Add an example test that has switching to a new tab/window

examples/test_window_switching.py

@@ -0,0 +1,22 @@
+"""
+Sometimes tests open new tabs/windows, and you'll need
+to switch to them first in order to interact with them.
+The starting window is window(0). Then increments by 1.
+"""
+from seleniumbase import BaseCase
+
+
+class TabSwitchingTests(BaseCase):
+
+    def test_switch_to_tabs(self):
+        self.open("data:text/html,<h1>Page A</h1>")
+        self.assert_text("Page A")
+        self.open_new_window()
+        self.open("data:text/html,<h1>Page B</h1>")
+        self.assert_text("Page B")
+        self.switch_to_window(0)
+        self.assert_text("Page A")
+        self.assert_text_not_visible("Page B")
+        self.switch_to_window(1)
+        self.assert_text("Page B")
+        self.assert_text_not_visible("Page A")