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package org.apache.james.mime4j.message;
import org.apache.commons.io.output.ByteArrayOutputStream;
import org.apache.james.mime4j.MimeException;
import org.apache.james.mime4j.field.Field;
import org.apache.james.mime4j.message.Header;
import org.apache.james.mime4j.util.MessageUtils;
import junit.framework.TestCase;
public class HeaderTest extends TestCase {
public static final String SUBJECT = "Subject: test";
public static final String TO = "To: anyuser <any@user>";
public void testHeader() {
Header header = new Header();
header.addField(Field.parse(SUBJECT));
header.addField(Field.parse(TO));
assertNotNull("Subject found", header.getField("Subject"));
assertNotNull("To found", header.getField("To"));
assertEquals("Headers equals", SUBJECT + "\r\n" + TO + "\r\n", header
.toString());
}
static final int SWISS_GERMAN_HELLO [] = {
0x47, 0x72, 0xFC, 0x65, 0x7A, 0x69, 0x5F, 0x7A, 0xE4, 0x6D, 0xE4
};
private static String constructString(int [] unicodeChars) {
StringBuffer buffer = new StringBuffer();
if (unicodeChars != null) {
for (int i = 0; i < unicodeChars.length; i++) {
buffer.append((char)unicodeChars[i]);
}
}
return buffer.toString();
}
public void testWriteInStrictMode() throws Exception {
String hello = constructString(SWISS_GERMAN_HELLO);
Header header = new Header();
header.addField(Field.parse("Hello: " + hello));
Field field = header.getField("Hello");
assertNotNull(field);
assertEquals(hello, field.getBody());
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
header.writeTo(buffer, MessageUtils.STRICT_IGNORE);
String s = buffer.toString(MessageUtils.ASCII.name());
assertEquals("Hello: Gr?ezi_z?m?\r\n\r\n", s);
buffer.reset();
try {
header.writeTo(buffer, MessageUtils.STRICT_ERROR);
fail("MimeException should have been thrown");
} catch (MimeException expected) {
}
}
public void testWriteInLenientMode() throws Exception {
String hello = constructString(SWISS_GERMAN_HELLO);
Header header = new Header();
header.addField(Field.parse("Hello: " + hello));
header.addField(Field.parse("Content-type: text/plain; charset=" +
MessageUtils.ISO_8859_1.name()));
Field field = header.getField("Hello");
assertNotNull(field);
assertEquals(hello, field.getBody());
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
header.writeTo(buffer, MessageUtils.LENIENT);
String s = buffer.toString(MessageUtils.ISO_8859_1.name());
assertEquals("Hello: " + hello + "\r\n" +
"Content-type: text/plain; charset=ISO-8859-1\r\n\r\n", s);
}
}