gdb/testsuite/gdb.python/py-prettyprint.exp

   1 # Copyright (C) 2008, 2009 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.  It tests Python-based
  17 # pretty-printing for the CLI.
  18
  19 if $tracelevel then {
  20     strace $tracelevel
  21 }
  22
  23 set testfile "py-prettyprint"
  24 set srcfile ${testfile}.c
  25 set binfile ${objdir}/${subdir}/${testfile}
  26
  27 # Start with a fresh gdb.
  28 gdb_exit
  29 gdb_start
  30 gdb_test_multiple "python print 'hello, world!'" "verify python support" {
  31     -re "not supported.*$gdb_prompt $"  {
  32       unsupported "python support is disabled"
  33       return -1
  34     }
  35     -re "$gdb_prompt $" {}
  36 }
  37
  38 # Run a command in GDB, and report a failure if a Python exception is thrown.
  39 # If report_pass is true, report a pass if no exception is thrown.
  40 proc gdb_py_test_silent_cmd {cmd name report_pass} {
  41   global gdb_prompt
  42
  43   gdb_test_multiple $cmd $name {
  44       -re "Traceback.*$gdb_prompt $"  { fail $name }
  45       -re "$gdb_prompt $"             { if $report_pass { pass $name } }
  46   }
  47 }
  48
  49 proc run_lang_tests {lang} {
  50     global srcdir subdir srcfile binfile testfile hex
  51     if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable "debug $lang"] != "" } {
  52         untested "Couldn't compile ${srcfile} in $lang mode"
  53         return -1
  54     }
  55
  56     set nl "\[\r\n\]+"
  57
  58     # Start with a fresh gdb.
  59     gdb_exit
  60     gdb_start
  61     gdb_reinitialize_dir $srcdir/$subdir
  62     gdb_load ${binfile}
  63
  64
  65     if ![runto_main ] then {
  66         perror "couldn't run to breakpoint"
  67         return
  68     }
  69
  70     gdb_test "set print pretty on" ""
  71
  72     gdb_test "b [gdb_get_line_number {break to inspect} ${testfile}.c ]" \
  73         ".*Breakpoint.*"
  74     gdb_test "continue" ".*Breakpoint.*"
  75
  76     set remote_python_file [remote_download host ${srcdir}/${subdir}/${testfile}.py]
  77
  78     gdb_test "python execfile ('${remote_python_file}')" ""
  79
  80     gdb_test "print ss" " = a=< a=<1> b=<$hex>> b=< a=<2> b=<$hex>>"
  81     gdb_test "print ssa\[1\]" " = a=< a=<5> b=<$hex>> b=< a=<6> b=<$hex>>"
  82     gdb_test "print ssa" " = {a=< a=<3> b=<$hex>> b=< a=<4> b=<$hex>>, a=< a=<5> b=<$hex>> b=< a=<6> b=<$hex>>}"
  83
  84     if {$lang == "c++"} {
  85         gdb_test "print cps" "=  a=<8> b=<$hex>"
  86         gdb_test "print cpss" " = {$nl *zss = 9, *$nl *s =  a=<10> b=<$hex>$nl}"
  87         gdb_test "print cpssa\[0\]" " = {$nl *zss = 11, *$nl *s =  a=<12> b=<$hex>$nl}"
  88         gdb_test "print cpssa\[1\]" " = {$nl *zss = 13, *$nl *s =  a=<14> b=<$hex>$nl}"
  89         gdb_test "print cpssa" " = {{$nl *zss = 11, *$nl *s =  a=<12> b=<$hex>$nl *}, {$nl *zss = 13, *$nl *s =  a=<14> b=<$hex>$nl *}}"
  90         gdb_test "print sss" "= a=<15> b=< a=<8> b=<$hex>>"
  91         gdb_test "print ref" "= a=<15> b=< a=<8> b=<$hex>>"
  92         gdb_test "print derived" \
  93             " = \{.*<Vbase1> = pp class name: Vbase1.*<Vbase2> = \{.*<VirtualTest> = pp value variable is: 1,.*members of Vbase2:.*_vptr.Vbase2 = $hex.*<Vbase3> = \{.*members of Vbase3.*members of Derived:.*value = 2.*"
  94         gdb_test "print ns " "\"embedded\\\\000null\\\\000string\""
  95         gdb_py_test_silent_cmd "set print elements 3" "" 1
  96         gdb_test "print ns" "emb\.\.\.."
  97         gdb_py_test_silent_cmd "set print elements 10" "" 1
  98         gdb_test "print ns" "embedded\\\\000n\.\.\.."
  99         gdb_py_test_silent_cmd "set print elements 200" "" 1
 100     }
 101
 102     gdb_test "print x" " = $hex \"this is x\""
 103     gdb_test "print cstring" " = $hex \"const string\""
 104
 105     gdb_test "print c" " = container $hex \"container\" with 2 elements = {$nl *.0. = 23,$nl *.1. = 72$nl}"
 106
 107     gdb_test "continue" "Program exited normally\."
 108
 109     remote_file host delete ${remote_python_file}
 110 }
 111
 112 run_lang_tests "c"
 113 run_lang_tests "c++"