Switch_Tabs_In_Selenium_Python.py

import unittest
from selenium import webdriver
from selenium.webdriver.common.action_chains import ActionChains
import time
from selenium.webdriver.common.keys import Keys
class SwitchTab(unittest.TestCase):
    def setUp(self):
        # self.driver = webdriver.Firefox()
        self.driver = webdriver.Chrome(chrome webdriver executable location)
    def test_switch_tab(self):
        driver = self.driver
        driver.maximize_window()
        driver.get('https://www.lambdatest.com/')
        time.sleep(5)
# collects handle ID of current window
        first_tab_handle = driver.current_window_handle
        print("first_tab_handle : "+str(first_tab_handle))
        # locates a link element on the loaded url using xpath
new_tab_link = driver.find_element_by_xpath('//a[contains(@class,"nav-link") and contains(@href,"selenium-automation")]')
        time.sleep(5)
        action = ActionChains(driver)
        # clicks on the located link element with CONTROL button in pressed state using actionChains class. This opens the link in a new tab.
 
action.key_down(Keys.CONTROL).click(new_tab_link).key_up(Keys.CONTROL).perform() 
        time.sleep(3)
        print("driver.window_handles : " + str(driver.window_handles))
        print("current window handle : "+ str(driver.current_window_handle))
        if driver.current_window_handle == first_tab_handle:
            print("driver focus is not switched to new tab opened using actionChains.")
        else:
            print("window handle has changed. Driver switched focus to new tab.")
        driver.switch_to.window(driver.window_handles[1])
        time.sleep(3)
	  # stores handle of tab opened using actionchains
        if driver.current_window_handle != first_tab_handle:
            ctrl_click_tab = driver.current_window_handle
            print("driver focus switched. New tab's handle id is - ")
            print(ctrl_click_tab)
        else:
            print("driver focus is not shifted to new tab.")
        time.sleep(5)
        driver.execute_script('''window.open("", "_blank");''')
        time.sleep(5)
        print("driver.window_handles : " + str(driver.window_handles))
        try:
            if (driver.current_window_handle == first_tab_handle) or (driver.current_window_handle == ctrl_click_tab):
                print("Though, this tab seems to be an active window as it's highlighted but driver control still remains with the tab we last switched to.")
        except:
            pass
        time.sleep(3)
        for handle in driver.window_handles:
            if (handle == first_tab_handle) or (handle == ctrl_click_tab):
                print(handle)
            else:
                js_tab_handle = handle
                print("js tab handle is -")
                print(js_tab_handle)
                driver.switch_to.window(js_tab_handle)
                time.sleep(5)
                break
        if driver.current_window_handle == js_tab_handle:
            print("driver focus shifted to js tab with handle id -")
		print(driver.current_window_handle)
        driver.get('https://www.lambdatest.com/blog/')
        # shifts control or focus to the first window in window handles, it's not the last opened tab but 1st tab in order.
        driver.switch_to_window(driver.window_handles[1])
 
        time.sleep(5)
        driver.get('https://www.lambdatest.com/pricing')
        driver.switch_to.window(driver.window_handles[-1])
        time.sleep(5)
        driver.get('https://www.lambdatest.com/newsletter/')
        time.sleep(3)
        driver.switch_to.window(first_tab_handle)
        if driver.current_window_handle == first_tab_handle:
            print("current_window_handle : " + str(driver.current_window_handle))
            print("driver switched to first tab")
        else:
            print("driver switching failed")
        time.sleep(5)
    def tearDown(self):
        self.driver.quit()
if __name__ == '__main__':
    unittest.main()