gdb/testsuite/gdb.base/complete-empty.exp

   1 # Copyright 2017-2023 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This file is part of the gdb testsuite.
  17
  18 load_lib completion-support.exp
  19
  20 gdb_exit
  21 gdb_start
  22
  23 # Tests below are about tab-completion, which doesn't work if readline
  24 # library isn't used.  Check it first.
  25
  26 if { ![readline_is_used] } {
  27     untested "no tab completion support without readline"
  28     return -1
  29 }
  30
  31 # Start of tests.
  32
  33 # Test TAB with no input.
  34 proc_with_prefix empty-input-line {} {
  35     # Set max-completions to 1 to avoid having to hardcode a set of
  36     # command names.
  37     gdb_test_no_output "set max-completions 1"
  38
  39     # Given the completion limit, this completes to the command with
  40     # the lowest alphanumeric sort, which is, and is likely to remain,
  41     # "!".
  42     test_gdb_complete_unique "" "!" " " 1
  43
  44     # Same, but with some leading whitespace.
  45     test_gdb_complete_unique "   " "   !" " " 1
  46 }
  47
  48 proc test_driver {} {
  49     empty-input-line
  50 }
  51
  52 test_driver