examples/c/reccalc/reccalc.test

   1 #! /bin/sh
   2
   3 # Copyright (C) 2018-2021 Free Software Foundation, Inc.
   4 #
   5 # This program is free software: you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  17
  18 (seq 0) >/dev/null 2>&1 || skip "gimme one seq"
  19
  20 cat >input <<EOF
  21 1+2*3
  22 EOF
  23 run 0 '7'
  24
  25 cat >input <<EOF
  26 (1+2) * 3
  27 EOF
  28 run 0 '9'
  29 run -noerr 0 '9' -p
  30
  31 cat >input <<EOF
  32 (((1)+(2))*((3)+(4)))
  33 EOF
  34 run 0 '21'
  35
  36 # Some really deep computation.
  37 # for 4, gives 4 + (3 + (2 + (1 + (- (4 * (4 + 1)) / 2)))).
  38 n=100
  39 for i in $(seq 0 $n)
  40 do
  41     if [ "$i" -eq 0 ]; then
  42         input="- ($n * ($n + 1)) / 2"
  43     else
  44         input="$i + ($input)"
  45     fi
  46 done
  47 echo "$input" > input
  48 run 0 '0'
  49
  50 cat >input <<EOF
  51 () + ()
  52 EOF
  53 run 1 'err: syntax error, unexpected end-of-file, expecting + or - or number or string'
  54
  55 cat >input <<EOF
  56 1 + $
  57 EOF
  58 run 1 'err: syntax error, invalid character: $
  59 err: syntax error, unexpected end-of-line, expecting + or - or number or string'