BaseTest.java

import org.openqa.selenium.WebDriver;
import org.openqa.selenium.chrome.ChromeDriver;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;

import java.time.Duration;

public class BaseTest {

    WebDriver driver;

    @BeforeMethod
    public void setup() {
        driver = new ChromeDriver();
        driver.manage().window().maximize();
        driver.manage().timeouts().implicitlyWait(Duration.ofSeconds(20));
        driver.get("https://www.saucedemo.com/");
    }

    @AfterMethod(alwaysRun = true)
    public void close() {
        driver.quit();
    }
}