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apache / james-mime4j / b3e1e27ce714055a404bb772ccc12cfda920fff1 / . / core / src / test / java / org / apache / james / mime4j / stream / MultipartTokensTest.java
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/****************************************************************
* 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. *
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package org.apache.james.mime4j.stream;
import java.io.IOException;
import org.apache.commons.io.IOUtils;
import org.apache.james.mime4j.Charsets;
import org.apache.james.mime4j.MimeException;
import org.apache.james.mime4j.io.InputStreams;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class MultipartTokensTest {
private static final String BODY = "A Preamble\r\n" +
"--1729\r\n\r\n" +
"Simple plain text\r\n" +
"--1729\r\n" +
"Content-Type: text/plain; charset=US-ASCII\r\n\r\n" +
"Some more text\r\n" +
"--1729--\r\n" +
"An Epilogue\r\n";
public static final String MESSAGE = "To: Road Runner <runner@example.org>\r\n" +
"From: Wile E. Cayote <wile@example.org>\r\n" +
"Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" +
"Subject: Mail\r\n" +
"Content-Type: multipart/mixed;boundary=1729\r\n\r\n" +
BODY;
public static final String COMPLEX_MESSAGE = "To: Wile E. Cayote <wile@example.org>\r\n" +
"From: Road Runner <runner@example.org>\r\n" +
"Date: Tue, 19 Feb 2008 17:34:09 +0000 (GMT)\r\n" +
"Subject: Mail\r\n" +
"Content-Type: multipart/mixed;boundary=42\r\n\r\n" +
"A little preamble\r\n" +
"--42\r\n" +
"Content-Type: text/plain; charset=US-ASCII\r\n\r\n" +
"Rhubard!\r\n" +
"--42\r\n" +
"Content-Type: message/rfc822\r\n\r\n" +
MESSAGE +
"\r\n" +
"--42\r\n" +
"\r\n" +
"Custard!" +
"\r\n" +
"--42--\r\n" +
"A little epilogue\r\n";
public static final String COMPLEX_QP_MESSAGE =
"Content-Transfer-Encoding: quoted-printable\r\n" +
"Content-Type: message/rfc822; charset=us-ascii\r\n" +
"\r\n" +
"Subject: The subject\r\n" +
"Content-Type: multipart/alternative;\r\n" +
" boundary=3D=22----=3DNextPart=22\r\n" +
"\r\n" +
"This is a multi-part message in MIME format.\r\n" +
"\r\n" +
"------=3DNextPart\r\n" +
"Content-Type: text/plain;\r\n" +
" charset=3D=22iso-8859-1=22\r\n" +
"\r\n" +
"Some text\r\n" +
"\r\n" +
"------=3DNextPart\r\n" +
"Content-Type: text/html;\r\n" +
" charset=3D=22iso-8859-1=22\r\n" +
"\r\n" +
"<HTML><BODY>=3D Some HTML =3D</BODY></HTML>\r\n" +
"------=3DNextPart--\r\n" +
"\r\n" +
"\r\n";
MimeTokenStream parser;
@Before
public void setUp() throws Exception {
parser = new MimeTokenStream();
}
@After
public void tearDown() throws Exception {
}
@Test
public void testShouldParseSimpleMessage() throws Exception {
parser.parse(InputStreams.create(MESSAGE, Charsets.US_ASCII));
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_START_MULTIPART);
checkState(EntityState.T_PREAMBLE);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_EPILOGUE);
checkState(EntityState.T_END_MULTIPART);
checkState(EntityState.T_END_MESSAGE);
checkState(EntityState.T_END_OF_STREAM);
}
@Test
public void testShouldParseMoreComplexMessage() throws Exception {
String message =
"Content-Type: multipart/alternative; boundary=\"outer-boundary\"\r\n" +
"\r\n" +
"--outer-boundary\r\n" +
"Content-Type: multipart/alternative; boundary=\"inner-boundary\"\r\n" +
"\r\n" +
"--inner-boundary\r\n" +
"Content-Type: text/plain\r\n" +
"\r\n" +
"Some text\r\n" +
"--inner-boundary--\r\n" +
"\r\n" +
"foo\r\n" +
"--outer-boundary--\r\n";
parser.parse(InputStreams.create(message, Charsets.US_ASCII));
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_START_MULTIPART);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_START_MULTIPART);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_EPILOGUE);
checkState(EntityState.T_END_MULTIPART);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_END_MULTIPART);
checkState(EntityState.T_END_MESSAGE);
checkState(EntityState.T_END_OF_STREAM);
}
@Test
public void testShouldParseMessageWithEmbeddedMessage() throws Exception {
parser.parse(InputStreams.create(COMPLEX_MESSAGE, Charsets.US_ASCII));
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_START_MULTIPART);
checkState(EntityState.T_PREAMBLE);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_START_MESSAGE);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_START_MULTIPART);
checkState(EntityState.T_PREAMBLE);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_EPILOGUE);
checkState(EntityState.T_END_MULTIPART);
checkState(EntityState.T_END_MESSAGE);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_EPILOGUE);
checkState(EntityState.T_END_MULTIPART);
checkState(EntityState.T_END_MESSAGE);
checkState(EntityState.T_END_OF_STREAM);
}
@Test
public void testShouldParseMessagesWithEmbeddedQuotedPrintableEncodedMessage() throws Exception {
parser.parse(InputStreams.create(COMPLEX_QP_MESSAGE, Charsets.US_ASCII));
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_START_MESSAGE);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_START_MULTIPART);
checkState(EntityState.T_PREAMBLE);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
Assert.assertEquals("text/plain", parser.getBodyDescriptor().getMimeType());
Assert.assertEquals("iso-8859-1", parser.getBodyDescriptor().getCharset());
Assert.assertEquals("Some text\r\n",
IOUtils.toString(parser.getInputStream()));
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
Assert.assertEquals("text/html", parser.getBodyDescriptor().getMimeType());
Assert.assertEquals("iso-8859-1", parser.getBodyDescriptor().getCharset());
Assert.assertEquals("<HTML><BODY>= Some HTML =</BODY></HTML>",
IOUtils.toString(parser.getInputStream()));
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_EPILOGUE);
checkState(EntityState.T_END_MULTIPART);
checkState(EntityState.T_END_MESSAGE);
checkState(EntityState.T_END_MESSAGE);
checkState(EntityState.T_END_OF_STREAM);
}
@Test
public void testMultipartMessageWithoutHeader() throws Exception {
parser.parseHeadless(InputStreams.create(BODY, Charsets.US_ASCII),
"multipart/mixed;boundary=1729");
// see https://issues.apache.org/jira/browse/MIME4J-153
// checkState(EntityStates.T_END_HEADER);
// see https://issues.apache.org/jira/browse/MIME4J-153
// checkState(EntityStates.T_START_MULTIPART);
// actually T_START_MULTIPART is the first state, but the
// checkState method calls next() before checking.
checkState(EntityState.T_PREAMBLE);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_START_BODYPART);
checkState(EntityState.T_START_HEADER);
checkState(EntityState.T_FIELD);
checkState(EntityState.T_END_HEADER);
checkState(EntityState.T_BODY);
checkState(EntityState.T_END_BODYPART);
checkState(EntityState.T_EPILOGUE);
checkState(EntityState.T_END_MULTIPART);
checkState(EntityState.T_END_MESSAGE);
checkState(EntityState.T_END_OF_STREAM);
}
private void checkState(final EntityState state) throws IOException, MimeException {
Assert.assertEquals(MimeTokenStream.stateToString(state), MimeTokenStream.stateToString(parser.next()));
}
}