Diff for /gforth/test/ttester.fs between versions 1.1 and 1.12

version 1.1, 2007/08/19 21:33:50 version 1.12, 2008/11/08 18:28:22
Line 1 Line 1
   \ 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
   
 \ revised by Anton Ertl 2007-08-12, 2007-08-19  \ for the FNEARLY= stuff:
   \ from ftester.fs written by David N. Williams, based on the idea of
   \ approximate equality in Dirk Zoller's float.4th
   \ public domain
   
   \ for the rest:
   \ revised by Anton Ertl 2007-08-12, 2007-08-19, 2007-08-28
   \ 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 {.
Line 22 Line 30
 \ 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 }.  
   \ ttester.fs is a version that uses T{ and }T instead of { and } and
   \ 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
Line 31 Line 41
   
 \ There are a few things to be noted:  \ There are a few things to be noted:
   
 \ - Following the despicable practice of the original, this version  \ - Loading ttester.fs does not change BASE.  Loading tester.fs
 \ sets the base to HEX for everything that gets loaded later.  \ changes BASE to HEX (like the original tester).  Floating-point
 \ Floating-point input is ambiguous when the base is not decimal, so  \ input is ambiguous when the base is not decimal, so you have to set
 \ you have to set it to decimal yourself when you want to deal with  \ it to decimal yourself when you want to deal with decimal numbers.
 \ 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
Line 50 Line 59
 \ 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 @
 HEX  HEX
   
 \ SET THE FOLLOWING FLAG TO TRUE FOR MORE VERBOSE OUTPUT; THIS MAY  \ SET THE FOLLOWING FLAG TO TRUE FOR MORE VERBOSE OUTPUT; THIS MAY
Line 90  HAS-FLOATING [IF] Line 100  HAS-FLOATING [IF]
     \ SET THE FOLLOWING TO THE RELATIVE AND ABSOLUTE TOLERANCES YOU      \ SET THE FOLLOWING TO THE RELATIVE AND ABSOLUTE TOLERANCES YOU
     \ WANT FOR APPROXIMATE FLOAT EQUALITY, TO BE USED WITH F~ IN      \ WANT FOR APPROXIMATE FLOAT EQUALITY, TO BE USED WITH F~ IN
     \ FNEARLY=.  KEEP THE SIGNS, BECAUSE F~ NEEDS THEM.      \ FNEARLY=.  KEEP THE SIGNS, BECAUSE F~ NEEDS THEM.
     FVARIABLE FSENSITIVITY DECIMAL 1E-12 HEX FSENSITIVITY F!      FVARIABLE REL-NEAR DECIMAL 1E-12 HEX REL-NEAR F!
     : REL-NEAR FSENSITIVITY ;  
     FVARIABLE ABS-NEAR    DECIMAL 0E HEX ABS-NEAR F!      FVARIABLE ABS-NEAR    DECIMAL 0E HEX ABS-NEAR F!
   
     \ WHEN EXACT? IS TRUE, }F USES FEXACTLY=, OTHERWISE FNEARLY=.      \ WHEN EXACT? IS TRUE, }F USES FEXACTLY=, OTHERWISE FNEARLY=.
Line 165  HAS-FLOATING-STACK [IF] Line 174  HAS-FLOATING-STACK [IF]
     : F-> ( ... -- ... )      : F-> ( ... -- ... )
         FDEPTH DUP ACTUAL-FDEPTH !          FDEPTH DUP ACTUAL-FDEPTH !
         START-FDEPTH @ > IF          START-FDEPTH @ > IF
             FDEPTH START-FDEPTH @ DO ACTUAL-FRESULTS I FLOATS + F! LOOP              FDEPTH START-FDEPTH @ - 0 DO ACTUAL-FRESULTS I FLOATS + F! LOOP
         THEN ;          THEN ;
   
