gdb/testsuite/gdb.base/paginate-bg-execution.exp

   1 # Copyright (C) 2014-2019 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 # A collection of tests related to running execution commands directly
  17 # from the command line, with "-ex".
  18
  19 standard_testfile
  20
  21 if {[build_executable "failed to prepare" $testfile $srcfile debug] == -1} {
  22     return -1
  23 }
  24
  25 # Check that we handle pagination correctly when it triggers due to an
  26 # background execution command entered directly on the command line.
  27
  28 proc test_bg_execution_pagination_return {} {
  29     global binfile
  30     global pagination_prompt
  31
  32     with_test_prefix "paginate" {
  33         clean_restart $binfile
  34
  35         if ![runto_main] then {
  36             fail "can't run to main"
  37             return 0
  38         }
  39
  40         gdb_test "b after_sleep"
  41
  42         gdb_test_no_output "set height 2"
  43
  44         gdb_test "continue&" "Continuing\."
  45
  46         set test "pagination handled, breakpoint hit"
  47         set saw_pagination_prompt 0
  48         gdb_test_multiple "" $test {
  49             -re "$pagination_prompt$" {
  50                 set saw_pagination_prompt 1
  51                 send_gdb "\n"
  52                 exp_continue
  53             }
  54             -re "after sleep\[^\r\n\]+\r\n$" {
  55                 gdb_assert $saw_pagination_prompt $test
  56             }
  57         }
  58
  59         # GDB used to crash here.
  60         gdb_test "p 1" " = 1" "GDB accepts further input"
  61
  62         # In case the board file wants to send further commands.
  63         gdb_test_no_output "set height unlimited"
  64     }
  65 }
  66
  67 # Check that we handle canceling pagination correctly when it triggers
  68 # due to a background execution command entered directly on the
  69 # command line.
  70
  71 proc test_bg_execution_pagination_cancel { how } {
  72     global binfile
  73     global gdb_prompt pagination_prompt
  74
  75     with_test_prefix "cancel with $how" {
  76         clean_restart $binfile
  77
  78         if ![runto_main] then {
  79             fail "can't run to main"
  80             return 0
  81         }
  82
  83         gdb_test "b after_sleep"
  84
  85         gdb_test_no_output "set height 2"
  86
  87         gdb_test "continue&" "Continuing\."
  88
  89         set test "continue& paginates"
  90         gdb_test_multiple "" $test {
  91             -re "$pagination_prompt$" {
  92                 pass $test
  93             }
  94         }
  95
  96         set test "cancel pagination"
  97         if { $how == "ctrl-c" } {
  98             send_gdb "\003"
  99         } else {
 100             send_gdb "q\n"
 101
 102         }
 103         gdb_test_multiple "" $test {
 104             -re "Quit\r\n$gdb_prompt $" {
 105                 pass $test
 106             }
 107         }
 108
 109         gdb_test "p 1" " = 1" "GDB accepts further input"
 110
 111         # In case the board file wants to send further commands.
 112         gdb_test_no_output "set height unlimited"
 113     }
 114 }
 115
 116 test_bg_execution_pagination_return
 117 if ![target_info exists gdb,nointerrupts] {
 118     test_bg_execution_pagination_cancel "ctrl-c"
 119 }
 120 test_bg_execution_pagination_cancel "quit"