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)" "${testfile}" \
  43   "Get objfile file name"
  44
  45 gdb_test "python print (objfile.username)" "${testfile}" \
  46   "Get objfile user name"
  47
  48 gdb_test "python print (gdb.lookup_objfile (\"${testfile}\").filename)" \
  49     "${testfile}"
  50 gdb_test "python print (gdb.lookup_objfile (\"junk\"))" \
  51     "Objfile not found\\.\r\n${python_error_text}"
  52
  53 set binfile_build_id [get_build_id $binfile]
  54 if [string compare $binfile_build_id ""] {
  55     verbose -log "binfile_build_id = $binfile_build_id"
  56     gdb_test "python print (objfile.build_id)" "$binfile_build_id" \
  57     "Get objfile build id"
  58     gdb_test "python print (gdb.lookup_objfile (\"$binfile_build_id\", by_build_id=True).filename)" \
  59         "${testfile}"
  60 } else {
  61     unsupported "build-id is not supported by the compiler"
  62 }
  63
  64 # Other lookup_objfile_by_build_id tests we can do, even if compiler doesn't
  65 # support them.
  66 gdb_test "python print (gdb.lookup_objfile (\"foo\", by_build_id=True))" \
  67     "Not a valid build id\\.\r\n${python_error_text}"
  68 gdb_test "python print (gdb.lookup_objfile (\"1234abcdef\", by_build_id=True))" \
  69     "Objfile not found\\.\r\n${python_error_text}"
  70
  71 gdb_test "python print (objfile.progspace)" "<gdb\.Progspace object at .*>" \
  72   "Get objfile program space"
  73 gdb_test "python print (objfile.is_valid())" "True" \
  74   "Get objfile validity"
  75 gdb_unload
  76 gdb_test "python print (objfile.is_valid())" "False" \
  77   "Get objfile validity after unload"
  78
  79 gdb_py_test_silent_cmd "python objfile.random_attribute = 42" \
  80     "Set random attribute in objfile" 1
  81 gdb_test "python print (objfile.random_attribute)" "42" \
  82     "Verify set of random attribute in objfile"
  83
  84 # Verify invalid objfile handling.
  85
  86 if { [gdb_unload] < 0 } {
  87     fail "unload all files"
  88     return -1
  89 }
  90
  91 gdb_test "python print objfile.filename" "None" \
  92     "objfile.filename after objfile is unloaded"
  93 gdb_test "python print objfile.username" "None" \
  94     "objfile.username after objfile is unloaded"
  95
  96 # Now build another copy of the testcase, this time without debug info.
  97
  98 if { [prepare_for_testing ${testfile}.exp ${testfile}2 ${srcfile} {nodebug ldflags=-Wl,--strip-debug}] } {
  99     return -1
 100 }
 101
 102 if ![runto_main] {
 103     fail "Can't run to main"
 104     return 0
 105 }
 106
 107 gdb_py_test_silent_cmd "python objfile = gdb.objfiles()\[0\]" \
 108     "Get no-debug objfile file" 1
 109
 110 gdb_test "python print (objfile.owner)" "None" \
 111     "Test owner of real objfile."
 112
 113 gdb_test "p main" "= {<text variable, no debug info>} $hex <main>" \
 114     "print main without debug info"
 115
 116 gdb_py_test_silent_cmd "python objfile.add_separate_debug_file(\"${binfile}\")" \
 117     "Add separate debug file file" 1
 118
 119 gdb_py_test_silent_cmd "python sep_objfile = gdb.objfiles()\[0\]" \
 120     "Get separate debug info objfile" 1
 121
 122 gdb_test "python print (sep_objfile.owner.filename)" "${testfile}2" \
 123     "Test owner of separate debug file"
 124
 125 gdb_test "python print (sep_objfile.owner.username)" "${testfile}2" \
 126     "Test user-name of owner of separate debug file"
 127
 128 gdb_test "p main" "= {int \\(\\)} $hex <main>" \
 129     "print main with debug info"
 130
 131 # Separate debug files are not findable.
 132 if { [get_python_valueof "sep_objfile.build_id" "None"] != "None" } {
 133     gdb_test "python print (gdb.lookup_objfile (sep_objfile.build_id, by_build_id=True))" \
 134         "Objfile not found\\.\r\n${python_error_text}"
 135 }
 136
 137 # An objfile that was a symlink to a differently named file is still
 138 # findable with its original name.
 139 set symlink_binary [standard_output_file "symlink-binary"]
 140 remote_exec host "rm -f ${symlink_binary}"
 141 remote_exec host "ln -sf ${testfile} ${symlink_binary}"
 142 if [remote_file host exists "${symlink_binary}"] {
 143     clean_restart "${symlink_binary}"
 144     gdb_test "python print (gdb.lookup_objfile (\"${symlink_binary}\").filename)" \
 145         "${testfile}" "gdb.lookup_objfile of symlinked binary"
 146 }