testng数据驱动dataProvider

public class TestApi3 {
@Test(dataProvider = "getData")//使用数据
// @Parameters(value = {"username","password"}) //testNg xml
@Test
public void test3(String username,String password){
System.out.println(username+password);
}

@DataProvider//数据提供者
public Object[][] getData(){
    Object[][] arr = {
            {"zhangsan","123"},
            {"lisi","456"},
            {"wangwu","789"}
    };
    return arr;
}

}