tests/array20.sub

   1 #   This program is free software: you can redistribute it and/or modify
   2 #   it under the terms of the GNU General Public License as published by
   3 #   the Free Software Foundation, either version 3 of the License, or
   4 #   (at your option) any later version.
   5 #
   6 #   This program is distributed in the hope that it will be useful,
   7 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 #   GNU General Public License for more details.
  10 #
  11 #   You should have received a copy of the GNU General Public License
  12 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  13 #
  14 # tests to make sure that $* and ${array[*]} expand consistently in `list'
  15 # and `scalar' contexts
  16
  17 arr=(a b c)
  18 IFS=+
  19
  20 # these two should both expand to `+' separated strings
  21 a=${arr[*]} ; echo "$a"
  22 b=${arr[*]/a/x}; echo "$b"
  23
  24 set -- a b c
  25
  26 # these two should both expand to `+' separated strings
  27 a=${*} ; echo "$a"
  28 b=${*/a/x}; echo "$b"
  29
  30 # these two should both expand to `+' separated strings and it should handle
  31 # characters in IFS as chars in the string
  32 unset a b
  33
  34 set -- 'a+b' 'c+d' 'e+f'
  35 a=${*} ; recho "$a"
  36 b=${*/a/x}; recho "$b"
  37
  38 # now let's make sure that @ always uses space separators even in contexts
  39 # where we don't do word splitting
  40 set -- a b c
  41 a=${@} ; echo "$a"
  42 b=${@/a/x}; echo "$b"
  43
  44 unset a b
  45
  46 a=${arr[@]} ; echo "$a"
  47 b=${arr[@]/a/x}; echo "$b"