gdb/testsuite/gdb.ada/set_wstr.exp

   1 # Copyright 2012-2022 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 load_lib "ada.exp"
  17
  18 if { [skip_ada_tests] } { return -1 }
  19
  20 standard_ada_testfile a
  21
  22 if {[gdb_compile_ada "${srcfile}" "${binfile}" executable [list debug ]] != "" } {
  23   return -1
  24 }
  25
  26 clean_restart ${testfile}
  27
  28 set bp_location [gdb_get_line_number "STOP" ${testdir}/a.adb]
  29 if ![runto "a.adb:$bp_location" ] then {
  30   perror "Couldn't run ${testfile}"
  31   return
  32 }
  33
  34 # Verify that assigning to Nnn (a basic string) works...
  35
  36 gdb_test "print nnn" \
  37          "= \"12345\"" \
  38          "print nnn before assignment"
  39
  40 gdb_test_no_output "set variable nnn := \"qcyom\""
  41
  42 gdb_test "print nnn" \
  43          "= \"qcyom\"" \
  44          "print nnn after assignment"
  45
  46 # Same with Www (a wide string)...
  47
  48 gdb_test "print www" \
  49          "= \"12345\"" \
  50          "print www before assignment"
  51
  52 gdb_test_no_output "set variable www := \"zenrk\""
  53
  54 gdb_test "print www" \
  55          "= \"zenrk\"" \
  56          "print www after assignment"
  57
  58 # Same with Rws (a wide wide string)...
  59
  60 gdb_test "print rws" \
  61          "= \"12345\"" \
  62          "print rws before assignment"
  63
  64 gdb_test_no_output "set variable rws := \"ndhci\""
  65
  66 gdb_test "print rws" \
  67          "= \"ndhci\"" \
  68          "print rws after assignment"
  69
  70 # Also, check that GDB doesn't get tricked if we assign to Www a
  71 # string twice the length of Www.  The debugger should reject the
  72 # assignment, because the array lengths are different (the debugger
  73 # used to get tricked because the array size was the same).
  74
  75 gdb_test "set variable www := \"1#2#3#4#5#\"" \
  76          "cannot assign arrays of different length"
  77
  78 # However, reassigning an array of a different length should work when
  79 # the LHS is a convenience variable.
  80 gdb_test_no_output "set variable \$str := \"1234\""
  81 gdb_test_no_output "set variable \$str := \"12345\""