponse(info, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
assertEquals(HttpGenerator.State.START, gen.getState());
result = gen.generateResponse(info, false, header, null, content0, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
String out = BufferUtil.toString(header);
BufferUtil.clear(header);
out += BufferUtil.toString(content0);
BufferUtil.clear(content0);
result = gen.generateResponse(null, false, null, null, content1, false);
assertEquals(HttpGenerator.Result.NEED_CHUNK, result);
result = gen.generateResponse(null, false, null, chunk, content1, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
out += BufferUtil.toString(chunk);
BufferUtil.clear(chunk);
out += BufferUtil.toString(content1);
BufferUtil.clear(content1);
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.CONTINUE, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.NEED_CHUNK_TRAILER, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, trailer, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
out += BufferUtil.toString(trailer);
BufferUtil.clear(trailer);
result = gen.generateResponse(null, false, null, trailer, null, true);
assertEquals(HttpGenerator.Result.SHUTDOWN_OUT, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertThat(out, containsString("HTTP/1.1 200 OK"));
assertThat(out, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(out, not(containsString("Content-Length")));
assertThat(out, containsString("Transfer-Encoding: chunked"));
assertThat(out, endsWith(
"\r\n\r\nD\r\n" +
"Hello World! \r\n" +
"2E\r\n" +
"The quick brown fox jumped over the lazy dog. \r\n" +
"0\r\n" +
"T-Name0: T-ValueA\r\n" +
"T-Name0: T-ValueB\r\n" +
"T-Name1: T-ValueC\r\n" +
"\r\n"));
}
@Test
public void testResponseWithTrailer() throws Exception
{
ByteBuffer header = BufferUtil.allocate(4096);
ByteBuffer chunk = BufferUtil.allocate(HttpGenerator.CHUNK_SIZE);
ByteBuffer trailer = BufferUtil.allocate(4096);
HttpGenerator gen = new HttpGenerator();
gen.setPersistent(false);
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), -1);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
info.getFields().add(HttpHeader.TRANSFER_ENCODING, HttpHeaderValue.CHUNKED);
info.setTrailerSupplier(new Supplier<HttpFields>()
{
@Override
public HttpFields get()
{
HttpFields trailer = new HttpFields();
trailer.add("T-Name0", "T-ValueA");
trailer.add("T-Name0", "T-ValueB");
trailer.add("T-Name1", "T-ValueC");
return trailer;
}
});
result = gen.generateResponse(info, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
assertEquals(HttpGenerator.State.START, gen.getState());
result = gen.generateResponse(info, false, header, null, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
String out = BufferUtil.toString(header);
BufferUtil.clear(header);
result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.NEED_CHUNK_TRAILER, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, chunk, null, true);
assertEquals(HttpGenerator.Result.NEED_CHUNK_TRAILER, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, trailer, null, true);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
out += BufferUtil.toString(trailer);
BufferUtil.clear(trailer);
result = gen.generateResponse(null, false, null, trailer, null, true);
assertEquals(HttpGenerator.Result.SHUTDOWN_OUT, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertThat(out, containsString("HTTP/1.1 200 OK"));
assertThat(out, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(out, not(containsString("Content-Length")));
assertThat(out, containsString("Transfer-Encoding: chunked"));
assertThat(out, endsWith(
"\r\n\r\n" +
"0\r\n" +
"T-Name0: T-ValueA\r\n" +
"T-Name0: T-ValueB\r\n" +
"T-Name1: T-ValueC\r\n" +
"\r\n"));
}
@Test
public void testResponseWithKnownContentLengthFromMetaData() throws Exception
{
ByteBuffer header = BufferUtil.allocate(4096);
ByteBuffer content0 = BufferUtil.toBuffer("Hello World! ");
ByteBuffer content1 = BufferUtil.toBuffer("The quick brown fox jumped over the lazy dog. ");
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), 59);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
result = gen.generateResponse(info, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
assertEquals(HttpGenerator.State.START, gen.getState());
result = gen.generateResponse(info, false, header, null, content0, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
String out = BufferUtil.toString(header);
BufferUtil.clear(header);
out += BufferUtil.toString(content0);
BufferUtil.clear(content0);
result = gen.generateResponse(null, false, null, null, content1, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
out += BufferUtil.toString(content1);
BufferUtil.clear(content1);
result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.CONTINUE, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertThat(out, containsString("HTTP/1.1 200 OK"));
assertThat(out, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(out, not(containsString("chunked")));
assertThat(out, containsString("Content-Length: 59"));
assertThat(out, containsString("\r\n\r\nHello World! The quick brown fox jumped over the lazy dog. "));
}
@Test
public void testResponseWithKnownContentLengthFromHeader() throws Exception
{
ByteBuffer header = BufferUtil.allocate(4096);
ByteBuffer content0 = BufferUtil.toBuffer("Hello World! ");
ByteBuffer content1 = BufferUtil.toBuffer("The quick brown fox jumped over the lazy dog. ");
