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package org.apache.james.transport;

import junit.framework.TestCase;
import org.apache.avalon.framework.configuration.DefaultConfiguration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.james.test.util.Util;
import org.apache.james.transport.mailets.MailetLoaderTestMailet;
import org.apache.mailet.Mailet;
import org.apache.mailet.MailetConfig;

import javax.mail.MessagingException;
import java.util.ArrayList;
import java.util.Iterator;

public class JamesMailetLoaderTest extends TestCase {
    private JamesMailetLoader m_jamesMailetLoader  = new JamesMailetLoader();
    private JamesMailetLoaderConfiguration m_conf = new JamesMailetLoaderConfiguration();

    private class JamesMailetLoaderConfiguration extends DefaultConfiguration {
        private ArrayList m_packageNames = new ArrayList();
        
        public JamesMailetLoaderConfiguration() {
            super("mailetpackages");
        }

        public void init() {
            for (Iterator iterator = m_packageNames.iterator(); iterator.hasNext();) {
                String packageName = (String) iterator.next();
                addChild(Util.getValuedConfiguration("mailetpackage", packageName));
            }
        }

        public void addStandardPackages() {
            add("org.apache.james.transport.mailets");
            add("org.apache.james.transport.mailets.smime");
        }

        public void add(String packageName) {
            m_packageNames.add(packageName);
        }

    }

    private void setUpLoader() throws ConfigurationException {
        m_conf.init();
        m_jamesMailetLoader.configure(m_conf);
    }

    private void assetIsNullMailet(Mailet mailet) {
        assertNotNull("Null mailet loaded", mailet);
        assertTrue("Null mailet is expected class", mailet instanceof org.apache.james.transport.mailets.Null);
    }


    public void testUsingEmtpyConfig() throws ConfigurationException {
        setUpLoader();
    }

    public void testFullQualifiedUsingFakeConfig() throws ConfigurationException, MessagingException {
        m_conf.add("none.existing.package"); // has to be here so the Loader won't choke
        setUpLoader();

        Mailet mailet = m_jamesMailetLoader.getMailet("org.apache.james.transport.mailets.Null", null);
        assetIsNullMailet(mailet);
    }

    public void testStandardMailets() throws ConfigurationException, MessagingException {
        m_conf.addStandardPackages();
        setUpLoader();

        // use standard package
        Mailet mailetNull1 = m_jamesMailetLoader.getMailet("Null", null);
        assetIsNullMailet(mailetNull1);

        // use full qualified package in parallel
        Mailet mailetNull2 = m_jamesMailetLoader.getMailet("org.apache.james.transport.mailets.Null", null);
        assetIsNullMailet(mailetNull2);

    }

    public void testTestMailets() throws ConfigurationException, MessagingException {
        m_conf.addStandardPackages();
        setUpLoader();

        checkTestMailet("MailetLoaderTestMailet");
        
        checkTestMailet("MailetLoaderTestSMIMEMailet");

    }

    private void checkTestMailet(String mailetName) throws MessagingException {
        // use standard package
        DefaultConfiguration configuration = new DefaultConfiguration("mailetLoaderTest");
        configuration.addChild(Util.getValuedConfiguration("testMailetKey", "testMailetValue"));

        Mailet mailet = m_jamesMailetLoader.getMailet(mailetName, configuration);
        assertTrue("MailetLoaderTestMailet mailet is expected class", mailet instanceof MailetLoaderTestMailet);
        MailetLoaderTestMailet mailetLoaderTestMailet = ((MailetLoaderTestMailet) mailet);
        assertTrue("init was called by loader", mailetLoaderTestMailet.assertInitCalled());
        MailetConfig mailetConfig = mailetLoaderTestMailet.getMailetConfig();
        assertEquals("init was called w/ right config", "testMailetValue", mailetConfig.getInitParameter("testMailetKey"));
    }

}

@@ -1395,24 +1395,77 @@
 nException;%0A
+import org.apache.james.test.mock.avalon.MockLogger;%0A
 import org.a
@@ -2846,24 +2846,85 @@
 onf.init();%0A
+        m_jamesMailetLoader.enableLogging(new MockLogger());%0A
         m_ja

Fix unit test for changes to Loader code (JAMES-601)