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

   1 # Copyright 2014-2016 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 debug methods
  17 # feature in the Python extension language.
  18
  19 load_lib gdb-python.exp
  20
  21 if { [skip_cplus_tests] } { continue }
  22
  23 standard_testfile py-xmethods.cc
  24
  25 if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug c++}]} {
  26     return -1
  27 }
  28
  29 # Skip all tests if Python scripting is not enabled.
  30 if { [skip_python_tests] } { continue }
  31
  32 if ![runto_main] {
  33    return -1
  34 }
  35
  36 set xmethods_script [gdb_remote_download host \
  37                      ${srcdir}/${subdir}/${testfile}.py]
  38
  39 gdb_breakpoint [gdb_get_line_number "Break here."]
  40 gdb_continue_to_breakpoint "Break here" ".*Break here.*"
  41
  42 # Tests before loading the debug methods.
  43 gdb_test "p a1 + a2" ".* = 15" "Before: a1 + a2"
  44 gdb_test "p a_plus_a" ".* = 1" "Before: a_plus_a 1"
  45
  46 gdb_test "p a2 - a1" ".* = 5" "Before: a2 - a1"
  47 gdb_test "p a_minus_a" ".* = 1" "Before: a_minus_a 1"
  48
  49 gdb_test "p b1 - a1" ".* = 25" "Before: b1 - a1"
  50 gdb_test "p a_minus_a" ".* = 2" "Before: a_minus_a 2"
  51
  52 gdb_test "p a1.geta()" ".* = 5" "Before: a1.geta()"
  53 gdb_test "p a_geta" ".* = 1" "Before: a_geta 1"
  54
  55 gdb_test "p ++a1" "No symbol.*" "Before: ++a1"
  56 gdb_test "p a1.getarrayind(5)" "Couldn't find method.*" \
  57   "Before: a1.getarrayind(5)"
  58
  59 gdb_test "p a_ptr->geta()" ".* = 60" "Before: a_ptr->geta()"
  60 gdb_test "p b_geta" ".* = 1" "Before: b_geta 1"
  61
  62 gdb_test "p e.geta()" ".* = 100" "Before: e.geta()"
  63 gdb_test "p a_geta" ".* = 2" "Before: a_geta 2"
  64
  65 # Since g.size_diff operates of sizes of int and float, do not check for
  66 # actual result value as it could be different on different platforms.
  67 gdb_test "p g.size_diff<float>()" ".*" "Before: call g.size_diff<float>()"
  68 gdb_test "p g_size_diff" ".* = 2" "Before: g_size_diff 2"
  69
  70 gdb_test "p g.size_diff<unsigned long>()" "Couldn't find method.*" \
  71   "Before: g.size_diff<unsigned long>()"
  72
  73 gdb_test "p g.size_mul<2>()" ".*" "Before: g.size_mul<2>()"
  74 gdb_test "p g_size_mul" ".* = 2" "Before: g_size_mul 2"
  75
  76 gdb_test "p g.size_mul<5>()" "Couldn't find method.*" \
  77   "Before: g.size_mul<5>()"
  78
  79 gdb_test "p g.mul<double>(2.0)" ".* = 10" "Before: g.mul<double>(2.0)"
  80 gdb_test "p g_mul" ".* = 2" "Before: g_mul 2"
  81
  82 gdb_test "p g.mul<char>('a')" "Couldn't find method.*" \
  83   "Before: g.mul<char>('a')"
  84
  85 # Load the script which adds the debug methods.
  86 gdb_test_no_output "source ${xmethods_script}" "load the script file"
  87
  88 # Tests after loading debug methods.
  89 gdb_test "p a1 + a2" "From Python <A_plus_A>.*15" "After: a1 + a2"
  90
  91 gdb_test "p a2 - a1" ".* = 5" "After: a2 - a1"
  92 gdb_test "p a_minus_a" ".* = 3" "After: a_minus_a 3"
  93
  94 gdb_test "p b1 + a1" "From Python <A_plus_A>.*35" "After: b1 + a1"
  95
  96 gdb_test "p b1 - a1" ".* = 25" "After: b1 - a1"
  97 gdb_test "p a_minus_a" ".* = 4" "After: a_minus_a 4"
  98
  99 gdb_test "p a1.geta()" "From Python <A_geta>.*5" "After: a1.geta()"
 100 gdb_test "p ++a1" "From Python <plus_plus_A>.*6" "After: ++a1"
 101 gdb_test "p a1.getarrayind(5)" "From Python <A_getarrayind>.*5" \
 102   "After: a1.getarrayind(5)"
 103 gdb_test "P a1\[6\]" ".*int &.*6" "After a1\[\]"
 104 gdb_test "P b1\[7\]" ".*const int &.*7" "After b1\[\]"
 105 # Note the following test.  Xmethods on dynamc types are not looked up
 106 # currently.  Hence, even though a_ptr points to a B object, the xmethod
 107 # defined for A objects is invoked.
