gdb/testsuite/gdb.ada/set_wstr.exp

   1 # Copyright 2012-2024 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 require allow_ada_tests
  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"]} {
  30   return
  31 }
  32
  33 # Verify that assigning to Nnn (a basic string) works...
  34
  35 gdb_test "print nnn" \
  36          "= \"12345\"" \
  37          "print nnn before assignment"
  38
  39 gdb_test_no_output "set variable nnn := \"qcyom\""
  40
  41 gdb_test "print nnn" \
  42          "= \"qcyom\"" \
  43          "print nnn after assignment"
  44
  45 # Same with Www (a wide string)...
  46
  47 gdb_test "print www" \
  48          "= \"12345\"" \
  49          "print www before assignment"
  50
  51 gdb_test_no_output "set variable www := \"zenrk\""
  52
  53 gdb_test "print www" \
  54          "= \"zenrk\"" \
  55          "print www after assignment"
  56
  57 # Same with Rws (a wide wide string)...
  58
  59 gdb_test "print rws" \
  60          "= \"12345\"" \
  61          "print rws before assignment"
  62
  63 gdb_test_no_output "set variable rws := \"ndhci\""
  64
  65 gdb_test "print rws" \
  66          "= \"ndhci\"" \
  67          "print rws after assignment"
  68
  69 # Also, check that GDB doesn't get tricked if we assign to Www a
  70 # string twice the length of Www.  The debugger should reject the
  71 # assignment, because the array lengths are different (the debugger
  72 # used to get tricked because the array size was the same).
  73
  74 gdb_test "set variable www := \"1#2#3#4#5#\"" \
  75          "cannot assign arrays of different length"
  76
  77 # However, reassigning an array of a different length should work when
  78 # the LHS is a convenience variable.
  79 gdb_test_no_output "set variable \$str := \"1234\""
  80 gdb_test_no_output "set variable \$str := \"12345\""