Annotation of gforth/test/gforth.fs, revision 1.9

1.1       anton       1: \ test some gforth extension words
                      2: 
1.8       anton       3: \ Copyright (C) 2003,2004,2005 Free Software Foundation, Inc.
1.1       anton       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., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
                     20: 
                     21: require ./tester.fs
1.9     ! anton      22: decimal
1.1       anton      23: 
                     24: \ f>str-rdp (then f.rdp and f>buf-rdb should also be ok)
                     25: 
                     26: {  12.3456789e 7 3 1 f>str-rdp s"  12.346" str= -> true }
                     27: {  12.3456789e 7 4 1 f>str-rdp s" 12.3457" str= -> true }
                     28: { -12.3456789e 7 4 1 f>str-rdp s" -1.23E1" str= -> true }
                     29: {      0.0996e 7 3 1 f>str-rdp s"   0.100" str= -> true }
                     30: {      0.0996e 7 3 3 f>str-rdp s" 9.96E-2" str= -> true }
                     31: {    999.9994e 7 3 1 f>str-rdp s" 999.999" str= -> true }
                     32: {    999.9996e 7 3 1 f>str-rdp s" 1.000E3" str= -> true }
1.2       anton      33: {       -1e-20 5 2 1 f>str-rdp s" *****"   str= -> true }
1.3       anton      34: 
                     35: \ 0x hex number conversion, or not
                     36: 
                     37: decimal
                     38: { 0x10 -> 16 }
                     39: { 0X10 -> 16 }
                     40: 36 base !
                     41: { 0x10 -> x10 }
                     42: decimal
1.4       anton      43: { 'a' -> 97 }
                     44: { 'A  -> 65 }
1.7       anton      45: { 1. '1 -> 1. 49 }
1.6       anton      46: 
                     47: \ represent has no trailing 0s even for inf and nan
                     48: 
                     49: {  1e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false }
                     50: {  0e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false }
                     51: { -1e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false }
1.9     ! anton      52: 
        !            53: \ gforth now guarantees exceptions in division errors
        !            54: 
        !            55: \ division by zero
        !            56: { 1 0 ' /    catch -> 1 0 -10 }
        !            57: { 1 0 ' mod  catch -> 1 0 -10 }
        !            58: { 1 0 ' /mod catch -> 1 0 -10 }
        !            59: { 1 1 0 ' */mod catch -> 1 1 0 -10 }
        !            60: { 1 1 0 ' */    catch -> 1 1 0 -10 }
        !            61: { 1. 0 ' fm/mod catch -> 1. 0 -10 }
        !            62: { 1. 0 ' sm/rem catch -> 1. 0 -10 }
        !            63: { 1. 0 ' um/mod catch -> 1. 0 -10 }
        !            64: 
        !            65: \ division overflows (might come out as "division by zero" or "overflow")
        !            66: environment-wordlist >order
        !            67: { max-n invert -1 ' /    catch 0= -> max-n invert -1 false }
        !            68: { max-n invert -1 ' mod  catch 0= -> max-n invert -1 false }
        !            69: { max-n invert -1 ' /mod catch 0= -> max-n invert -1 false }
        !            70: { 1 max-n invert -1 ' */     catch 0= -> 1 max-n invert -1 false }
        !            71: { 1 max-n invert -1 ' */mod  catch 0= -> 1 max-n invert -1 false }
        !            72: { max-n invert s>d -1 ' fm/mod catch 0= -> max-n invert s>d -1 false }
        !            73: { max-n invert s>d -1 ' sm/rem catch 0= -> max-n invert s>d -1 false }
        !            74: 
        !            75: { 2 max-n 2/ 1+ 1 ' */    catch 0= -> 2 max-n 2/ 1+ 1 false }
        !            76: { 2 max-n 2/ 1+ 1 ' */mod catch 0= -> 2 max-n 2/ 1+ 1 false }
        !            77: { max-n 0 1. d+ 1 ' fm/mod catch 0= -> max-n 0 1. d+ 1 false }
        !            78: { max-n 0 1. d+ 1 ' sm/rem catch 0= -> max-n 0 1. d+ 1 false }
        !            79: { max-u 0 1. d+ 1 ' um/mod catch 0= -> max-u 0 1. d+ 1 false }
        !            80: 
        !            81: { 1 1 dnegate 2 ' fm/mod catch 0= -> max-u 0 2. d+ dnegate 2 false }
        !            82: { 1 1 dnegate 2 ' sm/rem catch 0= -> -1 max-n invert true }
        !            83: 
        !            84: { 1 1 -2 ' fm/mod catch 0= -> 1 1 -2 false }
        !            85: { 1 1 -2 ' sm/rem catch 0= -> 1 max-n invert true }
        !            86: 
        !            87: { max-u max-n 2/ max-n invert ' fm/mod catch -> -1 max-n invert 0 }
        !            88: { max-u max-n 2/ max-n invert ' sm/rem catch -> max-n max-n negate 0 }
        !            89: 
        !            90: { 0 max-n 2/ 1+ max-n invert ' fm/mod catch -> 0 max-n invert 0 }
        !            91: { 0 max-n 2/ 1+ max-n invert ' sm/rem catch -> 0 max-n invert 0 }
        !            92: 
        !            93: { 1 max-n 2/ 1+ max-n invert ' fm/mod catch 0= -> 1 max-n 2/ 1+ max-n invert false }
        !            94: { 1 max-n 2/ 1+ max-n invert ' sm/rem catch 0= -> 1 max-n invert true }
        !            95: 
        !            96: { 0 max-u -1. d+ max-u ' um/mod catch 0= -> max-u 1- max-u true }
        !            97: { 0 max-u max-u ' um/mod catch 0= -> 0 max-u max-u false }

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