| 1 | # Copyright (C) 2010-2014 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 | load_lib gdb-python.exp |
| 20 | |
| 21 | standard_testfile |
| 22 | |
| 23 | if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} { |
| 24 | return -1 |
| 25 | } |
| 26 | |
| 27 | # Skip all tests if Python scripting is not enabled. |
| 28 | if { [skip_python_tests] } { continue } |
| 29 | |
| 30 | # Test looking up a global symbol before we runto_main as this is the |
| 31 | # point where we don't have a current frame, and we don't want to |
| 32 | # require one. |
| 33 | gdb_py_test_silent_cmd "python main_func = gdb.lookup_global_symbol(\"main\")" "Lookup main" 1 |
| 34 | gdb_test "python print (main_func.is_function)" "True" "Test main_func.is_function" |
| 35 | gdb_test "python print (gdb.lookup_global_symbol(\"junk\"))" "None" "Test lookup_global_symbol(\"junk\")" |
| 36 | |
| 37 | gdb_test "python print (gdb.lookup_global_symbol('main').value())" "$hex .main." \ |
| 38 | "print value of main" |
| 39 | |
| 40 | set qq_line [gdb_get_line_number "line of qq"] |
| 41 | gdb_test "python print (gdb.lookup_global_symbol('qq').line)" "$qq_line" \ |
| 42 | "print line number of qq" |
| 43 | |
| 44 | gdb_test "python print (gdb.lookup_global_symbol('qq').value())" "72" \ |
| 45 | "print value of qq" |
| 46 | |
| 47 | gdb_test "python print (gdb.lookup_global_symbol('qq').needs_frame)" \ |
| 48 | "False" \ |
| 49 | "print whether qq needs a frame" |
| 50 | |
| 51 | |
| 52 | if ![runto_main] then { |
| 53 | fail "Can't run to main" |
| 54 | return 0 |
| 55 | } |
| 56 | |
| 57 | global hex decimal |
| 58 | |
| 59 | gdb_breakpoint [gdb_get_line_number "Block break here."] |
| 60 | gdb_continue_to_breakpoint "Block break here." |
| 61 | gdb_py_test_silent_cmd "python frame = gdb.selected_frame()" "Get Frame" 0 |
| 62 | gdb_py_test_silent_cmd "python block = frame.block()" "Get block" 0 |
| 63 | |
| 64 | # Test is_argument attribute. |
| 65 | gdb_py_test_silent_cmd "python arg = gdb.lookup_symbol(\"arg\")" "Get variable arg" 0 |
| 66 | gdb_test "python print (arg\[0\].is_variable)" "False" "Test arg.is_variable" |
| 67 | gdb_test "python print (arg\[0\].is_constant)" "False" "Test arg.is_constant" |
| 68 | gdb_test "python print (arg\[0\].is_argument)" "True" "Test arg.is_argument" |
| 69 | gdb_test "python print (arg\[0\].is_function)" "False" "Test arg.is_function" |
| 70 | |
| 71 | # Test is_function attribute. |
| 72 | gdb_py_test_silent_cmd "python func = block.function" "Get block function" 0 |
| 73 | gdb_test "python print (func.is_variable)" "False" "Test func.is_variable" |
| 74 | gdb_test "python print (func.is_constant)" "False" "Test func.is_constant" |
| 75 | gdb_test "python print (func.is_argument)" "False" "Test func.is_argument" |
| 76 | gdb_test "python print (func.is_function)" "True" "Test func.is_function" |
| 77 | |
| 78 | # Test attributes of func. |
| 79 | gdb_test "python print (func.name)" "func" "Test func.name" |
| 80 | gdb_test "python print (func.print_name)" "func" "Test func.print_name" |
| 81 | gdb_test "python print (func.linkage_name)" "func" "Test func.linkage_name" |
| 82 | gdb_test "python print (func.addr_class == gdb.SYMBOL_LOC_BLOCK)" "True" "Test func.addr_class" |
| 83 | |
| 84 | gdb_breakpoint [gdb_get_line_number "Break at end."] |
| 85 | gdb_continue_to_breakpoint "Break at end for variable a" ".*Break at end.*" |
| 86 | gdb_py_test_silent_cmd "python frame = gdb.selected_frame()" "Get Frame" 0 |
| 87 | |
| 88 | # Test is_variable attribute. |
| 89 | gdb_py_test_silent_cmd "python a = gdb.lookup_symbol(\'a\')" "Get variable a" 0 |
| 90 | gdb_test "python print (a\[0\].is_variable)" "True" "Test a.is_variable" |
| 91 | gdb_test "python print (a\[0\].is_constant)" "False" "Test a.is_constant" |
| 92 | gdb_test "python print (a\[0\].is_argument)" "False" "Test a.is_argument" |
| 93 | gdb_test "python print (a\[0\].is_function)" "False" "Test a.is_function" |
| 94 | |
| 95 | # Test attributes of a. |
