Add missing test case for edgedriver

tests/tests_webdriver_local/test_local_driver_not_found.py

@@ -4,16 +4,21 @@
 
 
 def test_webdriver_local_driver_not_found(browser_name):
-    """When chromedriver/geckodriver are not present on the system."""
+    """When chromedriver/geckodriver/edgedriver are not present on the system."""
     from splinter import Browser
 
-    from selenium.webdriver.chrome.service import Service as ChromeService
-    from selenium.webdriver.firefox.service import Service as FirefoxService
-
     if browser_name == "chrome":
+        from selenium.webdriver.chrome.service import Service as ChromeService
+
         service = ChromeService(executable_path="failpath")
-    else:
+    elif browser_name == "firefox":
+        from selenium.webdriver.firefox.service import Service as FirefoxService
+
         service = FirefoxService(executable_path="failpath")
+    elif browser_name == "edge":
+        from selenium.webdriver.edge.service import Service as EdgeService
+
+        service = EdgeService(executable_path="failpath")
 
     with pytest.raises(WebDriverException):
         Browser(browser_name, service=service)