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#   Copyright (C) 1988, 1990, 1991, 1992, 1997 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 testfile "run"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/commands
if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}

gdb_exit
gdb_start
delete_breakpoints
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

proc gdbvar_simple_if_test {} {
    global gdb_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 gdb_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 gdb_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 gdb_prompt

    if [target_info exists noargs] { 
        verbose "Skipping progvar_simple_if_test because of noargs."
        return
    }

    if { ![runto factorial] } then { gdb_suppress_tests; }
    # Don't depend upon argument passing, since most simulators don't currently
    # support it.  Bash value variable to be what we want.
    gdb_test "p value=5" "" "set value to 5 in progvar_simple_if_test #1"
    # 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"
    gdb_stop_suppressing_tests;
}

proc progvar_simple_while_test {} {
    global gdb_prompt

    if [target_info exists noargs] { 
        verbose "Skipping progvar_simple_while_test because of noargs."
        return
    }

    gdb_test "set args 5" "" "set args in progvar_simple_while_test"
    if { ![runto factorial] } then { gdb_suppress_tests }
    # Don't depend upon argument passing, since most simulators don't currently
    # support it.  Bash value variable to be what we want.
    gdb_test "p value=5" "" "set value to 5 in progvar_simple_if_test #2"
    # 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"
    gdb_stop_suppressing_tests;
}

proc progvar_complex_if_while_test {} {
    global gdb_prompt

    if [target_info exists noargs] { 
        verbose "Skipping progvar_simple_if_while_test because of noargs."
        return
    }

    gdb_test "set args 4" "" "set args in progvar_complex_if_while_test"
    if { ![runto factorial] } then { gdb_suppress_tests }
    # Don't depend upon argument passing, since most simulators don't currently
    # support it.  Bash value variable to be what we want.
    gdb_test "p value=4" "" "set value to 4 in progvar_simple_if_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" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "progvar_complex_if_while_test #1"
    gdb_stop_suppressing_tests;
}

proc if_while_breakpoint_command_test {} {
    if [target_info exists noargs] { 
        verbose "Skipping if_while_breakpoint_command_test because of noargs."
        return
    }

    gdb_test "set args 5" "" "set args in if_while_breakpoint_command_test"
    if { ![runto factorial] } then { gdb_suppress_tests }
    # Don't depend upon argument passing, since most simulators don't currently
    # support it.  Bash value variable to be what we want.
    gdb_test "p value=5" "" "set value to 5 in progvar_simple_if_test"
    delete_breakpoints
    gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #1"

    send_gdb "commands\n"
    gdb_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"
    gdb_stop_suppressing_tests;
}

# Test that we can run the inferior from breakpoint commands.
proc infrun_breakpoint_command_test {} {
    if [target_info exists noargs] { 
        verbose "Skipping infrun_breakpoint_command_test because of noargs."
        return
    }

    gdb_test "set args 6" "" "set args in progvar_simple_while_test"
    if { ![runto factorial] } then { gdb_suppress_tests }
    # Don't depend upon argument passing, since most simulators don't currently
    # support it.  Bash value variable to be what we want.
    gdb_test "p value=6" "" "set value to 6 in progvar_simple_if_test #1"
    delete_breakpoints
    gdb_test "break factorial if value == 5" "Breakpoint.*at.*"

# infrun_breakpoint_command_test - This test was broken into two parts 
# to get around a synchronization problem in expect.
# part1: issue the gdb command "commands"
# part2: send the list of commands
    send_gdb "commands\n"
    gdb_expect {
        -re "End with" {
            pass "commands in infrun_breakpoint_command_test #1"
        }
        default {
            fail "(timeout or eof) commands in infrun_breakpoint_command_test"
        }
    }
    gdb_test "step\nstep\nstep\nstep\nbt\nend" "" \
        "commands in infrun_breakpoint_command_test #2"

    if { [istarget "hppa*-hp-hpux*"] } {
        gdb_test "continue" \
            "Continuing.*.*.*Breakpoint \[0-9\]*, factorial \\(value=5\\).*at.*\[0-9\]*\[      \]*if \\(value > 1\\) \{.*\[0-9\]*\[      \]*value \\*= factorial \\(value - 1\\);.*" \
            "continue in infrun_breakpoint_command_test"
    } else {
        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";
    }

    gdb_stop_suppressing_tests;
}

proc breakpoint_command_test {} {
    if [target_info exists noargs] { 
        verbose "Skipping breakpoint_command_test because of noargs."
        return
    }

    gdb_test "set args 6" "" "set args in breakpoint_command_test"
    if { ![runto factorial] } then { gdb_suppress_tests; }
    # Don't depend upon argument passing, since most simulators don't currently
    # support it.  Bash value variable to be what we want.
    gdb_test "p value=6" "" "set value to 6 in progvar_simple_if_test #2"
    delete_breakpoints
    gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #2"
    gdb_test "commands\nprintf \"Now the value is %d\\n\", value\nend" \
        "End with.*" "commands in breakpoint_command_test"
    gdb_test "continue" "Breakpoint \[0-9\]*, factorial.*Now the value is 5" \
        "continue in breakpoint_command_test"
    gdb_test "print value" " = 5" "print value in breakpoint_command_test"
    gdb_stop_suppressing_tests;
}

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

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

    send_gdb "define mycommand\n"
    gdb_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"
}

proc watchpoint_command_test {} {
    global noargs
    global gdb_prompt

    if [target_info exists noargs] { 
        verbose "Skipping watchpoint_command_test because of noargs."
        return
    }

    gdb_test "set args 6" "" "set args in watchpoint_command_test"
    if { ![runto factorial] } then { return }
    delete_breakpoints