| 96 | gdb_test "python print (a\[0\].addr_class == gdb.SYMBOL_LOC_COMPUTED)" "True" "Test a.addr_class" |
| 97 | |
| 98 | gdb_test "python print (a\[0\].value())" \ |
| 99 | "symbol requires a frame to compute its value.*"\ |
| 100 | "try to print value of a without a frame" |
| 101 | gdb_test "python print (a\[0\].value(frame))" "0" \ |
| 102 | "print value of a" |
| 103 | gdb_test "python print (a\[0\].needs_frame)" "True" \ |
| 104 | "print whether a needs a frame" |
| 105 | |
| 106 | # Test is_constant attribute |
| 107 | gdb_py_test_silent_cmd "python t = gdb.lookup_symbol(\"one\")" "Get constant t" 0 |
| 108 | gdb_test "python print (t\[0\].is_variable)" "False" "Test t.is_variable" |
| 109 | gdb_test "python print (t\[0\].is_constant)" "True" "Test t.is_constant" |
| 110 | gdb_test "python print (t\[0\].is_argument)" "False" "Test t.is_argument" |
| 111 | gdb_test "python print (t\[0\].is_function)" "False" "Test t.is_function" |
| 112 | |
| 113 | # Test attributes of t. |
| 114 | gdb_test "python print (t\[0\].addr_class == gdb.SYMBOL_LOC_CONST)" "True" "Test t.addr_class" |
| 115 | |
| 116 | # Test type attribute. |
| 117 | gdb_test "python print (t\[0\].type)" "enum tag" "Get type" |
| 118 | |
| 119 | # Test symtab attribute. |
| 120 | gdb_test "python print (t\[0\].symtab)" "gdb.python/py-symbol.c.*" "Get symtab" |
| 121 | |
| 122 | # C++ tests |
| 123 | # Recompile binary. |
| 124 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}-cxx" executable "debug c++"] != "" } { |
| 125 | untested "Couldn't compile ${srcfile} in c++ mode" |
| 126 | return -1 |
| 127 | } |
| 128 | |
| 129 | # Start with a fresh gdb. |
| 130 | gdb_exit |
| 131 | gdb_start |
| 132 | gdb_reinitialize_dir $srcdir/$subdir |
| 133 | gdb_load ${binfile}-cxx |
| 134 | |
| 135 | if ![runto_main] then { |
| 136 | fail "Can't run to main" |
| 137 | return 0 |
| 138 | } |
| 139 | |
| 140 | gdb_breakpoint [gdb_get_line_number "Break in class."] |
| 141 | gdb_continue_to_breakpoint "Break in class." |
| 142 | |
| 143 | gdb_py_test_silent_cmd "python cplusframe = gdb.selected_frame()" "Get Frame at class" 0 |
| 144 | gdb_py_test_silent_cmd "python cplusfunc = cplusframe.block().function" "Get function at class" 0 |
| 145 | |
| 146 | gdb_test "python print (cplusfunc.is_variable)" \ |
| 147 | "False" "Test cplusfunc.is_variable" |
| 148 | gdb_test "python print (cplusfunc.is_constant)" \ |
| 149 | "False" "Test cplusfunc.is_constant" |
| 150 | gdb_test "python print (cplusfunc.is_argument)" \ |
| 151 | "False" "Test cplusfunc.is_argument" |
| 152 | gdb_test "python print (cplusfunc.is_function)" \ |
| 153 | "True" "Test cplusfunc.is_function" |
| 154 | |
| 155 | gdb_test "python print (cplusfunc.name)" "SimpleClass::valueofi().*" "Test method.name" |
| 156 | gdb_test "python print (cplusfunc.print_name)" "SimpleClass::valueofi().*" "Test method.print_name" |
| 157 | gdb_test "python print (cplusfunc.linkage_name)" "SimpleClass::valueofi().*" "Test method.linkage_name" |
| 158 | gdb_test "python print (cplusfunc.addr_class == gdb.SYMBOL_LOC_BLOCK)" "True" "Test method.addr_class" |
| 159 | |
| 160 | # Test is_valid when the objfile is unloaded. This must be the last |
| 161 | # test as it unloads the object file in GDB. |
| 162 | # Start with a fresh gdb. |
| 163 | clean_restart ${testfile} |
| 164 | if ![runto_main] then { |
| 165 | fail "Cannot run to main." |
| 166 | return 0 |
| 167 | } |
| 168 | |
| 169 | gdb_breakpoint [gdb_get_line_number "Break at end."] |
| 170 | gdb_continue_to_breakpoint "Break at end for symbol validity" ".*Break at end.*" |
| 171 | gdb_py_test_silent_cmd "python a = gdb.lookup_symbol(\'a\')" "Get variable a" 0 |
| 172 | gdb_test "python print (a\[0\].is_valid())" "True" "Test symbol validity" |
| 173 | delete_breakpoints |
| 174 | gdb_unload |
| 175 | gdb_test "python print (a\[0\].is_valid())" "False" "Test symbol non-validity" |
| 176 | gdb_test_no_output "python a = None" "Test symbol destructor" |