     : F} ( ... -- ... )      : F} ( ... -- ... )
         FDEPTH ACTUAL-FDEPTH @ = IF          FDEPTH ACTUAL-FDEPTH @ = IF
             FDEPTH START-FDEPTH @ > IF              FDEPTH START-FDEPTH @ > IF
                 FDEPTH START-FDEPTH @ DO                  FDEPTH START-FDEPTH @ - 0 DO
                     ACTUAL-FRESULTS I FLOATS + F@ FCONF= INVERT IF                      ACTUAL-FRESULTS I FLOATS + F@ FCONF= INVERT IF
                         S" INCORRECT FP RESULT: " ERROR LEAVE                          S" INCORRECT FP RESULT: " ERROR LEAVE
                     THEN                      THEN
Line 182  HAS-FLOATING-STACK [IF] Line 191  HAS-FLOATING-STACK [IF]
         THEN ;          THEN ;
   
     : F...}T ( -- )      : F...}T ( -- )
         FDEPTH START-FDEPTH @ = 0= IF          FCURSOR @ START-FDEPTH @ + ACTUAL-FDEPTH @ <> IF
             S" WRONG NUMBER OF FP RESULTS" ERROR              S" NUMBER OF FLOAT RESULTS BEFORE '->' DOES NOT MATCH ...}T SPECIFICATION: " ERROR
         THEN          ELSE FDEPTH START-FDEPTH @ = 0= IF
         FCURSOR @ ACTUAL-FDEPTH @ <> IF              S" NUMBER OF FLOAT RESULTS BEFORE AND AFTER '->' DOES NOT MATCH: " ERROR
             S" WRONG NUMBER OF FP RESULTS" ERROR          THEN THEN ;
         THEN ;  
           
     : FTESTER ( R -- )      : FTESTER ( R -- )
         FDEPTH 0= ACTUAL-FDEPTH @ FCURSOR @ 1+ < OR IF          FDEPTH 0= ACTUAL-FDEPTH @ FCURSOR @ START-FDEPTH @ + 1+ < OR IF
             S" WRONG NUMBER OF FP RESULTS: " ERROR EXIT              S" NUMBER OF FLOAT RESULTS AFTER '->' BELOW ...}T SPECIFICATION: " ERROR 
         THEN          ELSE ACTUAL-FRESULTS FCURSOR @ FLOATS + F@ FCONF= 0= IF
         ACTUAL-FRESULTS FCURSOR @ FLOATS + F@ FCONF= 0= IF  
             S" INCORRECT FP RESULT: " ERROR              S" INCORRECT FP RESULT: " ERROR
         THEN          THEN THEN
         1 FCURSOR +! ;          1 FCURSOR +! ;
                   
 [ELSE]  [ELSE]
Line 205  HAS-FLOATING-STACK [IF] Line 213  HAS-FLOATING-STACK [IF]
     : F} ;      : F} ;
     : F...}T ;      : F...}T ;
   
       HAS-FLOATING [IF]
       DECIMAL
     : COMPUTE-CELLS-PER-FP ( -- U )      : COMPUTE-CELLS-PER-FP ( -- U )
         DEPTH 0E DEPTH >R FDROP R> SWAP - ;          DEPTH 0E DEPTH 1- >R FDROP R> SWAP - ;
       HEX
   
     COMPUTE-CELLS-PER-FP CONSTANT CELLS-PER-FP      COMPUTE-CELLS-PER-FP CONSTANT CELLS-PER-FP
       
     : FTESTER ( R -- )      : FTESTER ( R -- )
         DEPTH CELLS-PER-FP < ACTUAL-DEPTH @ XCURSOR @ CELLS-PER-FP + < OR IF          DEPTH CELLS-PER-FP < ACTUAL-DEPTH @ XCURSOR @ START-DEPTH @ + CELLS-PER-FP + < OR IF
             S" WRONG NUMBER OF RESULTS: " ERROR EXIT              S" NUMBER OF RESULTS AFTER '->' BELOW ...}T SPECIFICATION: " ERROR EXIT
         THEN          ELSE ACTUAL-RESULTS XCURSOR @ CELLS + F@ FCONF= 0= IF
         ACTUAL-RESULTS XCURSOR @ CELLS + F@ FCONF= 0= IF  
             S" INCORRECT FP RESULT: " ERROR              S" INCORRECT FP RESULT: " ERROR
         THEN          THEN THEN
         CELLS-PER-FP XCURSOR +! ;          CELLS-PER-FP XCURSOR +! ;
  [THEN]          [THEN]
   [THEN]    
   
 : EMPTY-STACK   \ ( ... -- ) EMPTY STACK: HANDLES UNDERFLOWED STACK TOO.  : EMPTY-STACK   \ ( ... -- ) EMPTY STACK: HANDLES UNDERFLOWED STACK TOO.
     DEPTH START-DEPTH @ < IF      DEPTH START-DEPTH @ < IF
Line 238  HAS-FLOATING-STACK [IF] Line 249  HAS-FLOATING-STACK [IF]
 ' ERROR1 ERROR-XT !  ' ERROR1 ERROR-XT !
   
