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#!/usr/bin/perl
# Basic tests for "fmt".
# Copyright (C) 2001-2018 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 $program_name = $0) =~ s|.*/||;
my $normalize_strerror = "s/': .*/'/";
my @Tests =
(
['8-bit-pfx', qw (-p 'ç'),
{IN=> "ça\nçb\n"},
{OUT=>"ça b\n"}],
['wide-1', '-w 32768',
{ERR => "fmt: invalid width: '32768'\n"}, {EXIT => 1},
{ERR_SUBST => $normalize_strerror}],
['wide-2', '-w 2147483647',
{ERR => "fmt: invalid width: '2147483647'\n"}, {EXIT => 1},
{ERR_SUBST => $normalize_strerror}],
['bad-suffix', '-72x', {IN=> ''},
{ERR => "fmt: invalid width: '72x'\n"}, {EXIT => 1}],
['no-file', 'no-such-file',
{ERR => "fmt: cannot open 'no-such-file' for reading:"
. " No such file or directory\n"}, {EXIT => 1}],
['obs-1', '-c -72',
{ERR => "fmt: invalid option -- 7; -WIDTH is recognized only when it"
. " is the first\noption; use -w N instead\n"
. "Try 'fmt --help' for more information.\n" }, {EXIT => 1}],
# With --prefix=P, do not remove leading space on lines without the prefix.
['pfx-1', qw (-p '>'),
{IN=> " 1\n 2\n\t3\n\t\t4\n> quoted\n> text\n"},
{OUT=> " 1\n 2\n\t3\n\t\t4\n> quoted text\n"}],
# Don't remove prefix from a prefix-only line.
['pfx-only', qw (-p '>'),
{IN=> ">\n"},
{OUT=> ">\n"}],
# With a multi-byte prefix, say, "foo", don't empty a line that
# starts with a strict prefix (e.g. "fo") of that prefix.
# With fmt from coreutils-6.7, it would mistakenly output an empty line.
['pfx-of-pfx', qw (-p 'foo'),
{IN=> "fo\n"},
{OUT=> "fo\n"}],
);
my $save_temps = $ENV{DEBUG};
my $verbose = $ENV{VERBOSE};
my $prog = 'fmt';
my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
exit $fail;
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