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# Copyright (C) 2009, 2010 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 .

# This file is part of the GDB testsuite.  It tests the mechanism

# exposing values to Python.

if $tracelevel then {

    strace $tracelevel

}

set testfile "py-frame"

set srcfile ${testfile}.c

set binfile ${objdir}/${subdir}/${testfile}

if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {

    untested "Couldn't compile ${srcfile}"

    return -1

}

# Run a command in GDB, and report a failure if a Python exception is thrown.

# If report_pass is true, report a pass if no exception is thrown.

proc gdb_py_test_silent_cmd {cmd name report_pass} {

  global gdb_prompt

  gdb_test_multiple $cmd $name {

      -re "Traceback.*$gdb_prompt $"  { fail $name }

      -re "$gdb_prompt $"             { if $report_pass { pass $name } }

  }

}

# Start with a fresh gdb.

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

# Skip all tests if Python scripting is not enabled.

if { [skip_python_tests] } { continue }

# The following tests require execution.

if ![runto_main] then {

    fail "Can't run to main"

    return 0

}

gdb_breakpoint [gdb_get_line_number "Block break here."]

gdb_continue_to_breakpoint "Block break here."

gdb_py_test_silent_cmd "python bf1 = gdb.selected_frame ()" "get frame" 0

# First test that read_var is unaffected by PR 11036 changes.

gdb_test "python print bf1.read_var(\"i\")" "\"stuff\"" "test i"

gdb_test "python print bf1.read_var(\"f\")" "\"foo\"" "test f"

gdb_test "python print bf1.read_var(\"b\")" "\"bar\"" "test b"

# Test the read_var function in another block other than the current

# block (in this case, the super block). Test thar read_var is reading

# the correct variables of i and f but they are the correct value and type.

gdb_py_test_silent_cmd "python sb = bf1.block().superblock" "get superblock" 0

gdb_test "python print bf1.read_var(\"i\", sb)" "1.1.*" "test i = 1.1"

gdb_test "python print bf1.read_var(\"i\", sb).type" "double" "test double i"

gdb_test "python print bf1.read_var(\"f\", sb)" "2.2.*" "test f = 2.2"

gdb_test "python print bf1.read_var(\"f\", sb).type" "double" "test double f"

# And again test another outerblock, this time testing "i" is the

# correct value and type.

gdb_py_test_silent_cmd "python sb = sb.superblock" "get superblock" 0

gdb_test "python print bf1.read_var(\"i\", sb)" "99" "test i = 99"

gdb_test "python print bf1.read_var(\"i\", sb).type" "int" "test int i"

gdb_breakpoint "f2"

gdb_continue_to_breakpoint "breakpoint at f2"

gdb_test "up" ".*" ""

gdb_py_test_silent_cmd "python f1 = gdb.selected_frame ()" "get second frame" 0

gdb_py_test_silent_cmd "python f0 = f1.newer ()" "get first frame" 0

gdb_test "python print 'result =', f0 == f1" " = False" "test equality comparison (false)"

gdb_test "python print 'result =', f0 == f0" " = True" "test equality comparison (true)"

gdb_test "python print 'result =', f0 != f1" " = True" "test inequality comparison (true)"

gdb_test "python print 'result =', f0 != f0" " = False" "test inequality comparison (false)"

gdb_test "python print 'result =', f0.is_valid ()" " = True" "test Frame.is_valid"

gdb_test "python print 'result =', f0.name ()" " = f2" "test Frame.name"

gdb_test "python print 'result =', f0.type () == gdb.NORMAL_FRAME" " = True" "test Frame.type"

gdb_test "python print 'result =', f0.unwind_stop_reason () == gdb.FRAME_UNWIND_NO_REASON" " = True" "test Frame.type"

gdb_test "python print 'result =', gdb.frame_stop_reason_string (gdb.FRAME_UNWIND_INNER_ID)" " = previous frame inner to this frame \\(corrupt stack\\?\\)" "test gdb.frame_stop_reason_string"

gdb_test "python print 'result =', f0.pc ()" " = \[0-9\]+" "test Frame.pc"

gdb_test "python print 'result =', f0.older () == f1" " = True" "test Frame.older"

gdb_test "python print 'result =', f1.newer () == f0" " = True" "test Frame.newer"

gdb_test "python print 'result =', f0.read_var ('variable_which_surely_doesnt_exist')" \

  "ValueError: Variable 'variable_which_surely_doesnt_exist' not found.*Error while executing Python code." \

  "test Frame.read_var - error"

gdb_test "python print 'result =', f0.read_var ('a')" " = 1" "test Frame.read_var - success"

gdb_test "python print 'result =', gdb.selected_frame () == f1" " = True" "test gdb.selected_frame"