gdb/testsuite/gdb.python/python.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 the mechanism
  17 # exposing values to Python.
  18
  19 if $tracelevel then {
  20     strace $tracelevel
  21 }
  22
  23 # Start with a fresh gdb.
  24
  25 gdb_exit
  26 gdb_start
  27 gdb_reinitialize_dir $srcdir/$subdir
  28
  29 gdb_test_multiple "python print 23" "verify python support" {
  30     -re "not supported.*$gdb_prompt $"  {
  31       unsupported "python support is disabled"
  32
  33       # If Python is not supported, verify that sourcing a python script
  34       # causes an error.
  35       gdb_test "source $srcdir/$subdir/source2.py" "Error in sourced command file:.*"
  36       return -1
  37     }
  38     -re "$gdb_prompt $" {}
  39 }
  40
  41 # Usage: gdb_py_test_multiple NAME INPUT RESULT {INPUT RESULT}...
  42 # Run a test named NAME, consisting of multiple lines of input.
  43 # After each input line INPUT, search for result line RESULT.
  44 # Succeed if all results are seen; fail otherwise.
  45 proc gdb_py_test_multiple {name args} {
  46     global gdb_prompt
  47     foreach {input result} $args {
  48         if {[gdb_test_multiple $input "$name - $input" {
  49             -re "\[\r\n\]*($result)\[\r\n\]+($gdb_prompt | *>)$" {
  50                 pass "$name - $input"
  51             }
  52         }]} {
  53             return 1
  54         }
  55     }
  56     return 0
  57 }
  58
  59 gdb_py_test_multiple "multi-line python command" \
  60   "python" "" \
  61   "print 23" "" \
  62   "end" "23"
  63
  64 gdb_py_test_multiple "show python command" \
  65   "define zzq" "Type commands for definition of .* just \"end\"\\.*" \
  66   "python" "" \
  67   "print 23" "" \
  68   "end" "" \
  69   "end" "" \
  70   "show user zzq" "User command \"zzq\":.*  python.*print 23.*  end"
  71
  72 gdb_py_test_multiple "indented multi-line python command" \
  73   "python" "" \
  74   "def foo ():" "" \
  75   "  print 'hello, world!'" "" \
  76   "foo ()" "" \
  77   "end" "hello, world!"
  78
  79 gdb_test "source $srcdir/$subdir/source2.py" "yes"
  80
  81 gdb_test "python print gdb.current_objfile()" "None"
  82 gdb_test "python print gdb.objfiles()" "\\\[\\\]"
  83
  84 # Test http://bugs.python.org/issue4434 workaround in configure.ac
  85 gdb_test "python import itertools; print 'IMPOR'+'TED'" "IMPORTED" "pythonX.Y/lib-dynload/*.so"
  86
  87 gdb_test_no_output \
  88     "python x = gdb.execute('printf \"%d\", 23', to_string = True)"
  89 gdb_test "python print x" "23"
  90
  91 # Test (no) pagination of the executed command.
  92 gdb_test "show height" {Number of lines gdb thinks are in a page is unlimited\.}
  93 set lines 10
  94 gdb_test_no_output "set height $lines"
  95
  96 set test "verify pagination beforehand"
  97 gdb_test_multiple "python print \"\\n\" * $lines" $test {
  98     -re "---Type <return> to continue, or q <return> to quit---$" {
  99         pass $test
 100     }
 101 }
 102 gdb_test "q" "Quit" "verify pagination beforehand: q"
 103
 104 gdb_test "python if gdb.execute('python print \"\\\\n\" * $lines', to_string=True) == \"\\n\" * [expr $lines + 1]: print \"yes\"" "yes" "gdb.execute does not page"
 105
 106 set test "verify pagination afterwards"
 107 gdb_test_multiple "python print \"\\n\" * $lines" $test {
 108     -re "---Type <return> to continue, or q <return> to quit---$" {
 109         pass $test
 110     }
 111 }
 112 gdb_test "q" "Quit" "verify pagination afterwards: q"