 : T{            \ ( -- ) SYNTACTIC SUGAR.  : T{            \ ( -- ) SYNTACTIC SUGAR.
    DEPTH START-DEPTH ! F{ ;     DEPTH START-DEPTH ! 0 XCURSOR ! F{ ;
   
 : ->            \ ( ... -- ) RECORD DEPTH AND CONTENT OF STACK.  : ->            \ ( ... -- ) RECORD DEPTH AND CONTENT OF STACK.
    DEPTH DUP ACTUAL-DEPTH !             \ RECORD DEPTH     DEPTH DUP ACTUAL-DEPTH !             \ RECORD DEPTH
    START-DEPTH @ > IF           \ IF THERE IS SOMETHING ON STACK     START-DEPTH @ > IF           \ IF THERE IS SOMETHING ON STACK
        DEPTH START-DEPTH @ DO ACTUAL-RESULTS I CELLS + ! LOOP \ SAVE THEM         DEPTH START-DEPTH @ - 0 DO ACTUAL-RESULTS I CELLS + ! LOOP \ SAVE THEM
    THEN     THEN
    F-> ;     F-> ;
   
Line 251  HAS-FLOATING-STACK [IF] Line 262  HAS-FLOATING-STACK [IF]
                 \ (ACTUAL) CONTENTS.                  \ (ACTUAL) CONTENTS.
    DEPTH ACTUAL-DEPTH @ = IF            \ IF DEPTHS MATCH     DEPTH ACTUAL-DEPTH @ = IF            \ IF DEPTHS MATCH
       DEPTH START-DEPTH @ > IF          \ IF THERE IS SOMETHING ON THE STACK        DEPTH START-DEPTH @ > IF          \ IF THERE IS SOMETHING ON THE STACK
          DEPTH START-DEPTH @ DO         \ FOR EACH STACK ITEM           DEPTH START-DEPTH @ - 0 DO     \ FOR EACH STACK ITEM
             ACTUAL-RESULTS I CELLS + @  \ COMPARE ACTUAL WITH EXPECTED              ACTUAL-RESULTS I CELLS + @  \ COMPARE ACTUAL WITH EXPECTED
             <> IF S" INCORRECT RESULT: " ERROR LEAVE THEN              <> IF S" INCORRECT RESULT: " ERROR LEAVE THEN
          LOOP           LOOP
Line 262  HAS-FLOATING-STACK [IF] Line 273  HAS-FLOATING-STACK [IF]
    F} ;     F} ;
   
 : ...}T ( -- )  : ...}T ( -- )
     DEPTH START-DEPTH @ = 0= IF      XCURSOR @ START-DEPTH @ + ACTUAL-DEPTH @ <> IF
         S" WRONG NUMBER OF RESULTS" ERROR          S" NUMBER OF CELL RESULTS BEFORE '->' DOES NOT MATCH ...}T SPECIFICATION: " ERROR
     THEN      ELSE DEPTH START-DEPTH @ = 0= IF
     XCURSOR @ ACTUAL-DEPTH @ <> IF          S" NUMBER OF CELL RESULTS BEFORE AND AFTER '->' DOES NOT MATCH: " ERROR
         S" WRONG NUMBER OF RESULTS" ERROR      THEN THEN
     THEN  
     F...}T ;      F...}T ;
   
