ApplicationTest.java

public class ApplicationTest {
  
    private static FirefoxDriver driver;
 
    @BeforeClass
    public static void setUp() throws IOException {
        driver = new FirefoxDriver();
    }
 
    @Test
    public void contextLoads() {
        driver.get("https://localhost:8080");
        WebDriverWait wait = new WebDriverWait(driver, 10);
        wait.until(ExpectedConditions.textToBePresentInElementLocated(
                By.id("hello"), "Hello, world!"));
    }
 
    @AfterClass
    public static void tearDown() {
        driver.quit();
    }
}