py-register.exp

# Copyright (C) 2010-2015 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 mechanism
# exposing values to Python.

load_lib gdb-python.exp

#set verbose 10

standard_testfile

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

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

if ![runto_main] then {
    fail "Can't run to main"
    return 0
}

#gdb_py_test_silent_cmd
gdb_py_test_silent_cmd "python regs = gdb.selected_thread().registers"  "Keep a set of registers" 1

# Hopefully an architecture-independent way of finding a GPR to test; Reg #0
gdb_py_test_silent_cmd "python gpr0 = sorted(regs.values(), key=lambda x: x.regnum)\[0\]" "saving the name of GPR#0" 1
gdb_test "python print (gpr0)" "<gdb.Register object at.*" "Test to get a register"
gdb_py_test_silent_cmd "python gpr0.value = 1" "Test assignment to GPR" 1
gdb_test_multiple "python gpr0.value = \"oh hai\"" "Test assignment to GPR of invalid type" {
    -re "Traceback.*TypeError:.*$gdb_prompt $" {
	pass "1"
    }
}

gdb_test_multiple "python regs\[\'foo\'\] = 0" "Testing that register dict is static (writing)" {
    -re "Traceback.*TypeError:.*$gdb_prompt $" {
	pass "1"
    }
}
gdb_test_multiple "python print (regs\[\'foo\'\])" "Testing that register dict is static (reading)" {
    -re "Traceback.*KeyError:.*$gdb_prompt $" {
	pass "1"
    }
}