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

   1 # Copyright (C) 2009, 2010, 2011 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 # for defining new GDB commands in Python.
  18
  19 if $tracelevel then {
  20     strace $tracelevel
  21 }
  22
  23 # Usage: gdb_py_test_multiple NAME INPUT RESULT {INPUT RESULT}...
  24 # Run a test named NAME, consisting of multiple lines of input.
  25 # After each input line INPUT, search for result line RESULT.
  26 # Succeed if all results are seen; fail otherwise.
  27 proc gdb_py_test_multiple {name args} {
  28     global gdb_prompt
  29     foreach {input result} $args {
  30         if {[gdb_test_multiple $input "$name - $input" {
  31             -re "\[\r\n\]*($result)\[\r\n\]+($gdb_prompt | *>)$" {
  32                 pass "$name - $input"
  33             }
  34         }]} {
  35             return 1
  36         }
  37     }
  38     return 0
  39 }
  40
  41 # Start with a fresh gdb.
  42
  43 gdb_exit
  44 gdb_start
  45 gdb_reinitialize_dir $srcdir/$subdir
  46
  47 # Skip all tests if Python scripting is not enabled.
  48 if { [skip_python_tests] } { continue }
  49
  50 # Test a simple command.
  51
  52 gdb_py_test_multiple "input simple command" \
  53   "python" "" \
  54   "class test_cmd (gdb.Command):" "" \
  55   "  def __init__ (self):" "" \
  56   "    super (test_cmd, self).__init__ (\"test_cmd\", gdb.COMMAND_OBSCURE)" "" \
  57   "  def invoke (self, arg, from_tty):" "" \
  58   "    print \"test_cmd output, arg = %s\" % arg" "" \
  59   "test_cmd ()" "" \
  60   "end" ""
  61
  62 gdb_test "test_cmd ugh" "test_cmd output, arg = ugh" "call simple command"
  63
  64 # Test a prefix command, and a subcommand within it.
  65
  66 gdb_py_test_multiple "input prefix command" \
  67   "python" "" \
  68   "class prefix_cmd (gdb.Command):" "" \
  69   "  def __init__ (self):" "" \
  70   "    super (prefix_cmd, self).__init__ (\"prefix_cmd\", gdb.COMMAND_OBSCURE, gdb.COMPLETE_NONE, True)" "" \
  71   "  def invoke (self, arg, from_tty):" "" \
  72   "    print \"prefix_cmd output, arg = %s\" % arg" "" \
  73   "prefix_cmd ()" "" \
  74   "end" ""
  75
  76 gdb_test "prefix_cmd ugh" "prefix_cmd output, arg = ugh" "call prefix command"
  77
  78 gdb_py_test_multiple "input subcommand" \
  79   "python" "" \
  80   "class subcmd (gdb.Command):" "" \
  81   "  def __init__ (self):" "" \
  82   "    super (subcmd, self).__init__ (\"prefix_cmd subcmd\", gdb.COMMAND_OBSCURE)" "" \
  83   "  def invoke (self, arg, from_tty):" "" \
  84   "    print \"subcmd output, arg = %s\" % arg" "" \
  85   "subcmd ()" "" \
  86   "end" ""
  87
  88 gdb_test "prefix_cmd subcmd ugh" "subcmd output, arg = ugh" "call subcmd"
  89
  90 # Test prefix command using keyword arguments.
  91
  92 gdb_py_test_multiple "input prefix command, keyword arguments" \
  93   "python" "" \
  94   "class prefix_cmd2 (gdb.Command):" "" \
  95   "  def __init__ (self):" "" \
  96   "    super (prefix_cmd2, self).__init__ (\"prefix_cmd2\", gdb.COMMAND_OBSCURE, prefix = True, completer_class = gdb.COMPLETE_FILENAME)" "" \
  97   "  def invoke (self, arg, from_tty):" "" \
  98   "    print \"prefix_cmd2 output, arg = %s\" % arg" "" \
  99   "prefix_cmd2 ()" "" \
 100   "end" ""
 101
 102 gdb_test "prefix_cmd2 argh" "prefix_cmd2 output, arg = argh" "call prefix command, keyword arguments"
 103
 104 gdb_py_test_multiple "input subcommand under prefix_cmd2" \
 105   "python" "" \
 106   "class subcmd (gdb.Command):" "" \
 107   "  def __init__ (self):" "" \
 108   "    super (subcmd, self).__init__ (\"prefix_cmd2 subcmd\", gdb.COMMAND_OBSCURE)" "" \
 109   "  def invoke (self, arg, from_tty):" "" \
 110   "    print \"subcmd output, arg = %s\" % arg" "" \
 111   "subcmd ()" "" \
 112   "end" ""
 113
 114 gdb_test "prefix_cmd2 subcmd ugh" "subcmd output, arg = ugh" "call subcmd under prefix_cmd2"
 115
 116 # Test a subcommand in an existing GDB prefix.
 117
 118 gdb_py_test_multiple "input new subcommand" \
 119   "python" "" \
 120   "class newsubcmd (gdb.Command):" "" \
 121   "  def __init__ (self):" "" \
 122   "    super (newsubcmd, self).__init__ (\"info newsubcmd\", gdb.COMMAND_OBSCURE)" "" \
 123   "  def invoke (self, arg, from_tty):" "" \
 124   "    print \"newsubcmd output, arg = %s\" % arg" "" \
 125   "newsubcmd ()" "" \
 126   "end" ""
 127
 128 gdb_test "info newsubcmd ugh" "newsubcmd output, arg = ugh" "call newsubcmd"
 129
 130 # Test a command that throws gdb.GdbError.
 131
 132 gdb_py_test_multiple "input command to throw error" \
 133   "python" "" \
 134   "class test_error_cmd (gdb.Command):" "" \
 135   "  def __init__ (self):" "" \
 136   "    super (test_error_cmd, self).__init__ (\"test_error_cmd\", gdb.COMMAND_OBSCURE)" "" \
 137   "  def invoke (self, arg, from_tty):" "" \
 138   "    raise gdb.GdbError ('you lose!')" "" \
 139   "test_error_cmd ()" "" \
 140   "end" ""
 141
 142 gdb_test "test_error_cmd ugh" "you lose!" "call error command"
 143
 144 # Test gdb.string_to_argv.
 145
 146 gdb_test "python print gdb.string_to_argv (\"1 2 3\")" \
 147   {\['1', '2', '3'\]} \
 148   "string_to_argv (\"1 2 3\")"
 149
 150 gdb_test "python print gdb.string_to_argv (\"'1 2' 3\")" \
 151   {\['1 2', '3'\]} \
 152   "string_to_argv (\"'1 2' 3\")"
 153
 154 gdb_test "python print gdb.string_to_argv ('\"1 2\" 3')" \
 155   {\['1 2', '3'\]} \
 156   "string_to_argv ('\"1 2\" 3')"
 157
 158 gdb_test "python print gdb.string_to_argv ('1\\ 2 3')" \
 159   {\['1 2', '3'\]} \
 160     "string_to_argv ('1\\ 2 3')"