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#!/usr/bin/perl
# improve printf.c test coverage
# Copyright (C) 2008-2022 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 <https://www.gnu.org/licenses/>.
use strict;
my $prog = 'printf';
my $try = "Try '$prog --help' for more information.\n";
my $pow_2_31 = 2**31;
# Turn off localization of executable's output.
@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
my @Tests =
(
['no-args', {EXIT=>1}, {ERR=>"$prog: missing operand\n$try"}],
['no-arg2', '--', {EXIT=>1}, {ERR=>"$prog: missing operand\n$try"}],
['escape-1', q('\a\b\f\n\r\t\v\z\c'), {OUT=>"\a\b\f\n\r\t\x0b\\z"}],
['hex-ucX', '%X 999', {OUT=>"3E7"}],
['hex-ucXw', '%4X 999', {OUT=>" 3E7"}],
['hex-ucXp', '%.4X 999', {OUT=>"03E7"}],
['hex-ucXwp', '%5.4X 999', {OUT=>" 03E7"}],
['hex-vw', '%*X 4 42', {OUT=>" 2A"}],
['hex-vp', '%.*X 4 42', {OUT=>"002A"}],
['hex-vwvp', '%*.*X 3 2 15', {OUT=>" 0F"}],
['b', q('nl\ntab\tx'), {OUT=>"nl\ntab\tx"}],
['c1', '%c 123', {OUT=>"1"}],
['cw', '%\*c 3 123', {OUT=>" 1"}],
['d-ucXwp', '%5.4d 999', {OUT=>" 0999"}],
['d-vw', '%*d 4 42', {OUT=>" 42"}],
['d-vp', '%.*d 4 42', {OUT=>"0042"}],
['d-vwvp', '%*.*d 3 2 15', {OUT=>" 15"}],
['d-neg-prec', '%.*d -3 15', {OUT=>"15"}],
['d-big-prec', "%.*d $pow_2_31 15", # INT_MAX
{EXIT=>1}, {ERR=>"$prog: invalid precision: '$pow_2_31'\n"}],
['d-big-fwidth', "%*d $pow_2_31 15", # INT_MAX
{EXIT=>1}, {ERR=>"$prog: invalid field width: '$pow_2_31'\n"}],
['F', '%F 1', {OUT=>"1.000000"}],
['LF', '%LF 1', {OUT=>"1.000000"}],
['E', '%E 2', {OUT=>"2.000000E+00"}],
['LE', '%LE 2', {OUT=>"2.000000E+00"}],
['s', '%s x', {OUT=>"x"}],
['sw', '%\*s 2 x', {OUT=>" x"}],
['sp', '%.\*s 2 abcd', {OUT=>"ab"}],
['swp', '%\*.\*s 2 2 abcd', {OUT=>"ab"}],
['sw-no-args', '%\*s'],
['sw-no-args2', '%.\*s'],
['G-ucXwp', '%5.4G 3', {OUT=>" 3"}],
['G-vw', '%*G 4 42', {OUT=>" 42"}],
['G-vp', '%.*G 4 42', {OUT=>"42"}],
['G-vwvp', '%*.*G 5 3 15', {OUT=>" 15"}],
['esc', q('\xaa\0377'), {OUT=>"\xaa\0377"}],
['esc-bad-hex', q('\x'), {EXIT=>1},
{ERR=>"$prog: missing hexadecimal number in escape\n"}],
# ['u4', q('\u09ac'), {OUT=>"\xe0a6ac"}],
['u-invalid', q('\u0000'), {EXIT=>1},
{ERR=>"$prog: invalid universal character name \\u0000\n"}],
['u-missing', q('\u'), {EXIT=>1},
{ERR=>"$prog: missing hexadecimal number in escape\n"}],
['d-invalid', '%d no-num', {OUT=>'0'}, {EXIT=>1},
# Depending on the strtol implementation we expect one of these:
# no-num: Invalid argument (FreeBSD6)
# no-num: expected a numeric value (glibc, Solaris 10)
{ERR_SUBST => 's/Invalid argument$/expected a numeric value/'},
{ERR=>"$prog: 'no-num': expected a numeric value\n"}],
['d-bad-suffix', '%d 9z', {OUT=>'9'}, {EXIT=>1},
{ERR=>"$prog: '9z': value not completely converted\n"}],
['d-out-of-range', '%d '.('9'x30), {EXIT=>1},
{OUT=>"inaccurate"}, {OUT_SUBST => 's/\d+/inaccurate/'},
{ERR=>"$prog: 9...9\n"}, {ERR_SUBST => "s/'9+.*/9...9/"}],
['excess', 'B 1', {OUT=>'B'},
{ERR=>"$prog: warning: ignoring excess arguments, starting with '1'\n"}],
['percent', '%%', {OUT=>'%'}],
['d-sp', q('% d' 33), {OUT=>' 33'}],
['d-plus', q('%+d' 33), {OUT=>'+33'}],
['d-minus', q('%-d' 33), {OUT=> '33'}],
['d-zero', q('%02d' 1), {OUT=> '01'}],
['d-quote', q("%'d" 3333), {OUT=> '3333'}, {OUT_SUBST => 'tr/3//c'}],
['d-hash', q("%#d" 3333), {EXIT=>1},
{ERR=>"$prog: %#d: invalid conversion specification\n"}],
);
my $save_temps = $ENV{DEBUG};
my $verbose = $ENV{VERBOSE};
my $fail = run_tests ($prog, \$prog, \@Tests, $save_temps, $verbose);
exit $fail;
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