Revisiting Dynamic Ports in Mule 3

dynamic-port-junit4-functional-test-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<mule xmlns="http://www.mulesoft.org/schema/mule/core"
      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      xmlns:test="http://www.mulesoft.org/schema/mule/test"
      xmlns:http="http://www.mulesoft.org/schema/mule/http"
    xsi:schemaLocation="
        http://www.mulesoft.org/schema/mule/core http://www.mulesoft.org/schema/mule/core/current/mule.xsd
        http://www.mulesoft.org/schema/mule/test http://www.mulesoft.org/schema/mule/test/current/mule-test.xsd
        http://www.mulesoft.org/schema/mule/http http://www.mulesoft.org/schema/mule/http/current/mule-http.xsd">

    <flow name="main">
        <http:inbound-endpoint host="localhost" port="${foo}"/>
        <test:component appendString=" Received"/>
    </flow>
</mule>

DynamicPortJunit4TestCase.java

import org.junit.Rule;
import org.junit.Test;
import org.mule.api.MuleMessage;
import org.mule.api.client.MuleClient;
import org.mule.tck.junit4.FunctionalTestCase;
import org.mule.tck.junit4.rule.DynamicPort;
import org.mule.transport.NullPayload;

import static org.junit.Assert.*;

public class DynamicPortJunit4TestCase extends FunctionalTestCase
{
    @Rule
    public DynamicPort port = new DynamicPort("foo");

    protected String getConfigResources()
    {
        return "dynamic-port-junit4-functional-test-config.xml";
    }

    @Test
    public void DynamicPortJunit4() throws Exception
    {
        MuleClient client = muleContext.getClient();
        MuleMessage result = client.send("http://localhost:" + port.getNumber() , "some data", null);

        assertNotNull(result);
        assertNull(result.getExceptionPayload());
        assertFalse(result.getPayload() instanceof NullPayload);

        assertEquals("some data Received", result.getPayloadAsString());
    }
}

mule-config.xml

<http:inbound-endpoint host="localhost" port="${port23}"/>