 : XTESTER ( X -- )  : XTESTER ( X -- )
     DEPTH 0= ACTUAL-DEPTH @ XCURSOR @ 1+ < OR IF      DEPTH 0= ACTUAL-DEPTH @ XCURSOR @ START-DEPTH @ + 1+ < OR IF
         S" WRONG NUMBER OF RESULTS: " ERROR EXIT          S" NUMBER OF CELL RESULTS AFTER '->' BELOW ...}T SPECIFICATION: " ERROR EXIT
     THEN      ELSE ACTUAL-RESULTS XCURSOR @ CELLS + @ <> IF
     ACTUAL-RESULTS XCURSOR @ CELLS + @ <> IF  
         S" INCORRECT CELL RESULT: " ERROR          S" INCORRECT CELL RESULT: " ERROR
     THEN      THEN THEN
     1 XCURSOR +! ;      1 XCURSOR +! ;
   
 : X}T XTESTER ...}T ;  : X}T XTESTER ...}T ;
 : R}T FTESTER ...}T ;  
 : XX}T XTESTER XTESTER ...}T ;  : XX}T XTESTER XTESTER ...}T ;
   : XXX}T XTESTER XTESTER XTESTER ...}T ;
   : XXXX}T XTESTER XTESTER XTESTER XTESTER ...}T ;
   
   HAS-FLOATING [IF]
   : R}T FTESTER ...}T ;
 : XR}T FTESTER XTESTER ...}T ;  : XR}T FTESTER XTESTER ...}T ;
 : RX}T XTESTER FTESTER ...}T ;  : RX}T XTESTER FTESTER ...}T ;
 : RR}T FTESTER FTESTER ...}T ;  : RR}T FTESTER FTESTER ...}T ;
 : XXX}T XTESTER XTESTER XTESTER ...}T ;  
 : XXR}T FTESTER XTESTER XTESTER ...}T ;  : XXR}T FTESTER XTESTER XTESTER ...}T ;
 : XRX}T XTESTER FTESTER XTESTER ...}T ;  : XRX}T XTESTER FTESTER XTESTER ...}T ;
 : XRR}T FTESTER FTESTER XTESTER ...}T ;  : XRR}T FTESTER FTESTER XTESTER ...}T ;
Line 293  HAS-FLOATING-STACK [IF] Line 305  HAS-FLOATING-STACK [IF]
 : RXR}T FTESTER XTESTER FTESTER ...}T ;  : RXR}T FTESTER XTESTER FTESTER ...}T ;
 : RRX}T XTESTER FTESTER FTESTER ...}T ;  : RRX}T XTESTER FTESTER FTESTER ...}T ;
 : RRR}T FTESTER FTESTER FTESTER ...}T ;  : RRR}T FTESTER FTESTER FTESTER ...}T ;
 : XXXX}T XTESTER XTESTER XTESTER XTESTER ...}T ;  
 : XXXR}T FTESTER XTESTER XTESTER XTESTER ...}T ;  : XXXR}T FTESTER XTESTER XTESTER XTESTER ...}T ;
 : XXRX}T XTESTER FTESTER XTESTER XTESTER ...}T ;  : XXRX}T XTESTER FTESTER XTESTER XTESTER ...}T ;
 : XXRR}T FTESTER FTESTER XTESTER XTESTER ...}T ;  : XXRR}T FTESTER FTESTER XTESTER XTESTER ...}T ;
Line 309  HAS-FLOATING-STACK [IF] Line 320  HAS-FLOATING-STACK [IF]
 : RRXR}T FTESTER XTESTER FTESTER FTESTER ...}T ;  : RRXR}T FTESTER XTESTER FTESTER FTESTER ...}T ;
 : RRRX}T XTESTER FTESTER FTESTER FTESTER ...}T ;  : RRRX}T XTESTER FTESTER FTESTER FTESTER ...}T ;
 : RRRR}T FTESTER FTESTER FTESTER FTESTER ...}T ;  : RRRR}T FTESTER FTESTER FTESTER FTESTER ...}T ;
   [THEN]
   
 : TESTING       \ ( -- ) TALKING COMMENT.  : TESTING       \ ( -- ) TALKING COMMENT.
    SOURCE VERBOSE @     SOURCE VERBOSE @
    IF DUP >R TYPE CR R> >IN !     IF DUP >R TYPE CR R> >IN !
    ELSE >IN ! DROP     ELSE >IN ! DROP
    THEN ;     THEN ;
   
   BASE !

Removed from v.1.1  
changed lines
  Added in v.1.12


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