gdb/testsuite/gdb.python/py-color-via-ansi-esc.exp

# Copyright (C) 2026 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 styled output from
# Python via raw ANSI escape sequences.

load_lib gdb-python.exp

require allow_python_tests
require {!is_remote host}

# Start with a fresh GDB, but enable color support.
with_ansi_styling_terminal {
    clean_restart
}

# Create two variables in the parent scope called ${NAME} and
# ${NAME}_re.  The variable ${NAME} will be the string for the ANSI
# escape sequence containing VALUE, and ${NAME}_re will be the regular
# expression to match that same sequence.
proc setup_ansi { name value } {
    upvar 1 $name var
    upvar 1 ${name}_re var_re

    set var "\\033\[${value}m"
    set var_re "\033\\\[${value}m"
}

# Different colors.
setup_ansi red 31
setup_ansi green 32
setup_ansi blue 34

# Different intensities.
setup_ansi normal 22
setup_ansi bold 1
setup_ansi dim 2

# Italic.
setup_ansi italic 3
setup_ansi no_italic 23

# Underline.
setup_ansi underline 4
setup_ansi no_underline 24

# Restore all settings to default.
setup_ansi default 0

gdb_test_no_output "python flag=\"OUTPUT=\""

gdb_test "python print('%s${blue}blue ${bold}blue+bold ${green}green+bold ${normal}green ${red}red${default}' % (flag))" \
    "OUTPUT=${blue_re}blue ${bold_re}blue\\+bold ${green_re}green\\+bold ${normal_re}green ${red_re}red${default_re}" \
    "foreground colors and bold"

gdb_test "python print('%snormal ${italic}italic ${underline}italic+underline ${no_underline}italic ${no_italic}normal' % (flag))" \
    "OUTPUT=normal ${italic_re}italic ${underline_re}italic\\+underline ${no_underline_re}italic ${no_italic_re}normal" \
    "italic and underline"