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Annotation of gforth/test/other.fs, revision 1.6

1.1       anton       1: \ various tests, especially for bugs that have been fixed
                      2: 
                      3: \ Copyright (C) 1997 Free Software Foundation, Inc.
                      4: 
                      5: \ This file is part of Gforth.
                      6: 
                      7: \ Gforth is free software; you can redistribute it and/or
                      8: \ modify it under the terms of the GNU General Public License
                      9: \ as published by the Free Software Foundation; either version 2
                     10: \ of the License, or (at your option) any later version.
                     11: 
                     12: \ This program is distributed in the hope that it will be useful,
                     13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
                     14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     15: \ GNU General Public License for more details.
                     16: 
                     17: \ You should have received a copy of the GNU General Public License
                     18: \ along with this program; if not, write to the Free Software
                     19: \ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
                     20: 
                     21: \ combination of marker and locals
                     22: marker foo1
                     23: marker foo2
                     24: foo2
                     25: 
                     26: : bar { xxx yyy } ;
                     27: 
                     28: foo1
                     29: 
                     30: \ locals in an if structure
                     31: : locals-test1
                     32:     lp@ swap
                     33:     if
                     34:        { a } a
                     35:     else
                     36:     endif
                     37:     lp@ <> abort" locals in if error 1" ;
                     38: 
                     39: 0 locals-test1
                     40: 1 locals-test1
                     41: 
                     42: 
                     43: \ recurse and locals
                     44: 
                     45: : fac { n -- n! }
                     46:     n 0>
                     47:     if
                     48:        n 1- recurse n *
                     49:     else
                     50:        1
                     51:     endif ;
                     52: 
                     53: 5 fac 120 <> throw
                     54: 
1.5       anton      55: \ TO and locals
                     56: 
                     57: : locals-test2 ( -- )
                     58:     true dup dup dup { addr1 u1 addr2 u2 -- n }
                     59:     false TO addr1
                     60:     addr1 false <> abort" TO does not work on locals" ;
                     61: locals-test2
                     62: 
                     63: \ multiple reveals (recursive)
                     64: 
                     65: 0
                     66: : xxx recursive ;
                     67: throw \ if the TOS is not 0, throw an error
                     68: 
1.1       anton      69: \ look for primitives
                     70: 
                     71: ' + look 0= throw ( nt )
                     72: s" +" find-name <> throw
                     73: 
                     74: \ represent
                     75: 
                     76: 1e pad 5 represent -1 <> swap 0 <> or swap 1 <> or throw
                     77: 
1.2       anton      78: \ -trailing
                     79: 
                     80: s" a     " 2 /string -trailing throw drop
1.1       anton      81: 
1.3       anton      82: \ convert (has to skip first char)
                     83: 
                     84: 0. s" 123  " drop convert drop 23. d<> throw
                     85: 
1.4       anton      86: \ search
                     87: 
                     88: name abc 2dup name xyza search throw d<> throw
                     89: name b 2dup name abc search throw d<> throw
1.5       anton      90: 
                     91: \ only
                     92: 
                     93: : test-only ( -- )
                     94:     get-order get-current
                     95:     0 set-current
                     96:     only
                     97:     get-current >r
                     98:     set-current set-order
                     99:     r> abort" ONLY sets current" ;
                    100: test-only
1.4       anton     101: 
1.6     ! anton     102: \ create-interpret/compile
        !           103: 
        !           104: : constant ( n "name" -- )
        !           105:     create-interpret/compile
        !           106:     ,
        !           107: interpretation>
        !           108:     @
        !           109: <interpretation
        !           110: compilation>
        !           111:     @ postpone literal
        !           112: <compilation ;
        !           113: 
        !           114: 5 constant five
        !           115: five 5 <> throw
        !           116: : five' five ;
        !           117: five' 5 <> throw
        !           118: 
1.1       anton     119: \ comments across several lines
                    120: 
                    121: ( fjklfjlas;d
                    122: abort" ( does not work across lines"
                    123: )
                    124: 
                    125: s" ( testing ( without delimited by newline in non-files" evaluate
                    126: 
                    127: \ last test!
                    128: \ testing '(' without ')' at end-of-file
                    129: ." expect ``warning: ')' missing''" cr
                    130: (