1# Copyright (C) 2009-2016 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 mechanism 17# exposing values to Python. 18 19load_lib gdb-python.exp 20 21standard_testfile 22 23if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } { 24 return -1 25} 26 27# Skip all tests if Python scripting is not enabled. 28if { [skip_python_tests] } { continue } 29 30# The following tests require execution. 31 32if ![runto_main] then { 33 fail "Can't run to main" 34 return 0 35} 36 37gdb_breakpoint [gdb_get_line_number "Block break here."] 38gdb_continue_to_breakpoint "Block break here." 39gdb_py_test_silent_cmd "python bf1 = gdb.selected_frame ()" "get frame" 0 40 41# Test Frame.architecture() method. 42gdb_py_test_silent_cmd "python show_arch_str = gdb.execute(\"show architecture\", to_string=True)" "show arch" 0 43gdb_test "python print (bf1.architecture().name() in show_arch_str)" "True" "test Frame.architecture()" 44 45# First test that read_var is unaffected by PR 11036 changes. 46gdb_test "python print (bf1.read_var(\"i\"))" "\"stuff\"" "test i" 47gdb_test "python print (bf1.read_var(\"f\"))" "\"foo\"" "test f" 48gdb_test "python print (bf1.read_var(\"b\"))" "\"bar\"" "test b" 49 50# Test the read_var function in another block other than the current 51# block (in this case, the super block). Test thar read_var is reading 52# the correct variables of i and f but they are the correct value and type. 53gdb_py_test_silent_cmd "python sb = bf1.block().superblock" "get superblock" 0 54gdb_test "python print (bf1.read_var(\"i\", sb))" "1.1.*" "test i = 1.1" 55gdb_test "python print (bf1.read_var(\"i\", sb).type)" "double" "test double i" 56gdb_test "python print (bf1.read_var(\"f\", sb))" "2.2.*" "test f = 2.2" 57gdb_test "python print (bf1.read_var(\"f\", sb).type)" "double" "test double f" 58 59# And again test another outerblock, this time testing "i" is the 60# correct value and type. 61gdb_py_test_silent_cmd "python sb = sb.superblock" "get superblock" 0 62gdb_test "python print (bf1.read_var(\"i\", sb))" "99" "test i = 99" 63gdb_test "python print (bf1.read_var(\"i\", sb).type)" "int" "test int i" 64 65gdb_breakpoint "f2" 66gdb_continue_to_breakpoint "breakpoint at f2" 67gdb_py_test_silent_cmd "python bframe = gdb.selected_frame()" \ 68 "get bottommost frame" 0 69gdb_test "up" ".*" "" 70 71gdb_py_test_silent_cmd "python f1 = gdb.selected_frame ()" "get second frame" 0 72gdb_py_test_silent_cmd "python f0 = f1.newer ()" "get first frame" 0 73 74gdb_test "python print (f1 == gdb.newest_frame())" False \ 75 "selected frame -vs- newest frame" 76gdb_test "python print (bframe == gdb.newest_frame())" True \ 77 "newest frame -vs- newest frame" 78 79gdb_test "python print ('result = %s' % (f0 == f1))" " = False" "test equality comparison (false)" 80gdb_test "python print ('result = %s' % (f0 == f0))" " = True" "test equality comparison (true)" 81gdb_test "python print ('result = %s' % (f0 != f1))" " = True" "test inequality comparison (true)" 82gdb_test "python print ('result = %s' % (f0 != f0))" " = False" "test inequality comparison (false)" 83gdb_test "python print ('result = %s' % f0.is_valid ())" " = True" "test Frame.is_valid" 84gdb_test "python print ('result = %s' % f0.name ())" " = f2" "test Frame.name" 85gdb_test "python print ('result = %s' % (f0.type () == gdb.NORMAL_FRAME))" " = True" "test Frame.type" 86gdb_test "python print ('result = %s' % (f0.unwind_stop_reason () == gdb.FRAME_UNWIND_NO_REASON))" " = True" "test Frame.type" 87gdb_test "python print ('result = %s' % gdb.frame_stop_reason_string (gdb.FRAME_UNWIND_INNER_ID))" " = previous frame inner to this frame \\(corrupt stack\\?\\)" "test gdb.frame_stop_reason_string" 88gdb_test "python print ('result = %s' % f0.pc ())" " = \[0-9\]+" "test Frame.pc" 89gdb_test "python print ('result = %s' % (f0.older () == f1))" " = True" "test Frame.older" 90gdb_test "python print ('result = %s' % (f1.newer () == f0))" " = True" "test Frame.newer" 91gdb_test "python print ('result = %s' % f0.read_var ('variable_which_surely_doesnt_exist'))" \ 92 "ValueError: Variable 'variable_which_surely_doesnt_exist' not found.*Error while executing Python code." \ 93 "test Frame.read_var - error" 94gdb_test "python print ('result = %s' % f0.read_var ('a'))" " = 1" "test Frame.read_var - success" 95 96gdb_test "python print ('result = %s' % (gdb.selected_frame () == f1))" " = True" "test gdb.selected_frame" 97 98# Can read SP register. 99gdb_test "python print ('result = %s' % (gdb.selected_frame ().read_register ('sp') == gdb.parse_and_eval ('\$sp')))" \ 100 " = True" \ 101 "test Frame.read_register(sp)" 102 103# PC value obtained via read_register is as expected. 104gdb_test "python print ('result = %s' % (f0.read_register('pc') == f0.pc()))" \ 105 " = True" \ 106 "test Frame.read_register(pc)" 107 108# Test arch-specific register name. 109set pc "" 110if {[is_amd64_regs_target]} { 111 set pc "rip" 112} elseif {[is_x86_like_target]} { 113 set pc "eip" 114} 115if { $pc != "" } { 116 gdb_test "python print ('result = %s' % (f0.read_register('pc') == f0.read_register('$pc')))" \ 117 " = True" \ 118 "test Frame.read_register($pc)" 119} 120