 108 gdb_test "p a_ptr->geta()" "From Python <A_geta>.*30" "After: a_ptr->geta()"
 109 gdb_test "p e.geta()" "From Python <A_geta>.*100" "After: e.geta()"
 110 gdb_test "p e_ptr->geta()" "From Python <A_geta>.*100" "After: e_ptr->geta()"
 111 gdb_test "p e_ref.geta()" "From Python <A_geta>.*100" "After: e_ref.geta()"
 112 gdb_test "p e.method(10)" "From Python <E_method_int>.* = void" \
 113   "After: e.method(10)"
 114 gdb_test "p e.method('a')" "From Python <E_method_char>.* = void" \
 115   "After: e.method('a')"
 116 gdb_test "p g.size_diff<float>  ()" "From Python G<>::size_diff.*" \
 117   "After: g.size_diff<float>()"
 118 gdb_test "p g.size_diff<  unsigned long  >()" "From Python G<>::size_diff.*" \
 119   "After: g.size_diff<unsigned long>()"
 120 gdb_test "p g.size_mul<2>()" "From Python G<>::size_mul.*" \
 121   "After: g.size_mul<2>()"
 122 gdb_test "p g.size_mul<  5  >()" "From Python G<>::size_mul.*" \
 123   "After: g.size_mul<  5  >()"
 124 gdb_test "p g.mul<double>(2.0)" "From Python G<>::mul.*" \
 125   "After: g.mul<double>(2.0)"
 126 gdb_test "p g.mul<char>('a')" "From Python G<>::mul.*" \
 127 gdb_test "p g_ptr->mul<char>('a')" "From Python G<>::mul.*" \
 128   "After: g_ptr->mul<char>('a')"
 129
 130 # Tests for 'disable/enable xmethod' command.
 131 gdb_test_no_output "disable xmethod progspace G_methods" \
 132   "Disable G_methods"
 133 gdb_test "p g.mul<char>('a')" "Couldn't find method.*" \
 134   "g.mul<char>('a') after disabling G_methods"
 135 gdb_test_no_output "enable xmethod progspace G_methods" \
 136   "Enable G_methods"
 137 gdb_test "p g.mul<char>('a')" "From Python G<>::mul.*" \
 138   "After enabling G_methods"
 139 gdb_test_no_output "disable xmethod progspace G_methods;mul" \
 140   "Disable G_methods;mul"
 141 gdb_test "p g.mul<char>('a')" "Couldn't find method.*" \
 142   "g.mul<char>('a') after disabling G_methods;mul"
 143 gdb_test_no_output "enable xmethod progspace G_methods;mul" \
 144   "Enable G_methods;mul"
 145 gdb_test "p g.mul<char>('a')" "From Python G<>::mul.*" \
 146   "After enabling G_methods;mul"
 147
 148 # Test for 'info xmethods' command
 149 gdb_test "info xmethod global plus" "global.*plus_plus_A" \
 150   "info xmethod global plus 1"
 151 gdb_test_no_output "disable xmethod progspace E_methods;method_int" \
 152   "disable xmethod progspace E_methods;method_int"
 153 gdb_test "info xmethod progspace E_methods;method_int" ".* \\\[disabled\\\]" \
 154   "info xmethod xmethods E_methods;method_int"
 155 gdb_test_no_output "disable xmethod progspace G_methods" "Disable G_methods 2"
 156 gdb_test "info xmethod progspace" ".*G_methods \\\[disabled\\\].*" \
 157   "info xmethod progspace"
 158
 159 # PR 18285
 160 # First make sure both are enabled.
 161 gdb_test_no_output "enable xmethod progspace E_methods;method_char"
 162 gdb_test_no_output "enable xmethod progspace E_methods;method_int"
 163 gdb_test "pt e.method('a')" "type = void"
 164 gdb_test "pt e.method(10)" \
 165     "NotImplementedError.*Error while fetching result type of an xmethod worker defined in Python."