#!/usr/bin/perl # Test "unexpand". # Copyright (C) 2000-2022 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 . use strict; my $limits = getlimits (); (my $program_name = $0) =~ s|.*/||; # Turn off localization of executable's output. @ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3; my $prog = 'unexpand'; my @Tests = ( ['a1', {IN=> ' 'x 1 ."y\n"}, {OUT=> ' 'x 1 ."y\n"}], ['a2', {IN=> ' 'x 2 ."y\n"}, {OUT=> ' 'x 2 ."y\n"}], ['a3', {IN=> ' 'x 3 ."y\n"}, {OUT=> ' 'x 3 ."y\n"}], ['a4', {IN=> ' 'x 4 ."y\n"}, {OUT=> ' 'x 4 ."y\n"}], ['a5', {IN=> ' 'x 5 ."y\n"}, {OUT=> ' 'x 5 ."y\n"}], ['a6', {IN=> ' 'x 6 ."y\n"}, {OUT=> ' 'x 6 ."y\n"}], ['a7', {IN=> ' 'x 7 ."y\n"}, {OUT=> ' 'x 7 ."y\n"}], ['a8', {IN=> ' 'x 8 ."y\n"}, {OUT=> "\ty\n"}], ['aa-1', '-a', {IN=> 'w'.' 'x 1 ."y\n"}, {OUT=> 'w'.' 'x 1 ."y\n"}], ['aa-2', '-a', {IN=> 'w'.' 'x 2 ."y\n"}, {OUT=> 'w'.' 'x 2 ."y\n"}], ['aa-3', '-a', {IN=> 'w'.' 'x 3 ."y\n"}, {OUT=> 'w'.' 'x 3 ."y\n"}], ['aa-4', '-a', {IN=> 'w'.' 'x 4 ."y\n"}, {OUT=> 'w'.' 'x 4 ."y\n"}], ['aa-5', '-a', {IN=> 'w'.' 'x 5 ."y\n"}, {OUT=> 'w'.' 'x 5 ."y\n"}], ['aa-6', '-a', {IN=> 'w'.' 'x 6 ."y\n"}, {OUT=> 'w'.' 'x 6 ."y\n"}], ['aa-7', '-a', {IN=> 'w'.' 'x 7 ."y\n"}, {OUT=> "w\ty\n"}], ['aa-8', '-a', {IN=> 'w'.' 'x 8 ."y\n"}, {OUT=> "w\t y\n"}], ['b-1', '-t', '2,4', {IN=> " ."}, {OUT=>"\t\t ."}], # These would infloop prior to textutils-2.0d. ['infloop-1', '-t', '1,2', {IN=> " \t\t .\n"}, {OUT=>"\t\t\t .\n"}], ['infloop-2', '-t', '4,5', {IN=> ' 'x4 . "\t\t \n"}, {OUT=>"\t\t\t \n"}], ['infloop-3', '-t', '2,3', {IN=> "x \t\t \n"}, {OUT=>"x\t\t\t \n"}], ['infloop-4', '-t', '1,2', {IN=> " \t\t \n"}, {OUT=>"\t\t\t \n"}], ['c-1', '-t', '1,2', {IN=> "x\t\t .\n"}, {OUT=>"x\t\t .\n"}], # -t implies -a # Feature addition (--first-only) prompted by a report from Jie Xu. ['tabs-1', qw(-t 3), {IN=> " a b\n"}, {OUT=>"\ta\tb\n"}], ['tabs-2', qw(-t 3 --first-only), {IN=> " a b\n"}, {OUT=>"\ta b\n"}], # blanks ['blanks-1', qw(-t 1), {IN=> " b c d\n"}, {OUT=> "\tb\t\tc\t\t\td\n"}], ['blanks-2', qw(-t 1), {IN=> "a \n"}, {OUT=> "a \n"}], ['blanks-3', qw(-t 1), {IN=> "a \n"}, {OUT=> "a\t\t\n"}], ['blanks-4', qw(-t 1), {IN=> "a \n"}, {OUT=> "a\t\t\t\n"}], ['blanks-5', qw(-t 1), {IN=> "a "}, {OUT=> "a "}], ['blanks-6', qw(-t 1), {IN=> "a "}, {OUT=> "a\t\t"}], ['blanks-7', qw(-t 1), {IN=> "a "}, {OUT=> "a\t\t\t"}], ['blanks-8', qw(-t 1), {IN=> " a a a\n"}, {OUT=> "\ta a\t\ta\n"}], ['blanks-9', qw(-t 2), {IN=> " a a a\n"}, {OUT=> "\t a\ta\t a\n"}], ['blanks-10', '-t', '3,4', {IN=> "0 2 4 6\t8\n"}, {OUT=> "0 2 4 6\t8\n"}], ['blanks-11', '-t', '3,4', {IN=> " 4\n"}, {OUT=> "\t\t4\n"}], ['blanks-12', '-t', '3,4', {IN=> "01 4\n"}, {OUT=> "01\t\t4\n"}], ['blanks-13', '-t', '3,4', {IN=> "0 