@DataProvider Annotation in TestNG

 

import org.testng.annotations.DataProvider;

import org.testng.annotations.Test;

public class DataProviderExample {

//This test method declares that its data should be supplied by the Data Provider

// "getdata" is the function name which is passing the data

// Number of columns should match the number of input parameters

 

@Test(dataProvider="getData")

public void setData(String username, String password)

{

System.out.println("you have provided username as::"+username);

System.out.println("you have provided password as::"+password);

}

@DataProvider

public Object[][] getData()

{

//Rows - Number of times your test has to be repeated.

//Columns - Number of parameters in test data.

Object[][] data = new Object[3][2];

// 1st row

data[0][0] ="sampleuser1";

data[0][1] = "abcdef";

// 2nd row

data[1][0] ="testuser2";

data[1][1] = "zxcvb";

// 3rd row

data[2][0] ="guestuser3";

data[2][1] = "pass123";

return data;

}

}