The build script bits that downloads and configures 1 or more managed containers should be extracted to a maven plugin, so we don't need to copy paste that logic

  <properties>
    <managed-appserver.download.dir>${project.basedir}/local/managed-appserver</managed-appserver.download.dir>
    <managed-appserver.tomcat6.version>6.0.33</managed-appserver.tomcat6.version>
    <managed-appserver.tomcat6.home>${project.build.directory}/apache-tomcat-${managed-appserver.tomcat6.version}</managed-appserver.tomcat6.home>
  </properties>
...
      <plugin>
        <artifactId>maven-antrun-plugin</artifactId>
        <inherited>false</inherited>
        <executions>
          <execution><!-- For managed tomcat -->
            <phase>generate-test-resources</phase>
            <configuration>
              <target>
                <mkdir dir="${managed-appserver.download.dir}"/>
                <get
                    src="http://archive.apache.org/dist/tomcat/tomcat-6/v${managed-appserver.tomcat6.version}/bin/apache-tomcat-${managed-appserver.tomcat6.version}.zip"
                    dest="${managed-appserver.download.dir}" verbose="true" skipexisting="true"/>
                <unzip src="${managed-appserver.download.dir}/apache-tomcat-${managed-appserver.tomcat6.version}.zip"
                       dest="${project.build.directory}"/>
              </target>
            </configuration>
            <goals>
              <goal>run</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <artifactId>maven-resources-plugin</artifactId>
        <executions>
          <execution>
            <id>copy-resources</id>
            <phase>process-test-resources</phase>
            <goals>
              <goal>copy-resources</goal>
            </goals>
            <configuration>
              <outputDirectory>${managed-appserver.tomcat6.home}/conf</outputDirectory>
              <overwrite>true</overwrite>
              <resources>
                <resource>
                  <directory>${basedir}/src/test/conf/tomcat6</directory>
                </resource>
              </resources>
            </configuration>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <artifactId>maven-surefire-plugin</artifactId>
        <configuration>
          <environmentVariables>
            <CATALINA_HOME>${managed-appserver.tomcat6.home}</CATALINA_HOME>
          </environmentVariables>
        </configuration>
      </plugin>