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(null, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), -1);
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
info.getFields().add("Content-Length", "" + (content0.remaining() + content1.remaining()));
result = gen.generateResponse(info, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
assertEquals(HttpGenerator.State.START, gen.getState());
result = gen.generateResponse(info, false, header, null, content0, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
String out = BufferUtil.toString(header);
BufferUtil.clear(header);
out += BufferUtil.toString(content0);
BufferUtil.clear(content0);
result = gen.generateResponse(null, false, null, null, content1, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
out += BufferUtil.toString(content1);
BufferUtil.clear(content1);
result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.CONTINUE, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertThat(out, containsString("HTTP/1.1 200 OK"));
assertThat(out, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(out, not(containsString("chunked")));
assertThat(out, containsString("Content-Length: 59"));
assertThat(out, containsString("\r\n\r\nHello World! The quick brown fox jumped over the lazy dog. "));
}
@Test
public void test100ThenResponseWithContent() throws Exception
{
ByteBuffer header = BufferUtil.allocate(4096);
ByteBuffer content0 = BufferUtil.toBuffer("Hello World! ");
ByteBuffer content1 = BufferUtil.toBuffer("The quick brown fox jumped over the lazy dog. ");
HttpGenerator gen = new HttpGenerator();
HttpGenerator.Result result = gen.generateResponse(HttpGenerator.CONTINUE_100_INFO, false, null, null, null, false);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
assertEquals(HttpGenerator.State.START, gen.getState());
result = gen.generateResponse(HttpGenerator.CONTINUE_100_INFO, false, header, null, null, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMPLETING_1XX, gen.getState());
String out = BufferUtil.toString(header);
result = gen.generateResponse(null, false, null, null, null, false);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.START, gen.getState());
assertThat(out, containsString("HTTP/1.1 100 Continue"));
result = gen.generateResponse(null, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_INFO, result);
assertEquals(HttpGenerator.State.START, gen.getState());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_1, 200, null, new HttpFields(), BufferUtil.length(content0) + BufferUtil.length(content1));
info.getFields().add("Last-Modified", DateGenerator.__01Jan1970);
result = gen.generateResponse(info, false, null, null, content0, false);
assertEquals(HttpGenerator.Result.NEED_HEADER, result);
assertEquals(HttpGenerator.State.START, gen.getState());
result = gen.generateResponse(info, false, header, null, content0, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
out = BufferUtil.toString(header);
BufferUtil.clear(header);
out += BufferUtil.toString(content0);
BufferUtil.clear(content0);
result = gen.generateResponse(null, false, null, null, content1, false);
assertEquals(HttpGenerator.Result.FLUSH, result);
assertEquals(HttpGenerator.State.COMMITTED, gen.getState());
out += BufferUtil.toString(content1);
BufferUtil.clear(content1);
result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.CONTINUE, result);
assertEquals(HttpGenerator.State.COMPLETING, gen.getState());
result = gen.generateResponse(null, false, null, null, null, true);
assertEquals(HttpGenerator.Result.DONE, result);
assertEquals(HttpGenerator.State.END, gen.getState());
assertThat(out, containsString("HTTP/1.1 200 OK"));
assertThat(out, containsString("Last-Modified: Thu, 01 Jan 1970 00:00:00 GMT"));
assertThat(out, not(containsString("chunked")));
assertThat(out, containsString("Content-Length: 59"));
assertThat(out, containsString("\r\n\r\nHello World! The quick brown fox jumped over the lazy dog. "));
}
@Test
public void testConnectionKeepAliveWithAdditionalCustomValue() throws Exception
{
HttpGenerator generator = new HttpGenerator();
HttpFields fields = new HttpFields();
fields.put(HttpHeader.CONNECTION, HttpHeaderValue.KEEP_ALIVE);
String customValue = "test";
fields.add(HttpHeader.CONNECTION, customValue);
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_0, 200, "OK", fields, -1);
ByteBuffer header = BufferUtil.allocate(4096);
HttpGenerator.Result result = generator.generateResponse(info, false, header, null, null, true);
assertSame(HttpGenerator.Result.FLUSH, result);
String headers = BufferUtil.toString(header);
assertThat(headers, containsString(HttpHeaderValue.KEEP_ALIVE.asString()));
assertThat(headers, containsString(customValue));
}
@Test
public void testKeepAliveWithClose() throws Exception
{
HttpGenerator generator = new HttpGenerator();
HttpFields fields = new HttpFields();
fields.put(HttpHeader.CONNECTION,
HttpHeaderValue.KEEP_ALIVE.asString() + ", other, " + HttpHeaderValue.CLOSE.asString());
MetaData.Response info = new MetaData.Response(HttpVersion.HTTP_1_0, 200, "OK", fields, -1);
ByteBuffer header = BufferUtil.allocate(4096);
HttpGenerator.Result result = generator.generateResponse(info, false, header, null, null, true);
assertSame(HttpGenerator.Result.FLUSH, result);
String headers = BufferUtil.toString(header);
assertThat(headers, containsString("Connection: other, close\r\n"));
assertThat(headers, not(containsString("keep-alive")));
}
}