562d8d2200
Motivation: When writing a SMTP client a provided SMTP codec that follows RFC2821 is useful. Modification: Add client side codec and test. Results: People who want to write a SMTP client can reuse the codec.
112 lines
3.4 KiB
Java
112 lines
3.4 KiB
Java
/*
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* Copyright 2016 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.handler.codec.smtp;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.Unpooled;
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import io.netty.channel.embedded.EmbeddedChannel;
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import io.netty.util.CharsetUtil;
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import org.junit.Test;
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import static org.junit.Assert.*;
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public class SmtpRequestEncoderTest {
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@Test
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public void testEncodeEhlo() {
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testEncode(SmtpRequests.ehlo("localhost"), "EHLO localhost\r\n");
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}
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@Test
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public void testEncodeHelo() {
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testEncode(SmtpRequests.helo("localhost"), "HELO localhost\r\n");
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}
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@Test
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public void testEncodeMail() {
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testEncode(SmtpRequests.mail("me@netty.io"), "MAIL FROM:<me@netty.io>\r\n");
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}
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@Test
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public void testEncodeMailNullSender() {
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testEncode(SmtpRequests.mail(null), "MAIL FROM:<>\r\n");
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}
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@Test
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public void testEncodeRcpt() {
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testEncode(SmtpRequests.rcpt("me@netty.io"), "RCPT TO:<me@netty.io>\r\n");
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}
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@Test
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public void testEncodeNoop() {
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testEncode(SmtpRequests.noop(), "NOOP\r\n");
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}
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@Test
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public void testEncodeRset() {
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testEncode(SmtpRequests.rset(), "RSET\r\n");
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}
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@Test
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public void testEncodeHelp() {
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testEncode(SmtpRequests.help(null), "HELP\r\n");
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}
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@Test
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public void testEncodeHelpWithArg() {
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testEncode(SmtpRequests.help("MAIL"), "HELP MAIL\r\n");
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}
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@Test
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public void testEncodeData() {
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testEncode(SmtpRequests.data(), "DATA\r\n");
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}
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@Test
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public void testEncodeDataAndContent() {
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EmbeddedChannel channel = new EmbeddedChannel(new SmtpRequestEncoder());
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assertTrue(channel.writeOutbound(SmtpRequests.data()));
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assertTrue(channel.writeOutbound(
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new DefaultSmtpContent(Unpooled.copiedBuffer("Subject: Test\r\n\r\n", CharsetUtil.US_ASCII))));
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assertTrue(channel.writeOutbound(
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new DefaultLastSmtpContent(Unpooled.copiedBuffer("Test\r\n", CharsetUtil.US_ASCII))));
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assertTrue(channel.finish());
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ByteBuf written = Unpooled.buffer();
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for (;;) {
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ByteBuf buffer = channel.readOutbound();
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if (buffer == null) {
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break;
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}
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written.writeBytes(buffer);
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buffer.release();
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}
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assertEquals("DATA\r\nSubject: Test\r\n\r\nTest\r\n.\r\n", written.toString(CharsetUtil.US_ASCII));
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written.release();
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}
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private static void testEncode(SmtpRequest request, String expected) {
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EmbeddedChannel channel = new EmbeddedChannel(new SmtpRequestEncoder());
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assertTrue(channel.writeOutbound(request));
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assertTrue(channel.finish());
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ByteBuf buffer = channel.readOutbound();
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assertEquals(expected, buffer.toString(CharsetUtil.US_ASCII));
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buffer.release();
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assertNull(channel.readOutbound());
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}
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}
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