测试代码

package com.davieyang.application;
import org.testng.annotations.Parameters;
import org.testng.annotations.Test;

public class ParameterDemo {
    @Parameters({"newParameter"})
    @Test
    public void testCase(String para){
        System.out.println("参数值为" + para);
    }
}

配置执行

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE suite SYSTEM "https://testng.org/testng-1.0.dtd" >
<!--Parameters-->
<suite name="All Test Suite">
    <parameter name="newParameter" value="Niubility"/>
    <test verbose="2" preserve-order="true" name="Demo">
        <classes>
            <class name="com.davieyang.application.ParameterDemo">
                <methods>
                    <include name="testCase"/>
                </methods>
            </class>
        </classes>
    </test>
</suite>