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

   1 # Copyright (C) 2011-2015 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 program space
  17 # support in Python.
  18
  19 load_lib gdb-python.exp
  20
  21 standard_testfile
  22
  23 if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
  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 set python_error_text "Error while executing Python code\\."
  36
  37 gdb_py_test_silent_cmd "python sym = gdb.lookup_symbol(\"some_var\")" \
  38     "Find a symbol in objfile" 1
  39 gdb_py_test_silent_cmd "python objfile = sym\[0\].symtab.objfile" \
  40     "Get backing object file" 1
  41
  42 gdb_test "python print (objfile.filename)" "${testfile}" \
  43   "Get objfile file name"
  44
  45 gdb_test "python print (gdb.lookup_objfile (\"${testfile}\").filename)" \
  46     "${testfile}"
  47 gdb_test "python print (gdb.lookup_objfile (\"junk\"))" \
  48     "Objfile not found\\.\r\n${python_error_text}"
  49
  50 set binfile_build_id [get_build_id $binfile]
  51 if [string compare $binfile_build_id ""] {
  52     verbose -log "binfile_build_id = $binfile_build_id"
  53     gdb_test "python print (objfile.build_id)" "$binfile_build_id" \
  54     "Get objfile build id"
  55     gdb_test "python print (gdb.lookup_objfile (\"$binfile_build_id\", by_build_id=True).filename)" \
  56         "${testfile}"
  57 } else {
  58     unsupported "build-id is not supported by the compiler"
  59 }
  60
  61 # Other lookup_objfile_by_build_id tests we can do, even if compiler doesn't
  62 # support them.
  63 gdb_test "python print (gdb.lookup_objfile (\"foo\", by_build_id=True))" \
  64     "Not a valid build id\\.\r\n${python_error_text}"
  65 gdb_test "python print (gdb.lookup_objfile (\"1234abcdef\", by_build_id=True))" \
  66     "Objfile not found\\.\r\n${python_error_text}"
  67
  68 gdb_test "python print (objfile.progspace)" "<gdb\.Progspace object at .*>" \
  69   "Get objfile program space"
  70 gdb_test "python print (objfile.is_valid())" "True" \
  71   "Get objfile validity"
  72 gdb_unload
  73 gdb_test "python print (objfile.is_valid())" "False" \
  74   "Get objfile validity after unload"
  75
  76 gdb_py_test_silent_cmd "python objfile.random_attribute = 42" \
  77     "Set random attribute in objfile" 1
  78 gdb_test "python print (objfile.random_attribute)" "42" \
  79     "Verify set of random attribute in objfile"
  80
  81 # Now build another copy of the testcase, this time without debug info.
  82
  83 if { [prepare_for_testing ${testfile}.exp ${testfile}2 ${srcfile} {nodebug ldflags=-Wl,--strip-debug}] } {
  84     return -1
  85 }
  86
  87 if ![runto_main] {
  88     fail "Can't run to main"
  89     return 0
  90 }
  91
  92 gdb_py_test_silent_cmd "python objfile = gdb.objfiles()\[0\]" \
  93     "Get no-debug objfile file" 1
  94
  95 gdb_test "python print (objfile.owner)" "None" \
  96     "Test owner of real objfile."
  97
  98 gdb_test "p main" "= {<text variable, no debug info>} $hex <main>" \
  99     "print main without debug info"
 100
 101 gdb_py_test_silent_cmd "python objfile.add_separate_debug_file(\"${binfile}\")" \
 102     "Add separate debug file file" 1
 103
 104 gdb_py_test_silent_cmd "python sep_objfile = gdb.objfiles()\[0\]" \
 105     "Get separate debug info objfile" 1
 106
 107 gdb_test "python print (sep_objfile.owner.filename)" "${testfile}2" \
 108     "Test owner of separate debug file"
 109
 110 gdb_test "p main" "= {int \\(\\)} $hex <main>" \
 111     "print main with debug info"
 112
 113 # Separate debug files are not findable.
 114 if { [get_python_valueof "sep_objfile.build_id" "None"] != "None" } {
 115     gdb_test "python print (gdb.lookup_objfile (sep_objfile.build_id, by_build_id=True))" \
 116         "Objfile not found\\.\r\n${python_error_text}"
 117 }
 118
 119 # An objfile that was a symlink to a differently named file is still
 120 # findable with its original name.
 121 set symlink_binary [standard_output_file "symlink-binary"]
 122 remote_exec host "rm -f ${symlink_binary}"
 123 remote_exec host "ln -sf ${testfile} ${symlink_binary}"
 124 if [remote_file host exists "${symlink_binary}"] {
 125     clean_restart "${symlink_binary}"
 126     gdb_test "python print (gdb.lookup_objfile (\"${symlink_binary}\").filename)" \
 127         "${testfile}" "gdb.lookup_objfile of symlinked binary"
 128 }