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

   1 # Copyright (C) 2008, 2009, 2010 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
  31 # Skip all tests if Python scripting is not enabled.
  32 if { [skip_python_tests] } { continue }
  33
  34 # Run a command in GDB, and report a failure if a Python exception is thrown.
  35 # If report_pass is true, report a pass if no exception is thrown.
  36 proc gdb_py_test_silent_cmd {cmd name report_pass} {
  37   global gdb_prompt
  38
  39   gdb_test_multiple $cmd $name {
  40       -re "Traceback.*$gdb_prompt $"  { fail $name }
  41       -re "$gdb_prompt $"             { if $report_pass { pass $name } }
  42   }
  43 }
  44
  45 proc run_lang_tests {lang} {
  46     global srcdir subdir srcfile binfile testfile hex
  47     if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable "debug $lang"] != "" } {
  48         untested "Couldn't compile ${srcfile} in $lang mode"
  49         return -1
  50     }
  51
  52     set nl "\[\r\n\]+"
  53
  54     # Start with a fresh gdb.
  55     gdb_exit
  56     gdb_start
  57     gdb_reinitialize_dir $srcdir/$subdir
  58     gdb_load ${binfile}
  59
  60     if ![runto_main ] then {
  61         perror "couldn't run to breakpoint"
  62         return
  63     }
  64
  65     gdb_test_no_output "set print pretty on"
  66
  67     gdb_test "b [gdb_get_line_number {break to inspect} ${testfile}.c ]" \
  68         ".*Breakpoint.*"
  69     gdb_test "continue" ".*Breakpoint.*"
  70
  71     set remote_python_file [remote_download host ${srcdir}/${subdir}/${testfile}.py]
  72
  73     gdb_test_no_output "python execfile ('${remote_python_file}')"
  74
  75     gdb_test "print ss" " = a=< a=<1> b=<$hex>> b=< a=<2> b=<$hex>>"
  76     gdb_test "print ssa\[1\]" " = a=< a=<5> b=<$hex>> b=< a=<6> b=<$hex>>"
  77     gdb_test "print ssa" " = {a=< a=<3> b=<$hex>> b=< a=<4> b=<$hex>>, a=< a=<5> b=<$hex>> b=< a=<6> b=<$hex>>}"
  78
  79     gdb_test "print arraystruct" " = {$nl *y = 7, *$nl *x = { a=<23> b=<$hex>,  a=<24> b=<$hex>} *$nl *}"
  80
  81     if {$lang == "c++"} {
  82         gdb_test "print cps" "=  a=<8> b=<$hex>"
  83         gdb_test "print cpss" " = {$nl *zss = 9, *$nl *s =  a=<10> b=<$hex>$nl}"
  84         gdb_test "print cpssa\[0\]" " = {$nl *zss = 11, *$nl *s =  a=<12> b=<$hex>$nl}"
  85         gdb_test "print cpssa\[1\]" " = {$nl *zss = 13, *$nl *s =  a=<14> b=<$hex>$nl}"
  86         gdb_test "print cpssa" " = {{$nl *zss = 11, *$nl *s =  a=<12> b=<$hex>$nl *}, {$nl *zss = 13, *$nl *s =  a=<14> b=<$hex>$nl *}}"
  87         gdb_test "print sss" "= a=<15> b=< a=<8> b=<$hex>>"
  88         gdb_test "print ref" "= a=<15> b=< a=<8> b=<$hex>>"
  89         gdb_test "print derived" \
  90             " = \{.*<Vbase1> = pp class name: Vbase1.*<Vbase2> = \{.*<VirtualTest> = pp value variable is: 1,.*members of Vbase2:.*_vptr.Vbase2 = $hex.*<Vbase3> = \{.*members of Vbase3.*members of Derived:.*value = 2.*"
  91         gdb_test "print ns " "\"embedded\\\\000null\\\\000string\""
  92         gdb_py_test_silent_cmd "set print elements 3" "" 1
  93         gdb_test "print ns" "emb\.\.\.."
  94         gdb_py_test_silent_cmd "set print elements 10" "" 1
  95         gdb_test "print ns" "embedded\\\\000n\.\.\.."
  96         gdb_py_test_silent_cmd "set print elements 200" "" 1
  97     }
  98
  99     gdb_test "print x" " = \"this is x\""
 100     gdb_test "print cstring" " = \"const string\""
 101
 102     gdb_test "print estring" "\"embedded x\\\\201\\\\202\\\\203\\\\204\""
 103     gdb_test "print c" " = container \"container\" with 2 elements = {$nl *.0. = 23,$nl *.1. = 72$nl}"
 104
 105     gdb_test "print nstype" " = {$nl *.0. = 7,$nl *.1. = 42$nl}"
 106     gdb_test "continue" "Program exited normally\."
 107
 108     remote_file host delete ${remote_python_file}
 109 }
 110
 111 run_lang_tests "c"
 112 run_lang_tests "c++"
 113
 114 # Run various other tests.
 115
 116 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable "debug"] != "" } {
 117     untested "Couldn't compile ${srcfile}"
 118     return -1
 119 }
 120
 121 # Start with a fresh gdb.
 122 gdb_exit
 123 gdb_start
 124 gdb_reinitialize_dir $srcdir/$subdir
 125 gdb_load ${binfile}
 126
 127 if ![runto_main ] then {
 128     perror "couldn't run to breakpoint"
 129     return
 130 }
 131
 132 gdb_test "b [gdb_get_line_number {break to inspect} ${testfile}.c ]" \
 133     ".*Breakpoint.*"
 134 gdb_test "continue" ".*Breakpoint.*"
 135
 136 set remote_python_file [remote_download host ${srcdir}/${subdir}/${testfile}.py]
 137
 138 gdb_test_no_output "python execfile ('${remote_python_file}')"
 139
 140 gdb_test "print ss" " = a=< a=<1> b=<$hex>> b=< a=<2> b=<$hex>>" \
 141     "print ss enabled #1"
 142
 143 gdb_test_no_output "python disable_lookup_function ()"
 144
 145 gdb_test "print ss" " = {a = {a = 1, b = $hex}, b = {a = 2, b = $hex}}" \
 146     "print ss disabled"
 147
 148 gdb_test_no_output "python enable_lookup_function ()"
 149
 150 gdb_test "print ss" " = a=< a=<1> b=<$hex>> b=< a=<2> b=<$hex>>" \
 151     "print ss enabled #2"
 152
 153 remote_file host delete ${remote_python_file}