#   Copyright (C) 1988, 1990, 1991, 1992 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 2 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, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */

# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu

if $tracelevel then {
    strace $tracelevel
}

#
# test special commands (if, while, etc)
#
set prms_id 0
set bug_id 0

set binfile "run"

if ![file exists $objdir/$subdir/$binfile] then {
    perror "$objdir/$subdir/$binfile does not exist."
    return 0
}

gdb_exit
gdb_start
delete_breakpoints
gdb_reinitialize_dir $srcdir/$subdir
gdb_load $objdir/$subdir/$binfile

proc gdbvar_simple_if_test {} {
    global prompt

    gdb_test "set \$foo = 0" "" "set foo in gdbvar_simple_if_test"
    # All this test should do is print 0xdeadbeef once.
    gdb_test "if \$foo == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xdeadbeef" "gdbvar_simple_if_test #1"
    # All this test should do is print 0xfeedface once.
    gdb_test "if \$foo == 0\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xfeedface" "gdbvar_simple_if_test #2"
}

proc gdbvar_simple_while_test {} {
    global prompt

    gdb_test "set \$foo = 5" "" "set foo in gdbvar_simple_while_test"
    # This test should print 0xfeedface five times.
    gdb_test "while \$foo > 0\np/x 0xfeedface\nset \$foo -= 1\nend" "\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "gdbvar_simple_while_test #1"
}

proc gdbvar_complex_if_while_test {} {
    global prompt

    gdb_test "set \$foo = 4" "" "set foo in gdbvar complex_if_while_test"
    # This test should alternate between 0xdeadbeef and 0xfeedface two times.
    gdb_test "while \$foo > 0\nset \$foo -= 1\nif \(\$foo % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "gdbvar_complex_if_while_test #1"
}

proc progvar_simple_if_test {} {
    global prompt

    gdb_test "set args 5" "" "set args in progvar_simple_if_test"
    if { ![runto factorial] } then { return }
    # All this test should do is print 0xdeadbeef once.
    gdb_test "if value == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xdeadbeef" "progvar_simple_if_test #1"
    # All this test should do is print 0xfeedface once.
    gdb_test "if value == 5\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xfeedface" "progvar_simple_if_test #2"
}

proc progvar_simple_while_test {} {
    global prompt

    gdb_test "set args 5" "" "set args in progvar_simple_while_test"
    if { ![runto factorial] } then { return }
    # This test should print 0xfeedface five times.
    gdb_test "while value > 0\np/x 0xfeedface\nset value -= 1\nend" "\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "progvar_simple_while_test #1"
}

proc progvar_complex_if_while_test {} {
    global prompt

    gdb_test "set args 4" "" "set args in progvar_complex_if_while_test"
    if { ![runto factorial] } then { return }
    # This test should alternate between 0xdeadbeef and 0xfeedface two times.
    gdb_test "while value > 0\nset value -= 1\nif \(value % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "progvar_complex_if_while_test #1"
}

proc if_while_breakpoint_command_test {} {
    gdb_test "set args 5" "" "set args in if_while_breakpoint_command_test"
    if { ![runto factorial] } then { return }
    delete_breakpoints
    gdb_test "break factorial" "Breakpoint.*at.*"

    send "commands\n"
    expect {
	-re "End with" {
	    pass "commands in if_while_breakpoint_command_test"
	}
        default {
	    fail "(timeout or eof) commands in if_while_breakpoint_command_test"
	}
    }
    # This test should alternate between 0xdeadbeef and 0xfeedface two times.
    gdb_test "while value > 0\nset value -= 1\nif \(value % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend\nend" "" "commands part 2 in if_while_breakpoint_command_test"
    gdb_test "continue" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "if_while_breakpoint_command_test #1"
   gdb_test "info break" "while.*set.*if.*p/x.*else.*p/x.*end.*" "info break in if_while_breakpoint_command_test"
}

# Test that we can run the inferior from breakpoint commands.
proc infrun_breakpoint_command_test {} {
    gdb_test "set args 6" "" "set args in progvar_simple_while_test"
    if { ![runto factorial] } then { return }
    delete_breakpoints
    gdb_test "break factorial if value == 5" "Breakpoint.*at.*"
    gdb_test "commands\nstep\nstep\nstep\nstep\nbt\nend" \
	"End with.*" "commands in infrun_breakpoint_command_test"
    gdb_test "continue" "Breakpoint \[0-9\]*, factorial \\(value=5\\).*at.*
\[0-9\]*\[ 	\]*if \\(value > 1\\) \{.*
\[0-9\]*\[ 	\]*value \\*= factorial \\(value - 1\\);.*
factorial \\(value=4\\) at.*\[0-9\]*\[ 	\]*if \\(value > 1\\) \{.*
\[0-9\]*\[ 	\]*value \\*= factorial \\(value - 1\\);.*
factorial \\(value=3\\) at .*
\[0-9\]*\[ 	\]*if \\(value > 1\\) \{.*
#0  factorial \\(value=3\\).*
#1  \[0-9a-fx\]* in factorial \\(value=4\\).*
#2  \[0-9a-fx\]* in factorial \\(value=5\\).*
#3  \[0-9a-fx\]* in factorial \\(value=6\\).*
#4  \[0-9a-fx\]* in main \\(.*\\).*" \
	"continue in infrun_breakpoint_command_test"
}

# Test a simple user defined command (with arguments)
proc user_defined_command_test {} {
    global prompt

    gdb_test "set \$foo = 4" "" "set foo in user_defined_command_test"

    send "define mycommand\n"
    expect {
	-re "End with"  {
	    pass "define mycommand in user_defined_command_test"
	}
        default {
	    fail "(timeout or eof) define mycommand in user_defined_command_test"
	}
    }
    # This test should alternate between 0xdeadbeef and 0xfeedface two times.
    gdb_test "while \$arg0 > 0\nset \$arg0 -= 1\nif \(\$arg0 % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend\nend" "" "enter commands in user_defined_command_test"

    gdb_test "mycommand \$foo" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "execute user defined command in user_defined_command_test"
   gdb_test "show user mycommand" "while.*set.*if.*p/x.*else.*p/x.*end.*" "display user command in user_defined_command_test"
}

gdbvar_simple_if_test
gdbvar_simple_while_test
gdbvar_complex_if_while_test
progvar_simple_if_test
progvar_simple_while_test
progvar_complex_if_while_test
if_while_breakpoint_command_test
infrun_breakpoint_command_test
user_defined_command_test