Update an example test

Author: mdmintz

examples/coffee_cart_tests.py

@@ -4,6 +4,12 @@
 
 
 class CoffeeCartTests(BaseCase):
+    def test_1_verify_nav_link_to_coffee_cart(self):
+        self.open("https://seleniumbase.io/")
+        self.click('nav a:contains("Coffee Cart")')
+        self.assert_title("Coffee Cart")
+        self.assert_element('h4:contains("Espresso")')
+
     def test_buy_one_cappuccino(self):
         self.open("https://seleniumbase.io/coffee/")
         self.click('div[data-test="Cappuccino"]')