gdb/testsuite/gdb.base/radix.exp

# This testcase is part of GDB, the GNU debugger.
# Copyright 1993-2024 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 was written by Fred Fish. (fnf@cygnus.com)
# And rewritten by Michael Chastain (mec.gnu@mindspring.com)


# Start with a fresh gdb.

gdb_exit
gdb_start

# Test input radices.

proc test_one_input { iradix input output } {
    gdb_test "print $input" "$output" \
	"print $input; expect $output; input radix $iradix"
}

proc test_input_radix { iradix iradixhex iradixoctal } {
    # set input-radix = $iradix, output-radix = ten
    gdb_test "set radix" \
	"Input and output radices now set to decimal 10, hex a, octal 12." \
	"initialize radix, input radix $iradix"
    gdb_test "set input-radix $iradix" \
	"Input radix now set to decimal $iradix, hex $iradixhex, octal $iradixoctal."
    if {$iradix == 10} {
	gdb_test "show radix" \
	    "Input and output radices set to decimal 10, hex a, octal 12." \
	    "show radix, input radix $iradix"
    } else {
	gdb_test "show radix" \
	    "Input radix set to decimal $iradix, hex $iradixhex, octal $iradixoctal.\r\nOutput radix set to decimal 10, hex a, octal 12." \
	    "show radix, input radix $iradix"
    }

    # test constants with specific bases that do not use $iradix
    test_one_input $iradix  "010"        "8"
    test_one_input $iradix  "20."        "20"
    test_one_input $iradix  "(int) 20."  "20"
    test_one_input $iradix  "0xf"        "15"

    # test simple one-digit constants
    test_one_input $iradix  "0"          "0"
    test_one_input $iradix  "1"          "1"
    test_one_input $iradix  "-1"          "-1"

    # test simple two-digit constants
    test_one_input $iradix "10"          [expr $iradix]
    test_one_input $iradix "11"          [expr $iradix + 1]
    test_one_input $iradix "-10"         [expr 0 - $iradix]
    test_one_input $iradix "-11"         [expr 0 - $iradix - 1]

    # test simple three-digit constants
    test_one_input $iradix "100"         [expr $iradix * $iradix]
    test_one_input $iradix "101"         [expr $iradix * $iradix + 1]
    test_one_input $iradix "-100"        [expr 0 - $iradix * $iradix]
    test_one_input $iradix "-101"        [expr 0 - $iradix * $iradix - 1]

    # test a five-digit constant
    test_one_input $iradix  "10101"      \
	[expr $iradix * $iradix * $iradix * $iradix + $iradix * $iradix + 1]
}

test_input_radix 2 "2" "2"
    test_one_input 2  "4"   "Invalid number \"4\"\\."
    test_one_input 2  "-2"  "Invalid number \"2\"\\."

test_input_radix 3 "3" "3"
    test_one_input 3  "2"   "2"
    test_one_input 3  "20"  "6"
    test_one_input 3  "3"   "Invalid number \"3\"\\."
    test_one_input 2  "30"  "Invalid number \"30\"\\."

test_input_radix 8 "8" "10"
    test_one_input 8  "20"  "16"
    test_one_input 8  "-20" "-16"
    test_one_input 8  "8"   "Invalid number \"8\"."
    test_one_input 8  "-9"  "Invalid number \"9\"."

test_input_radix 10 "a" "12"
    test_one_input 10 "-12"  "-12"

test_input_radix 16 "10" "20"

# Test output radices.

proc test_one_output { oradix input output } {
    gdb_test "print $input" "$output" \
	"print $input; expect $output; output radix $oradix"
}

proc test_output_radix { oradix oradixhex oradixoctal } {
    # set input-radix = ten, output-radix = $oradix
    gdb_test "set radix" \
	"Input and output radices now set to decimal 10, hex a, octal 12." \
	"initialize radix, output radix $oradix"
    gdb_test "set output-radix $oradix" \
	"Output radix now set to decimal $oradix, hex $oradixhex, octal $oradixoctal."
    if {$oradix == 10} {
	gdb_test "show radix" \
	    "Input and output radices set to decimal 10, hex a, octal 12." \
	    "show radix, output radix $oradix"
    } else {
	gdb_test "show radix" \
	    "Input radix set to decimal 10, hex a, octal 12.\r\nOutput radix set to decimal $oradix, hex $oradixhex, octal $oradixoctal." \
	    "show radix, output radix $oradix"
    }

    # no standard tests for output radix
}

test_output_radix 8 "8" "10"
    test_one_output 8  "010"        "010"
    test_one_output 8  "0xf"        "17"
    test_one_output 8  "10"         "12"
    test_one_output 8  "100"        "144"
    setup_kfail "gdb/1715" *-*-*
    test_one_output 8  "20."        "24"
    test_one_output 8  "(int) 20."  "24"

test_output_radix 10 "a" "12"
    test_one_output 10 "010"        "8"
    test_one_output 10 "0xf"        "15"
    test_one_output 10 "10"         "10"
    test_one_output 10 "100"        "100"
    test_one_output 10 "20."        "20"
    test_one_output 10 "(int) 20."  "20"

test_output_radix 16 "10" "20"
    test_one_output 16 "010"        "8"
    test_one_output 16 "0xf"        "f"
    test_one_output 16 "10"         "a"
    test_one_output 16 "100"        "64"
    setup_kfail "gdb/1715" *-*-*
    test_one_output 16 "20."        "14"
    test_one_output 16 "(int) 20."  "14"

# Test rejecting invalid input radices and unsupported output radices
# really rejects the radices, instead of just claiming so (PR 7536).

gdb_test "set radix" \
    "Input and output radices now set to decimal 10, hex a, octal 12\." \
    "reset radices"

gdb_test "set input-radix 0" \
    "Nonsense input radix ``decimal 0''; input radix unchanged\\." \
    "Reject input-radix 0"
gdb_test "show input-radix" \
    "Default input radix for entering numbers is 10\\." \
    "input radix unchanged after rejecting 0"

gdb_test "set input-radix 1" \
    "Nonsense input radix ``decimal 1''; input radix unchanged\\." \
    "Reject input-radix 1"
gdb_test "show input-radix" \
    "Default input radix for entering numbers is 10\\." \
    "input radix unchanged after rejecting 1"

gdb_test "set output-radix 0" \
    "Unsupported output radix ``decimal 0''; output radix unchanged\\." \
    "Reject output-radix 0"
gdb_test "show output-radix" \
    "Default output radix for printing of values is 10\\." \
    "Output radix unchanged after rejecting 0"
gdb_test "set output-radix 1" \
    "Unsupported output radix ``decimal 1''; output radix unchanged\\." \
    "Reject output-radix 1"
gdb_test "show output-radix" \
    "Default output radix for printing of values is 10\\." \
    "output radix unchanged after rejecting 1"

gdb_test "set radix 7" \
    "Unsupported output radix ``decimal 7''; output radix unchanged\\." \
    "set radix 7 rejected"
gdb_test "show output-radix" \
    "Default output radix for printing of values is 10\\." \
    "output radix unchanged after rejection through set radix command"