Diff for /gforth/test/ttester.fs between versions 1.6 and 1.7

version 1.6, 2007/10/26 12:47:41 version 1.7, 2007/11/02 12:44:49
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 \ FOR THE ORIGINAL TESTER  \ for the original tester
 \ FROM: JOHN HAYES S1I  \ From: John Hayes S1I
 \ SUBJECT: TESTER.FR  \ Subject: tester.fr
 \ DATE: MON, 27 NOV 95 13:10:09 PST    \ Date: Mon, 27 Nov 95 13:10:09 PST  
 \ (C) 1995 JOHNS HOPKINS UNIVERSITY / APPLIED PHYSICS LABORATORY  \ (C) 1995 JOHNS HOPKINS UNIVERSITY / APPLIED PHYSICS LABORATORY
 \ MAY BE DISTRIBUTED FREELY AS LONG AS THIS COPYRIGHT NOTICE REMAINS.  \ MAY BE DISTRIBUTED FREELY AS LONG AS THIS COPYRIGHT NOTICE REMAINS.
 \ VERSION 1.1  \ VERSION 1.1
   
 \ FOR THE FNEARLY= STUFF:  \ for the FNEARLY= stuff:
 \ FROM FTESTER.FS WRITTEN BY DAVID N. WILLIAMS, BASED ON THE IDEA OF  \ from ftester.fs written by David N. Williams, based on the idea of
 \ APPROXIMATE EQUALITY IN DIRK ZOLLER'S FLOAT.4TH  \ approximate equality in Dirk Zoller's float.4th
 \ PUBLIC DOMAIN  \ public domain
   
 \ FOR THE REST:  \ for the rest:
 \ REVISED BY ANTON ERTL 2007-08-12, 2007-08-19, 2007-08-28  \ revised by Anton Ertl 2007-08-12, 2007-08-19, 2007-08-28
 \ PUBLIC DOMAIN  \ public domain
   
 \ THE ORIGINAL HAS THE FOLLOWING SHORTCOMINGS:  \ The original has the following shortcomings:
   
 \ - IT DOES NOT WORK AS EXPECTED IF THE STACK IS NON-EMPTY BEFORE THE {.  \ - It does not work as expected if the stack is non-empty before the {.
   
 \ - IT DOES NOT CHECK FP RESULTS IF THE SYSTEM HAS A SEPARATE FP STACK.  \ - It does not check FP results if the system has a separate FP stack.
   
 \ - THERE IS A CONFLICT WITH THE USE OF } FOR FSL ARRAYS AND { FOR LOCALS.  \ - There is a conflict with the use of } for FSL arrays and { for locals.
   
 \ I HAVE REVISED IT TO ADDRESS THESE SHORTCOMINGS.  YOU CAN FIND THE  \ I have revised it to address these shortcomings.  You can find the
 \ RESULT AT  \ result at
   
 \ HTTP://WWW.FORTH200X.ORG/TESTS/TESTER.FS  \ http://www.forth200x.org/tests/tester.fs
 \ HTTP://WWW.FORTH200X.ORG/TESTS/TTESTER.FS  \ http://www.forth200x.org/tests/ttester.fs
   
 \ TESTER.FS IS INTENDED TO BE A DROP-IN REPLACEMENT OF THE ORIGINAL.  \ tester.fs is intended to be a drop-in replacement of the original.
   
 \ TTESTER.FS IS A VERSION THAT USES T{ AND }T INSTEAD OF { AND } AND  \ ttester.fs is a version that uses T{ and }T instead of { and } and
 \ KEEPS THE BASE AS IT WAS BEFORE LOADING TTESTER.FS  \ keeps the BASE as it was before loading ttester.fs
   
 \ IN SPIRIT OF THE ORIGINAL, I HAVE STRIVED TO AVOID ANY POTENTIAL  \ In spirit of the original, I have strived to avoid any potential
 \ NON-PORTABILITIES AND STAYED AS MUCH WITHIN THE CORE WORDS AS  \ non-portabilities and stayed as much within the CORE words as
 \ POSSIBLE; E.G., FLOATING WORDS ARE USED ONLY IF THE FLOATING WORDSET  \ possible; e.g., FLOATING words are used only if the FLOATING wordset
 \ IS PRESENT  \ is present
   
