import unittest
from selenium import webdriver
from selenium.webdriver.common.keys import Keys

class LoginTest(unittest.TestCase):
    def setUp(self):
        self.driver = webdriver.Chrome()

    def test_login(self):
        # Define the test scenario
        test_scenario = "Login Test for Example Application"

        # Navigate to the target webpage
        self.driver.get("http://example.com/login")

        # Locate and interact with elements
        username_field = self.driver.find_element_by_id("username")
        username_field.send_keys("test_user")

        password_field = self.driver.find_element_by_id("password")
        password_field.send_keys("test_password")

        login_button = self.driver.find_element_by_id("loginButton")
        login_button.click()

    def tearDown(self):
        self.driver.quit()

if __name__ == "__main__":
    unittest.main()