Add a test that fails if using an old version of chromedriver

examples/fail_if_old_driver_test.py

@@ -0,0 +1,28 @@
+from seleniumbase import BaseCase
+
+
+class ChromedriverTests(BaseCase):
+
+    def test_fail_if_using_an_old_chromedriver(self):
+        if self.browser != "chrome":
+            print("\n  This test is only for Chrome!")
+            print("  (Run with: '--browser=chrome')")
+            self.skip("This test is only for Chrome!")
+        chrome_version = self.get_chrome_version()
+        major_chrome_version = chrome_version.split('.')[0]
+        chromedriver_version = self.get_chromedriver_version()
+        major_chromedriver_version = chromedriver_version.split('.')[0]
+        install_sb = "sbase install chromedriver %s" % major_chrome_version
+        if (
+            int(major_chromedriver_version) < 73
+            and int(major_chrome_version) >= 73
+        ):
+            message = (
+                'Your version of chromedriver: "%s"\n  '
+                'is too old for your version of Chrome: "%s"\n'
+                'You should upgrade chromedriver '
+                "to receive important bug fixes!\n"
+                'Run this command to upgrade: "%s"'
+                % (chromedriver_version, chrome_version, install_sb)
+            )
+            raise Exception(message)  # chromedriver is out-of-date