 \ THERE ARE A FEW THINGS TO BE NOTED:  \ There are a few things to be noted:
   
 \ - LOADING TTESTER.FS DOES NOT CHANGE BASE.  LOADING TESTER.FS  \ - Loading ttester.fs does not change BASE.  Loading tester.fs
 \ CHANGES BASE TO HEX (LIKE THE ORIGINAL TESTER).  FLOATING-POINT  \ changes BASE to HEX (like the original tester).  Floating-point
 \ INPUT IS AMBIGUOUS WHEN THE BASE IS NOT DECIMAL, SO YOU HAVE TO SET  \ input is ambiguous when the base is not decimal, so you have to set
 \ IT TO DECIMAL YOURSELF WHEN YOU WANT TO DEAL WITH DECIMAL NUMBERS.  \ it to decimal yourself when you want to deal with decimal numbers.
   
 \ - FOR FP IT IS OFTEN USEFUL TO USE APPROXIMATE EQUALITY FOR CHECKING  \ - For FP it is often useful to use approximate equality for checking
 \ THE RESULTS.  YOU CAN TURN ON APPROXIMATE MATCHING WITH SET-NEAR  \ the results.  You can turn on approximate matching with SET-NEAR
 \ (AND TURN IT OFF (DEFAULT) WITH SET-EXACT, AND YOU CAN TUNE IT BY  \ (and turn it off (default) with SET-EXACT, and you can tune it by
 \ SETTING THE VARIABLES REL-NEAR AND ABS-NEAR.  IF YOU WANT YOUR TESTS  \ setting the variables REL-NEAR and ABS-NEAR.  If you want your tests
 \ TO WORK WITH A SHARED STACK, YOU HAVE TO SPECIFY THE TYPES OF THE  \ to work with a shared stack, you have to specify the types of the
 \ ELEMENTS ON THE STACK BY USING ONE OF THE CLOSING WORDS THAT SPECIFY  \ elements on the stack by using one of the closing words that specify
 \ TYPES, E.G. RRRX}T FOR CHECKING THE STACK PICTURE ( R R R X ).  \ types, e.g. RRRX}T for checking the stack picture ( r r r x ).
 \ THERE ARE SUCH WORDS FOR ALL COMBINATION OF R AND X WITH UP TO 4  \ There are such words for all combination of R and X with up to 4
 \ STACK ITEMS, AND DEFINING MORE IF YOU NEED THEM IS STRAIGHTFORWARD  \ stack items, and defining more if you need them is straightforward
 \ (SEE SOURCE).  IF YOUR TESTS ARE ONLY INTENDED FOR A SEPARATE-STACK  \ (see source).  If your tests are only intended for a separate-stack
 \ SYSTEM OR IF YOU NEED ONLY EXACT MATCHING, YOU CAN USE THE PLAIN }T  \ system or if you need only exact matching, you can use the plain }T
 \ INSTEAD.  \ instead.
   
 BASE @  BASE @
 HEX  HEX
Line 277  HAS-FLOATING-STACK [IF] Line 277  HAS-FLOATING-STACK [IF]
         S" NUMBER OF CELL RESULTS BEFORE AND AFTER '->' DOES NOT MATCH: " ERROR          S" NUMBER OF CELL RESULTS BEFORE AND AFTER '->' DOES NOT MATCH: " ERROR
     THEN      THEN
     XCURSOR @ START-DEPTH @ + ACTUAL-DEPTH @ <> IF      XCURSOR @ START-DEPTH @ + ACTUAL-DEPTH @ <> IF
         S" NUMBER OF CELL RESULTS BEFORE '->' DOES NOT MATCH ...}T SPRECIFICATION: " ERROR          S" NUMBER OF CELL RESULTS BEFORE '->' DOES NOT MATCH ...}T SPECIFICATION: " ERROR
     THEN      THEN
     F...}T ;      F...}T ;
   

Removed from v.1.6  
changed lines
  Added in v.1.7


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