update readme

e2e/README.md

@@ -2,13 +2,14 @@
 
 This folder contains E2E test cases of Copy as Markdown extension.
 
-It uses [Selenium](https://www.selenium.dev/) to automate the browsers and assert the contents of the clipboard.
+It uses [Selenium](https://www.selenium.dev/) and [java.awt.Robot](https://docs.oracle.com/javase%2F7%2Fdocs%2Fapi%2F%2F/java/awt/Robot.html) to automate the browsers and assert the contents of the clipboard.
 
 ## System Requirements
 
 * Java
 * Maven
 * Google Chrome
+* Firefox
 
 ## Development
 
@@ -22,7 +23,7 @@ It uses [Selenium](https://www.selenium.dev/) to automate the browsers and asser
 
 ## Setup
 
-### macOS Assistive Control
+### macOS Accessibility Warnings
 
 When you first run the test cases in the terminal, you will be prompted about
 the permissions of Assistive Control. 
@@ -41,17 +42,18 @@ Please hold back and don't touch mouse / keyboard while the tests are running.
 
 ### JetBrains Aqua
 
-Just right-click on the test folder and choose "Run Tests". 
+- Right-click on `testng.xml` and choose "Run Tests". 
+- To run test cases for a particular browser, select `testng-<browser>.xml`.
 
 ## Architecture
 
 * `src/test` contains all the test scripts.
-* `support/e2e-test-extension` is a Web Extension used to control tabs in ways that Selenium can't do, 
+* `support/e2e-test-extension*` are Web Extensions used to control tabs in ways that Selenium can't do, 
   such as tab grouping, tab highlighting etc.
 * `support/pages` contains static fixture pages used in test cases. When test suite starts, it will run a static server
   listening at `localhost:5566`. The E2E Test Extension will open those pages.
 
 ## TODO
 
-* Test on Firefox
-* Test on Linux
+* Test Edge
+* Test on Linux & Windows