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package org.apache.james.mime4j.field;

import org.apache.james.mime4j.MimeException;
import org.apache.james.mime4j.dom.field.ContentTransferEncodingField;
import org.apache.james.mime4j.dom.field.ContentTypeField;
import org.apache.james.mime4j.dom.field.Field;
import org.apache.james.mime4j.dom.field.UnstructuredField;
import org.apache.james.mime4j.field.DefaultFieldParser;

import junit.framework.TestCase;

public class FieldTest extends TestCase {

    public void testGetName() throws Exception {
        Field f = null;
        
        f = DefaultFieldParser.parse("Subject: Yada yada yada");
        assertEquals("Testing simple field", "Subject", f.getName());
        
        f = DefaultFieldParser.parse("X-yada-yada: Yada yada yada");
        assertEquals("Testing an X- field", "X-yada-yada", f.getName());
        
        try {
            f = DefaultFieldParser.parse("Yada yada yada");
            fail("MimeException not thrown when using an invalid field");
        } catch (MimeException e) {
        }
    }

    public void testParse() throws Exception {
        Field f = null;
        
        f = DefaultFieldParser.parse("Subject: Yada yada yada");
        assertTrue("Field should be UnstructuredField", 
                        f instanceof UnstructuredField);
        f = DefaultFieldParser.parse("Content-Type: text/plain");
        assertTrue("Field should be ContentTypeField", 
                        f instanceof ContentTypeField);
        f = DefaultFieldParser.parse("Content-Transfer-Encoding: 7bit");
        assertTrue("Field should be ContentTransferEncodingField", 
                        f instanceof ContentTransferEncodingField);
    }
    
}