TestNG.xml

<?xml version="1.0" encoding="UTF-8" ?>
<suite name="Suite">

    <listeners>
        <!--Doesn't work, needs fix-->

        <!-- suite level for all classes. Also can be called in each test class if needed -->
        <listener class-name="org.app.listeners.TestListener"/>
    </listeners>

    <test name="Android">
        <parameter name="platformName" value="Android"/>
        <parameter name="noReset" value="true"/>
        <parameter name="appPackage" value="io.appium.android.apis"/>
        <parameter name="appActivity" value="io.appium.android.apis.ApiDemos"/>


        <classes>
            <class name="org.app.apidemos.FirstTest">
                <methods>
                    <method method-name="firstTest"/>
                </methods>
            </class>
        </classes>
    </test>

</suite>