| /* |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| |
| package org.apache.hc.core5.http.impl.io; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.InterruptedIOException; |
| import java.nio.charset.StandardCharsets; |
| |
| import org.apache.hc.core5.http.ClassicHttpResponse; |
| import org.apache.hc.core5.http.Header; |
| import org.apache.hc.core5.http.MessageConstraintException; |
| import org.apache.hc.core5.http.NoHttpResponseException; |
| import org.apache.hc.core5.http.config.Http1Config; |
| import org.apache.hc.core5.http.io.SessionInputBuffer; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Unit tests for {@link DefaultHttpResponseParser}. |
| */ |
| public class TestResponseParser { |
| |
| @Test |
| public void testBasicMessageParsing() throws Exception { |
| final String s = |
| "HTTP/1.1 200 OK\r\n" + |
| "Server: whatever\r\n" + |
| "Date: some date\r\n" + |
| "Set-Cookie: c1=stuff\r\n" + |
| "\r\n"; |
| final ByteArrayInputStream inputStream = new ByteArrayInputStream(s.getBytes(StandardCharsets.US_ASCII)); |
| final SessionInputBuffer inBuffer = new SessionInputBufferImpl(16, StandardCharsets.US_ASCII.newDecoder()); |
| |
| final DefaultHttpResponseParser parser = new DefaultHttpResponseParser(); |
| final ClassicHttpResponse httpresponse = parser.parse(inBuffer, inputStream); |
| |
| Assert.assertEquals(200, httpresponse.getCode()); |
| Assert.assertEquals("OK", httpresponse.getReasonPhrase()); |
| final Header[] headers = httpresponse.getHeaders(); |
| Assert.assertEquals(3, headers.length); |
| } |
| |
| @Test(expected = NoHttpResponseException.class) |
| public void testConnectionClosedException() throws Exception { |
| final ByteArrayInputStream inputStream = new ByteArrayInputStream(new byte[] {}); |
| final SessionInputBuffer inBuffer = new SessionInputBufferImpl(16); |
| |
| final DefaultHttpResponseParser parser = new DefaultHttpResponseParser(); |
| parser.parse(inBuffer, inputStream); |
| } |
| |
| @Test |
| public void testBasicMessageParsingLeadingEmptyLines() throws Exception { |
| final String s = |
| "\r\n" + |
| "\r\n" + |
| "HTTP/1.1 200 OK\r\n" + |
| "Server: whatever\r\n" + |
| "\r\n"; |
| final ByteArrayInputStream inputStream = new ByteArrayInputStream(s.getBytes(StandardCharsets.US_ASCII)); |
| final SessionInputBuffer inBuffer = new SessionInputBufferImpl(16, StandardCharsets.US_ASCII.newDecoder()); |
| |
| final DefaultHttpResponseParser parser = new DefaultHttpResponseParser( |
| Http1Config.custom().setMaxEmptyLineCount(3).build()); |
| final ClassicHttpResponse httpresponse = parser.parse(inBuffer, inputStream); |
| |
| Assert.assertEquals(200, httpresponse.getCode()); |
| Assert.assertEquals("OK", httpresponse.getReasonPhrase()); |
| final Header[] headers = httpresponse.getHeaders(); |
| Assert.assertEquals(1, headers.length); |
| } |
| |
| @Test(expected = MessageConstraintException.class) |
| public void testBasicMessageParsingTooManyLeadingEmptyLines() throws Exception { |
| final String s = |
| "\r\n" + |
| "\r\n" + |
| "\r\n" + |
| "HTTP/1.1 200 OK\r\n" + |
| "Server: whatever\r\n" + |
| "\r\n"; |
| final ByteArrayInputStream inputStream = new ByteArrayInputStream(s.getBytes(StandardCharsets.US_ASCII)); |
| final SessionInputBuffer inBuffer = new SessionInputBufferImpl(16, StandardCharsets.US_ASCII.newDecoder()); |
| |
| final DefaultHttpResponseParser parser = new DefaultHttpResponseParser( |
| Http1Config.custom().setMaxEmptyLineCount(3).build()); |
| parser.parse(inBuffer, inputStream); |
| } |
| |
| @Test |
| public void testMessageParsingTimeout() throws Exception { |
| final String s = |
| "HTTP\000/1.1 200\000 OK\r\n" + |
| "Server: wha\000tever\r\n" + |
| "Date: some date\r\n" + |
| "Set-Coo\000kie: c1=stuff\r\n" + |
| "\000\r\n"; |
| final TimeoutByteArrayInputStream inputStream = new TimeoutByteArrayInputStream(s.getBytes(StandardCharsets.US_ASCII)); |
| final SessionInputBuffer inBuffer = new SessionInputBufferImpl(16); |
| |
| final DefaultHttpResponseParser parser = new DefaultHttpResponseParser(); |
| |
| int timeoutCount = 0; |
| |
| ClassicHttpResponse httpresponse = null; |
| for (int i = 0; i < 10; i++) { |
| try { |
| httpresponse = parser.parse(inBuffer, inputStream); |
| break; |
| } catch (final InterruptedIOException ex) { |
| timeoutCount++; |
| } |
| } |
| Assert.assertNotNull(httpresponse); |
| Assert.assertEquals(5, timeoutCount); |
| |
| Assert.assertEquals(200, httpresponse.getCode()); |
| Assert.assertEquals("OK", httpresponse.getReasonPhrase()); |
| final Header[] headers = httpresponse.getHeaders(); |
| Assert.assertEquals(3, headers.length); |
| } |
| |
| } |
| |