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

   1 # Copyright (C) 2011-2019 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 # This file is part of the GDB testsuite.  It tests the mechanism
  17 # for defining the prompt in Python.
  18
  19 standard_testfile
  20
  21 load_lib gdb-python.exp
  22 load_lib prompt.exp
  23
  24 # Start with a fresh gdb.
  25
  26 gdb_exit
  27 gdb_start
  28 gdb_reinitialize_dir $srcdir/$subdir
  29
  30 # Skip all tests if Python scripting is not enabled.
  31 if { [skip_python_tests] } { continue }
  32 gdb_exit
  33
  34 if {[build_executable $testfile.exp $testfile $srcfile debug] == -1} {
  35     return -1
  36 }
  37
  38 global GDBFLAGS
  39 set saved_gdbflags $GDBFLAGS
  40 set GDBFLAGS [concat $GDBFLAGS " -ex \"set height 0\""]
  41 set GDBFLAGS [concat $GDBFLAGS " -ex \"set width 0\""]
  42 set GDBFLAGS [concat $GDBFLAGS " -ex \"python p = list()\""]
  43 set prompt_func "python def foo(x): global p; p.append(x);  return \'(Foo) \'"
  44 set GDBFLAGS [concat $GDBFLAGS " -ex \"$prompt_func\""]
  45 set GDBFLAGS [concat $GDBFLAGS " -ex \"python gdb.prompt_hook=foo\""]
  46
  47 set tmp_gdbflags $GDBFLAGS
  48 set gdb_prompt_fail $gdb_prompt
  49
  50 global gdb_prompt
  51 # Does not include the space at the end of the prompt.
  52 # gdb_test expects it not to be there.
  53 set gdb_prompt "\[(\]Foo\[)\]"
  54
  55 set GDBFLAGS [concat $tmp_gdbflags " -ex \"set editing on\""]
  56 prompt_gdb_start
  57 gdb_test "python x = len(p); print (gdb.execute(\"show prompt\", to_string = True))" \
  58          ".*prompt is \"$gdb_prompt \".*" \
  59          "show prompt gets the correct result"
  60 gdb_test "python print ('%d %d' % (x, len(p)))" "1 2" \
  61          "retrieving the prompt causes no extra prompt_hook calls"
  62 gdb_test "python print (\"'\" + str(p\[0\]) + \"'\")" "'$gdb_prompt_fail '" \
  63          "prompt_hook argument is default prompt."
  64 gdb_exit
  65
  66
  67 set GDBFLAGS [concat $tmp_gdbflags " -ex \"set editing off\""]
  68 prompt_gdb_start
  69 gdb_test "python x = len(p); print (gdb.execute(\"show prompt\", to_string = True))" \
  70          ".*prompt is \"$gdb_prompt \".*" \
  71          "show prompt gets the correct result 2"
  72 gdb_test "python print ('%d %d' % (x, len(p)))" "1 2" \
  73          "retrieving the prompt causes no extra prompt_hook calls 2"
  74 gdb_test "python print (\"'\" + str(p\[0\]) + \"'\")" "'$gdb_prompt_fail '" \
  75          "prompt_hook argument is default prompt. 2"
  76 gdb_exit
  77
  78 if {![can_spawn_for_attach]} {
  79     set GDBFLAGS $saved_gdbflags
  80     return 0
  81 }
  82
  83 set test_spawn_id [spawn_wait_for_attach $binfile]
  84 set testpid [spawn_id_get_pid $test_spawn_id]
  85
  86 set GDBFLAGS [concat $tmp_gdbflags " -ex \"set pagination off\""]
  87 set GDBFLAGS [concat $GDBFLAGS " -ex \"set editing on\""]
  88 set GDBFLAGS [concat $GDBFLAGS " -ex \"attach $testpid\""]
  89 set GDBFLAGS [concat $GDBFLAGS " -ex \"continue&\""]
  90
  91 # sync_execution = 1 is_running = 1
  92 prompt_gdb_start
  93 gdb_test "python x = len(p); print (gdb.execute(\"show prompt\", to_string = True))" \
  94          ".*prompt is \"$gdb_prompt \".*" \
  95          "show prompt gets the correct result 3"
  96 gdb_test "python print ('%d %d' % (x, len(p)))" "1 2" \
  97          "retrieving the prompt causes no extra prompt_hook calls 3"
  98 gdb_test "python print (\"'\" + str(p\[0\]) + \"'\")" "'$gdb_prompt_fail '" \
  99          "prompt_hook argument is default prompt. 3"
 100 gdb_exit
 101
 102 set GDBFLAGS [concat $tmp_gdbflags " -ex \"set pagination off\""]
 103 set GDBFLAGS [concat $GDBFLAGS " -ex \"set editing on\""]
 104 set GDBFLAGS [concat $GDBFLAGS " -ex \"attach $testpid\""]
 105 set GDBFLAGS [concat $GDBFLAGS " -ex \"interrupt\""]
 106
 107 # sync_execution = 1 is_running = 0
 108 prompt_gdb_start
 109 gdb_test "python x = len(p); print (gdb.execute(\"show prompt\", to_string = True))" \
 110          ".*prompt is \"$gdb_prompt \".*" \
 111          "show prompt gets the correct result 4"
 112 gdb_test "python print ('%d %d' % (x, len(p)))" "1 2" \
 113          "retrieving the prompt causes no extra prompt_hook calls 4"
 114 gdb_test "python print (\"'\" + str(p\[0\]) + \"'\")" "'$gdb_prompt_fail '" \
 115          "prompt_hook argument is default prompt. 4"
 116 gdb_exit
 117
 118 set GDBFLAGS $saved_gdbflags
 119 kill_wait_spawned_process $test_spawn_id
 120 return 0