tweak recap

Author: hjwp

chapter_16_javascript.asciidoc

@@ -1570,17 +1570,18 @@ NOTE: Want a little more practice with JavaScript?  See if you can get our
 * ((("Selenium", "and JavaScript", secondary-sortas="JavaScript")))
   One of the great advantages of Selenium is that it allows you to test that
   your JavaScript really works, just as it tests your Python code.
-
+  But, as always, FTs are a very blunt tool, so it's often worth pairing them
+  with some lower-level tests.
 
 * There are many JavaScript test running libraries out there.
   Jasmine has been around for a while,
-  but others like Jest and Mocha are not dissimilar.
+  but the others are also worth investigating.
   ((("JavaScript testing", "test running libraries")))
 
 * No matter which testing library you use,
   if you're working with "Vanilla' JavaScript (i.e., not a framework like React),
   you'll need to work around the key "gotchas" of JavaScript,
-    - the DOM / HTML fixtures
+    - the DOM and HTML fixtures
     - global state
     - understanding and controlling execution order.
 ((("JavaScript testing", "managing global state")))