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

   1 # Copyright (C) 2010-2018 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 py-symbol.c
  22
  23 if {[prepare_for_testing "failed to prepare" $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 if ![runto_main] then {
  31     fail "can't run to main"
  32     return 0
  33 }
  34
  35 global hex decimal
  36
  37 # Setup and get the symbol table.
  38 set line_no [gdb_get_line_number "Block break here."]
  39 gdb_breakpoint $line_no
  40 gdb_continue_to_breakpoint "Block break here."
  41 gdb_py_test_silent_cmd "python frame = gdb.selected_frame()" "Get Frame" 0
  42 gdb_py_test_silent_cmd "python sal = frame.find_sal()" "Get block" 0
  43 gdb_py_test_silent_cmd "python symtab = sal.symtab" "Get block" 0
  44 gdb_py_test_silent_cmd "python global_block = symtab.global_block()" "Get global block" 0
  45 gdb_py_test_silent_cmd "python static_block = symtab.static_block()" "Get static block" 0
  46 gdb_py_test_silent_cmd "python global_symbols = \[\]; static_symbols = \[\]" "Set up symbol name lists" 0
  47 gdb_py_test_silent_cmd "python for sym in global_block: global_symbols.append(sym.name)" "Get global symbol names" 0
  48 gdb_py_test_silent_cmd "python for sym in static_block: static_symbols.append(sym.name)" "Get static symbol names" 0
  49 gdb_py_test_silent_cmd "step" "Step to the next line" 0
  50 gdb_py_test_silent_cmd "python new_pc = gdb.selected_frame().find_sal().pc" "Get new PC" 0
  51
  52 # Test sal.
  53 if { [is_remote host] } {
  54     set py_symbol_c [string_to_regexp $srcfile]
  55     set full_py_symbol_c $py_symbol_c
  56 } else {
  57     set py_symbol_c [string_to_regexp ${srcdir}/${subdir}/${srcfile}]
  58     set full_py_symbol_c [string_to_regexp testsuite/${subdir}/${srcfile}]
  59 }
  60
  61 gdb_test "python print (sal.symtab)" ".*${py_symbol_c}" "test symtab"
  62 gdb_test "python print (sal.pc)" "${decimal}" "test sal.pc"
  63 gdb_test "python print (sal.last == (new_pc - 1))" "True" "test sal.last"
  64 gdb_test "python print (sal.line)" "$line_no" "test sal.line"
  65 gdb_test "python print (sal.is_valid())" "True" "test sal.is_valid"
  66
  67 # Test symbol table.
  68 gdb_test "python print (symtab.filename)" ".*${py_symbol_c}" "test symtab.filename"
  69 gdb_test "python print (symtab.objfile)" "<gdb.Objfile object at ${hex}>" "test symtab.objfile"
  70 gdb_test "python print (symtab.fullname())" ".*${full_py_symbol_c}" "test symtab.fullname"
  71 gdb_test "python print (symtab.is_valid())" "True" "test symtab.is_valid()"
  72 gdb_test "python print (\"qq\" in global_symbols)" "True" "test qq in global symbols"
  73 gdb_test "python print (\"func\" in global_symbols)" "True" "test func in global symbols"
  74 gdb_test "python print (\"main\" in global_symbols)" "True" "test main in global symbols"
  75 gdb_test "python print (\"int\" in static_symbols)" "True" "test int in static symbols"
  76 gdb_test "python print (\"char\" in static_symbols)" "True" "test char in static symbols"
  77 gdb_test "python print (\"simple_struct\" in static_symbols)" "True" "test simple_struct in static symbols"
  78
  79 # Test is_valid when the objfile is unloaded.  This must be the last
  80 # test as it unloads the object file in GDB.
  81 gdb_unload
  82 gdb_test "python print (sal.is_valid())" "False" "test sal.is_valid"
  83 gdb_test "python print (symtab.is_valid())" "False" "test symtab.is_valid()"
  84
  85 gdb_test_no_output "python sal = None" "test sal destructor"
  86 gdb_test_no_output "python symtab = None" "test symtab destructor"