testng.xml

<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd" >

<suite name ="Suite 1" verbose="1">

    <test name="BaseLine test (run in firefox)">
        <parameter name = "browser" value="FF"></parameter>
        <classes>
            <class name="com.yourpackage.tests.BaseLineTest"/>
        </classes>
    </test>

</suite>