Popup

driver.findElement(By.id("ir.mci.ecareapp:id/roaming_status_switch_roaming_activity")).click();

   String  test1=driver.findElement(By.id("ir.mci.ecareapp:id/snackbar_text")).getText();
      LOGGER.info("نتیجه رومینگ"); 
   LOGGER.info(test1); 
if (test1.equals("عملیات موفقیت آمیز")) {
    LOGGER.info("PASS");
}else{
          LOGGER.error("Test failed ");
         Assert.fail("Test failed ");
}
/////////
اگر پاپاپ را دید چه کند 
By snackbarTextLocator = By.id("ir.mci.ecareapp:id/snackbar_text");
boolean isElementPresent = driver.findElements(snackbarTextLocator).size() > 0;

if (isElementPresent) {
    // If the element is present, take the desired action
    // Take a screenshot or perform any other operation
    // ...
} else {
    // If the element is not present, take a different action
    // Continue with the rest of the testing or perform any other operation
    // ...
}