gdb/testsuite/gdb.mi/mi2-cli-display.exp

   1 # Copyright 2019-2022 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 # Ensure that CLI "display"s aren't double-emitted in MI mode.
  17
  18 load_lib mi-support.exp
  19 set MIFLAGS "-i=mi2"
  20
  21 if {[mi_gdb_start]} {
  22     return
  23 }
  24
  25 standard_testfile
  26
  27 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  28     untested "failed to compile"
  29     return -1
  30 }
  31
  32 mi_delete_breakpoints
  33 mi_gdb_reinitialize_dir $srcdir/$subdir
  34 mi_gdb_load ${binfile}
  35
  36 mi_runto do_tests
  37
  38 # A helper procedure that checks for the display and the line number,
  39 # and the following *stopped.  X is the expected value of "x" and is
  40 # also used in test names.
  41 proc check_cli_display {x show_source} {
  42     global mi_gdb_prompt
  43
  44     # Now check for the display and the source line.  We don't check
  45     # the source line too closely, since it's not really important
  46     # here, but we do check that the stop happened.
  47     set stop "\\*stopped,reason=.*\r\n$mi_gdb_prompt$"
  48     if {$show_source} {
  49         set src "~\"\[0-9\]+\[^\"\]*\\\\n\"\r\n"
  50     } else {
  51         set src ""
  52     }
  53     set display "~\"1: x = $x\\\\n\"\r\n"
  54     gdb_expect {
  55         -re "^${display}${src}${display}${stop}" {
  56             # This case is the bug: the display is shown twice.
  57             fail "check display and source line x=$x"
  58         }
  59         -re "^${src}${display}${stop}" {
  60             verbose -log "got <<<$expect_out(buffer)>>>"
  61             pass "check display and source line x=$x"
  62         }
  63         -re ".*\r\n$mi_gdb_prompt$" {
  64             verbose -log "got <<<$expect_out(buffer)>>>"
  65             fail "check display and source line x=$x (unexpected output)"
  66         }
  67         timeout {
  68             fail "check display and source line x=$x (timeout)"
  69         }
  70     }
  71 }
  72
  73 mi_gdb_test "display x" \
  74     "&\"display x\\\\n\"\r\n~\"1: x = 23\\\\n\"\r\n\\^done" \
  75     "display x"
  76
  77 if {![mi_send_resuming_command "interpreter-exec console next" next]} {
  78     pass "next"
  79 }
  80 check_cli_display 24 1
  81
  82 # Also check that displays are shown for -exec-next.
  83 if {![mi_send_resuming_command exec-next exec-next]} {
  84     pass "-exec-next"
  85 }
  86 check_cli_display 25 0