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

# Copyright (C) 2010-2021 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# This file is part of the GDB testsuite.  It tests the program space
# support in Python.

load_lib gdb-python.exp

standard_testfile

if {[build_executable $testfile.exp $testfile $srcfile debug] == -1} {
    return -1
}

# Start with a fresh gdb.

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir

# Skip all tests if Python scripting is not enabled.
if { [skip_python_tests] } { continue }

gdb_test "python print (gdb.current_progspace().filename)" "None" \
  "current progspace filename (None)"
gdb_test "python print (gdb.progspaces())" "\\\[<gdb.Progspace object at $hex>\\\]"

gdb_test_no_output "python dir(gdb.current_progspace())"

gdb_load ${binfile}

gdb_py_test_silent_cmd "python progspace = gdb.current_progspace()" \
    "Get current progspace" 1

gdb_test "python print (progspace.filename)" "py-progspace" \
  "current progspace filename (py-progspace)"

gdb_py_test_silent_cmd "python progspace.random_attribute = 42" \
    "Set random attribute in progspace" 1
gdb_test "python print (progspace.random_attribute)" "42" \
    "Verify set of random attribute in progspace"

if {![runto_main]} {
    return
}

# Check we can get a block for the current $pc.
set pc_val [get_integer_valueof "\$pc" 0]
gdb_py_test_silent_cmd "python blk = gdb.current_progspace ().block_for_pc (${pc_val})" \
    "get block for the current \$pc" 1
gdb_test "python print (blk.start <= ${pc_val})" "True" \
    "block start is before \$pc"
gdb_test "python print (blk.end >= ${pc_val})" "True" \
    "block end is after \$pc"

# Check what happens when we ask for a block of an invalid address.
if ![is_address_zero_readable] {
    gdb_test "python print (gdb.current_progspace ().block_for_pc (0))" "None"
}

# With a single inferior, progspace.objfiles () and gdb.objfiles () should
# be identical.
gdb_test "python print (progspace.objfiles () == gdb.objfiles ())" "True"

gdb_test "add-inferior"
gdb_test "inferior 2"

gdb_load ${binfile}

# With a second (non-started) inferior, we should have a single objfile - the
# main one.
gdb_test "python print (len (gdb.objfiles ())) == 1"

# And the gdb.objfiles() list should now be different from the objfiles of the
# prog space of inferior 1.
gdb_test "python print (progspace.objfiles () != gdb.objfiles ())" "True"

# Delete inferior 2 (and therefore the second progspace), check that the Python
# object reacts sensibly.
gdb_py_test_silent_cmd "python progspace2 = gdb.current_progspace()" \
    "save progspace 2" 1
gdb_test "inferior 1" "Switching to inferior 1.*"
gdb_test_no_output "remove-inferiors 2"
gdb_test "python print (progspace2.objfiles ())" \
    "RuntimeError: Program space no longer exists.*"