4\n"}, {OUT=> "0\t\t4\n"}], # POSIX says spaces should only follow tabs. Also a single # trailing space is not converted to a tab, when before # a field starting with non blanks ['posix-1', '-a', {IN=> "1234567 \t1\n"}, {OUT=>"1234567\t\t1\n"}], ['posix-2', '-a', {IN=> "1234567 \t1\n"}, {OUT=>"1234567\t\t1\n"}], ['posix-3', '-a', {IN=> "1234567 \t1\n"}, {OUT=>"1234567\t\t1\n"}], ['posix-4', '-a', {IN=> "1234567\t1\n"}, {OUT=>"1234567\t1\n"}], ['posix-5', '-a', {IN=> "1234567 1\n"}, {OUT=>"1234567\t 1\n"}], ['posix-6', '-a', {IN=> "1234567 1\n"}, {OUT=>"1234567 1\n"}], # It is debatable whether this test should require an environment # setting of e.g., _POSIX2_VERSION=1. ['obs-ovflo', "-$limits->{UINTMAX_OFLOW}", {IN=>''}, {OUT=>''}, {EXIT => 1}, {ERR => "$prog: tab stop value is too large\n"}], # Test input with backspaces '\b' ('bs1' is the baseline, without \b) # Note: If users report errors in these tests, copy&pasting results from # their terminate output might be confusing due to '\b' overriding # characters. For details see '\b' tests in 'expand.pl'. ['bs1', '-a -t4', {IN=>"aa c\n"}, {OUT=>"aa\tc\n"}], ['bs2', '-a -t4', {IN=>"aa\b c\n"}, {OUT=>"aa\b c\n"}], ['bs3', '-a -t4', {IN=>"aa\b c\n"}, {OUT=>"aa\b\tc\n"}], ['bs4', '-a -t3', {IN=>"aa\b c\n"}, {OUT=>"aa\b\tc\n"}], # Undocumented feature: # treat "unexpand -7" as "unexpand --first-only --tabs 7" , # and "unexpand -90" as "unexpand --first-only --tabs 90", ['u1', '-a -3', {IN=>"a b c"}, {OUT=>"a\tb\tc"}], ['u2', '-a -4,9', {IN=>"a b c"}, {OUT=>"a\tb\tc"}], ['u3', '-a -11', {IN=>"a b"}, {OUT=>"a\tb"}], # Test all digits (for full code coverage) ['u4', '-a -2,6', {IN=>"a b c"}, {OUT=>"a b\tc"}], ['u5', '-a -7', {IN=>"a b"}, {OUT=>"a\tb"}], ['u6', '-a -8', {IN=>"a b"}, {OUT=>"a\tb"}], # This syntax is handled internally as "-3, -9" ['u7', '-a -3,9', {IN=>"a b c"}, {OUT=>"a\tb\tc"}], # Default (without -a) is --first-only: ['u8', '-3', {IN=>" a b"}, {OUT=>"\ta b"}], # Arguably this should minimize translation as is done on Solaris. # I.e., not modify the input. But since the result is equivalent, # and to be consistent in output with older versions, we output # a '\t' rather than a space for the second tab position. # For more detailed comparison with other implementations see: # https://lists.gnu.org/r/coreutils/2016-06/msg00015.html # https://lists.gnu.org/r/coreutils/2016-07/msg00011.html ['ts1', '-t8,9', {IN=>"x\t \t y\n"}, {OUT=>"x\t\t\t y\n"}], # There is no ambiguity here. This should always be the output. ['ts2', '-t5,8', {IN=>"x\t \t y\n"}, {OUT=>"x\t\t y\n"}], ); my $save_temps = $ENV{DEBUG}; my $verbose = $ENV{VERBOSE}; my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose); exit $fail;