anchor.diff:  }
   -----------------------------
   
  -A test is denoted by the *Ensure*. You can consider it having a 'void
  -(void)' signature. You add the test to your suite using
  +A test is denoted by the macro *Ensure*. You can think of a test as
  +having a 'void (void)' signature. You add the test to your suite using
   'add_test()'.
   
   On compiling and running, we now get the output...
  
positive.code: suites of test cases can be included in the 'main()' runner file.
  This makes it less work to add more tests.
  
  Here is the, so far empty, test case in 'words_test.c'...
  
  [source,c]
  -------------------------------
  
negative.code: about the methods in the 'TestReporter' structure.
               
  The TestReporter structure
  ~~~~~~~~~~~~~~~~~~~~~~~~~~
  
  The *Cgreen* 'TestReporter' is a pseudo class that looks
  something like...
  