    # Verify that we can create a watchpoint, and give it a commands
    # list that continues the inferior.  We set the watchpoint on a
    # local variable, too, so that it self-deletes when the watched
    # data goes out of scope.
    #
    # What should happen is: Each time the watchpoint triggers, it
    # continues the inferior.  Eventually, the watchpoint will self-
    # delete, when the watched variable is out of scope.  But by that
    # time, the inferior should have exited.  GDB shouldn't crash or
    # anything untoward as a result of this.
    #
    set wp_id -1

    send_gdb "watch local_var\n"
    gdb_expect {
        -re ".*\[Ww\]atchpoint (\[0-9\]*): local_var.*$gdb_prompt $" {
            set wp_id $expect_out(1,string)
            pass "watch local_var"
        }
        -re "$gdb_prompt $"\
            {fail "watch local_var"}
        timeout {fail "(timeout) watch local_var"}
    }

    if {$wp_id == -1} {return}

    send_gdb "commands $wp_id\n"
    gdb_expect {
      -re "Type commands for when breakpoint $wp_id is hit, one per line.*>"\
              {pass "begin commands on watch"}
      -re "$gdb_prompt $"\
              {fail "begin commands on watch"}
      timeout {fail "(timeout) begin commands on watch"}
    }
    send_gdb "print value\n"
    gdb_expect {
      -re ">"\
              {pass "add print command to watch"}
      -re "$gdb_prompt $"\
              {fail "add print command to watch"}
      timeout {fail "(timeout) add print command to watch"}
    }
    send_gdb "continue\n"
    gdb_expect {
      -re ">"\
              {pass "add continue command to watch"}
      -re "$gdb_prompt $"\
              {fail "add continue command to watch"}
      timeout {fail "(timeout) add continue command to watch"}
    }
    send_gdb "end\n"
    gdb_expect {
      -re "$gdb_prompt $"\
              {pass "begin commands on watch"}
      timeout {fail "(timeout) begin commands on watch"}
    }
    send_gdb "continue\n"
    gdb_expect {
      -re "Continuing.*\[Ww\]atchpoint $wp_id deleted because the program has left the block in.*which its expression is valid.*run.c:57.*$gdb_prompt $"\
              {pass "continue with watch"}
      -re "$gdb_prompt $"\
              {fail "continue with watch"}
      timeout {fail "(timeout) continue with watch"}
    }
}

proc test_command_prompt_position {} {
    global gdb_prompt

    if [target_info exists noargs] { 
        verbose "Skipping test_command_prompt_position because of noargs."
        return
    }

    if { ![runto factorial] } then { gdb_suppress_tests; }
    # Don't depend upon argument passing, since most simulators don't currently
    # support it.  Bash value variable to be what we want.
    delete_breakpoints
    gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #2"
    gdb_test "p value=5" "" "set value to 5 in test_command_prompt_position"
    # 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" "if test in test_command_prompt_position"

# Now let's test for the correct position of the '>' in gdb's prompt for commands.
# It should be at the beginning of the line, and not after one space.

    send_gdb "commands\n"
    gdb_expect {
            -re "Type commands.*End with.*\[\r\n\]>$" \
                { send_gdb "printf \"Now the value is %d\\n\", value\n"
                  gdb_expect {
                          -re "^printf.*value\r\n>$" \
                               { send_gdb "end\n"
                                 gdb_expect {
                                       -re "^end\r\n$gdb_prompt $" { pass "> OK in test_command_prompt_position" }
                                       -re ".*$gdb_prompt $" { fail "some other message in test_command_prompt_position" }
                                       timeout  { fail "(timeout) 1 in test_command_prompt_position" }
                                 }
                               }
                           -re "^ >$" { fail "> not OK in test_command_prompt_position" }
                           -re ".*$gdb_prompt $"   { fail "wrong message in test_command_prompt_position" }
                           timeout    { fail "(timeout) 2 in test_command_prompt_position " }
                       }
                 }
                 -re "Type commands.*End with.*\[\r\n\] >$" { fail "prompt not OK in test_command_prompt_position" }
           -re ".*$gdb_prompt $" { fail "commands in test_command_prompt_position" }
           timeout { fail "(timeout) 3 commands in test_command_prompt_position" }
        }

    gdb_stop_suppressing_tests;
}



proc deprecated_command_test {} {
    
    
    gdb_test "maintenance deprecate blah" "Can't find command.*" \
          "tried to deprecate non-existsing command"

    gdb_test "maintenance deprecate p \"new_p\"" ""
    gdb_test "p 5" "Warning: 'p', an alias for the command 'print' is deprecated.*Use 'new_p'.*" "p deprecated warning, with replacement"
    gdb_test "p 5" ".\[0-9\]* = 5.*" "Deprecated warning goes away"

    gdb_test "maintenance deprecate p \"new_p\"" ""
    gdb_test "maintenance deprecate print \"new_print\"" ""
    gdb_test "p 5" "Warning: command 'print' \\(p\\) is deprecated.*Use 'new_print'.*" "both alias and command are deprecated"
    gdb_test "p 5" ".\[0-9\]* = 5.*" "Deprecated warning goes away"

    gdb_test "maintenance deprecate set endian big \"seb\" " "" "deprecate long comamnd"
    gdb_test "set endian big" "Warning: command 'set endian big' is deprecated.*Use 'seb'.*" "long command deprecated"

    gdb_test "maintenance deprecate set endian big" "" "deprecate long comamnd"
    gdb_test "set endian big" "Warning: command 'set endian big' is deprecated.*No alternative known.*" "long command deprecated with no alternative."

    gdb_test "maintenance deprecate" "\"maintenance deprecate\".*" "deprecate with no arguments"
}


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
breakpoint_command_test
user_defined_command_test
watchpoint_command_test
test_command_prompt_position
deprecated_command_test